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  1. Ansatte

Språkvelger

English

Alexei Stovas

Last ned pressefoto
Last ned pressefoto
Foto:

Alexei Stovas

Professor
Institutt for geovitenskap

alexey.stovas@ntnu.no
73597139 Petroleumsteknisk senter, L242, Valgrinda, S. P. Andersens veg 15A
Publikasjoner Undervisning Formidling

Publikasjoner

  • Kronologisk
  • Etter kategori
  • Se alle publikasjoner i Cristin

2025

  • Park, Sea-Eun; Stovas, Alexei; Oh, Ju-Won. (2025) Acoustic anisotropic time-lapse full-waveform inversion based on elliptical anisotropic assumption at the Sleipner site. IEEE Transactions on Geoscience and Remote Sensing
    Vitenskapelig artikkel
  • Stovas, Alexei; Roganov, Yuriy; Roganov, Vyacheslav. (2025) Gaussian curvature of the slowness surface in vicinity of singularity point in anisotropic media. Geophysical Journal International
    Vitenskapelig artikkel
  • Yang, Yuyong; Stovas, Alexei; Qi, Qiaomu; Zhou, Huailai. (2025) Inversion of fracture weakness parameters based on 3CVSP data-Part II: ORT media composed of a single fracture set in the VTI background media. Geophysics
    Vitenskapelig artikkel
  • Galtung, Kristoffer Tesdal; Stovas, Alexei. (2025) Imaging moveout in acoustic factorized orthorhombic media. Geophysical Journal International
    Vitenskapelig artikkel
  • Stovas, Alexei; Roganov, Yuriy; Roganov, Vyacheslav. (2025) Group velocity image of singularities for converted reflected and transmitted waves in orthorhombic anisotropic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Yang, Chun; Stovas, Alexei; Wang, Yun; Qu, Jie; He, Xueming. (2025) Approximation for reflection and transmission at a thin isotropic poroelastic bed between two isotropic elastic half-spaces. Geophysical Prospecting
    Vitenskapelig artikkel

2024

  • Yang, Chun; Wang, Yun; Stovas, Alexei; Wang, Liheng. (2024) Modified Biot Elastic Coefficients in Poroelastic Solid. Journal of Earth Science
    Leder
  • Chen, Fubin; Zong, Z.; Stovas, Alexei; Yin, X.. (2024) Stress-Dependent Study on Dispersion of Elastic Wave Attenuation in Saturated Porous Layered Media . Science in China Series D: Earth sciences
    Vitenskapelig artikkel
  • Roganov, Y.; Stovas, Alexei; Roganov, V.. (2024) Anisotropic media with singular slowness surfaces. Geofizicheskiy zhurnal
    Vitenskapelig artikkel
  • Yu, Jiaxin; Stovas, Alexei. (2024) Understanding the impact of stress release on sandstone using sound waves: rock physics, applications and code. Norges teknisk-naturvitenskapelige universitet Doktoravhandlinger ved NTNU (2024/100)
    Doktorgradsavhandling
  • Martinez Guzman, Ricardo Jose; Vinje, Vetle; Stovas, Alexei; Mispel, Joachim; Ringrose, Philip Stefan; Duffaut, Kenneth. (2024) Diving-wave time-lapse delay for CO2 thin layer detection. Geophysical Journal International
    Vitenskapelig artikkel
  • Yang, Yuyong; Stovas, Alexei; Qi, Qiaomu; Zhou, Huailai. (2024) Inversion of fracture weakness parameters based on 3C vertical seismic profile data — Part I: Horizontal transversely isotropic media composed of a single fracture set in the isotropic background media. Geophysics
    Vitenskapelig artikkel
  • Galtung, Kristoffer Tesdal; Stovas, Alexei. (2024) Diving waves in acoustic factorized orthorhombic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Yi, Zhang; Stovas, Alexei; De Siena, Luca. (2024) Wavefield simulation and reverse time migration for acoustic TTI media. Geophysics
    Vitenskapelig artikkel
  • Song, Jin; Hu, Xiangyun; Li, Xuelei; Stovas, Alexei. (2024) Tuning effects of a thin layer with triclinic anisotropy. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexei; Roganov, Yuriy; Roganov, Vyacheslav. (2024) Singularity points and their degeneracies in anisotropic media. Geophysical Journal International
    Vitenskapelig artikkel
  • Stovas, Alexei; Roganov, Yuriy; Roganov, Vyacheslav. (2024) Degenerate orthorhombic models. Geophysical Journal International
    Vitenskapelig artikkel
  • Stovas, Alexei. (2024) On the singularity point in acoustic orthorhombic media. Journal of Geophysics and Engineering
    Vitenskapelig artikkel

2023

  • Xu, Shibo; Stovas, Alexei. (2023) Sensitivity study of the critical angle in elastic orthorhombic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Tian, Yajun; Stovas, Alexei; Gao, Jinghuai; Xu, Wenhao; Yu, Jiaxin. (2023) Tight sandstone gas reservoir characterization via amplitude-versus-offset attributes. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexei; Roganov, Yuriy; Roganov, Vyacheslav. (2023) On pathological orthorhombic models. Geophysical Prospecting
    Vitenskapelig artikkel
  • Yang, Chun; Stovas, Alexei; Wang, Yun; Wang, Yujie; Wang, Zhiheng. (2023) Normal incidence reflection coefficient approximation at an isotropic–poroelastic interface. Geophysical Prospecting
    Vitenskapelig artikkel
  • Tian, Yajun; Stovas, Alexei; Gao, J.. (2023) Upscaling method based on sedimentary cycle prior and its application to well-to-seismic tie . Geophysical Prospecting
    Vitenskapelig artikkel
  • Yang, Chun; Stovas, Alexei; Wang, Yun; Wang, Liheng. (2023) Reflection and transmission from a porous layer sandwiched in-between seawater and solid substrate . Ocean Engineering
    Vitenskapelig artikkel
  • Tian, Yajun; Stovas, Alexei; Gao, Jinghuai; Meng, Chuangji; Yang, Chun. (2023) Frequency-Dependent AVO Inversion and Application on Tight Sandstone Gas Reservoir Prediction Using Deep Neural Network. IEEE Transactions on Geoscience and Remote Sensing
    Vitenskapelig artikkel
  • Chen, Fubin; Zong, Zhaoyun; Yin, Xingyao; Stovas, Alexei. (2023) Stress dependence of elastic wave dispersion and attenuation in fluid-saturated porous layered media. Science China. Earth Sciences
    Vitenskapelig artikkel
  • Yang, Chun; Stovas, Alexei; Wang, Yun; Li, Mengqi; Tian, Yajun. (2023) Dissipation factor and phase velocity approximate formulas for P-waves in fluid-saturated porous media. Waves in Random and Complex Media
    Vitenskapelig artikkel
  • Roganov, Y.; Stovas, Alexei; Roganov, V.. (2023) Properties of singular points in a special case of orthorhombic media. Geofizicheskiy zhurnal
    Vitenskapelig artikkel
  • Li, Mengqi; Stovas, Alexei; Lu, Jun. (2023) P-, SV- and SH-wave eikonal approximations for HTI media based on perturbation theory. Geophysical Journal International
    Vitenskapelig artikkel
  • Chen, F.; Zong, Z; Stovas, Alexei; Yin, X. (2023) Wave reflection and transmission coefficients for layered transversely isotropic media with vertical symmetry axis under initial stress . Geophysical Journal International
    Vitenskapelig artikkel

2022

  • Xu, Shibo; Stovas, Alexei; Huang, Xingguo. (2022) Umbilic points of slowness surface in elastic orthorhombic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Song, Jin; Stovas, Alexey; Hu, Xiangyun. (2022) Improved generalized moveout approximation with a novel parameterization. Geophysics
    Vitenskapelig artikkel
  • Khoshnavaz, M. Javad; Stovas, Alexey. (2022) NMO stretch in VTI media, presented by non-hyperbolic approximations. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2022) The S waves geometrical spreading in elliptical orthorhombic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Pigulevskiy, P.I.; Stovas, Alexey. (2022) Seismic geotraverse "Granit" (Ukrainian part). Reanimation . Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2022) Extension of the kinematic approximations to the multilayered elastic orthorhombic medium. Geophysics
    Vitenskapelig artikkel
  • Li, Mengqi; Stovas, Alexey; Lu, J; Cai, Y; Hu, J. (2022) Inversion of Fracture Weaknesses Based on Linearly Approximated Traveltime. IEEE Transactions on Geoscience and Remote Sensing
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2022) Perturbation-based moveout approximation in the elastic transversely isotropic media with a vertical symmetry axis. Geophysics
    Vitenskapelig artikkel
  • Roganov, Yuriy; Stovas, Alexey; Roganov, Vyacheslav. (2022) Location of singular points in orthorhombic media. Geofizicheskiy zhurnal
    Vitenskapelig artikkel
  • Stovas, Alexei; Roganov, Yuriy; Roganov, Vyacheslav. (2022) On singularity points in elastic orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey; Huang, Xingguo. (2022) The approximation for relative geometric spreading in the elastic vertical transversely isotropic medium. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2022) Behavior of S waves in vicinity of singularity point in elliptic orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Jin, Song; Hu, Xiangyun; Stovas, Alexey. (2022) Feasibility of characterizing an aligned fracture set from azimuthal amplitude variations of PP-and converted waves. Geophysics
    Vitenskapelig artikkel
  • Li, Mengqi; Lu, Jun; Stovas, Alexey; Wang, Yun. (2022) Joint PP, PS1, and PS2 AVA Inversion of HTI Media. IEEE Transactions on Geoscience and Remote Sensing
    Vitenskapelig artikkel
  • Pang, Shuo; Stovas, Alexey; Xing, Huilin. (2022) Analysis of S waves singularity points in porous rock with two orthogonal sets of mesoscale fractures. Geophysical Journal International
    Vitenskapelig artikkel
  • Shuai, Da; Stovas, Alexey; Zhao, Yang; Huang, Xingxing; He, Lingyi. (2022) Frequency-dependent anisotropy due to non-orthogonal sets of mesoscale fractures in porous media. Geophysical Journal International
    Vitenskapelig artikkel
  • Torres Caceres, Veronica Alejandra; Duffaut, Kenneth; Westad, Frank Ove; Stovas, Alexey; Johansen, Yngve Bolstad; Jenssen, Arne Johannes Kaaijk. (2022) Automated Log Data Analytics Workflow - The Value of Data Access and Management to Reduced Turnaround Time for Log Analysis. Petrophysics
    Vitenskapelig artikkel
  • Li, Bowen; Stovas, Alexey. (2022) Decoupling approximation of P- and S-wave phase velocities in orthorhombic media. Geophysics
    Vitenskapelig artikkel

2021

  • Xu, Shibo; Stovas, Alexey; Mikada, Hitoshi; Takekawa, J. (2021) On-axis triplications in elastic orthorhombic media. Geophysical Journal International
    Vitenskapelig artikkel
  • Pang, Shuo; Stovas, Alexey; Xing, Huayang. (2021) Frequency-dependent anisotropy in partially saturated porous rock with multiple sets of mesoscale fractures. Geophysical Journal International
    Vitenskapelig artikkel
  • Stovas, Alexey. (2021) Perturbation in monoclinic medium with a horizontal symmetry plane. Geophysical Journal International
    Vitenskapelig artikkel
  • Song, Jin; Stovas, Alexey. (2021) Reflection and transmission approximations for P, S1 and S2 waves in triclinic media. Geophysical Journal International
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2021) Perturbation-based traveltime approximation for two acoustic assumptions in the transversely isotropic media with a vertical symmetry axis. Geophysical Prospecting
    Vitenskapelig artikkel
  • Roganov, Yuriy; Stovas, Alexey; Roganov, Vyacheslav. (2021) Use of perturbation theory in computation of phase velocities and polarization vectors in weakly anisotropic media. Geofizicheskiy zhurnal
    Vitenskapelig artikkel
  • Li, Bowen; Stovas, Alexey. (2021) Decoupled approximation and separate extrapolation of P- and SV-waves in transversely isotropic media. Geophysics
    Vitenskapelig artikkel
  • Shuai, Da; Stovas, Alexey; Wei, Jianxin; Di, Bangrang; Zhao, Yang. (2021) Effective elastic properties of rocks with transversely isotropic background permeated by a set of vertical fracture cluster. Geophysics
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2021) Converted wave triplications in transversely isotropic media with a tilted symmetry axis. EAGE Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2021) Perturbation of phase velocities in elastic orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2021) Pure mode P and S wave equations in elastic orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2021) A fundamental singularity point in elliptic orthorhombic media. GEOInformatics
    Sammendrag/abstract
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2021) Shear waves in elliptical orthorhombic media. EAGE Expanded Abstracts
    Sammendrag/abstract
  • Roganov, Yuriy; Stovas, Alexey; Roganov, Vyacheslav. (2021) Calculation of wave parameters for weakly anisotropic media. GEOInformatics
    Sammendrag/abstract
  • Zhang, Yi; De Siena, Luca; Stovas, Alexey. (2021) Seismic waveform modeling and inversion with velocity-deviatoric stress-isotropic pressure formulations. EGU General Assembly Conference Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Shuai, Da. (2021) A vertical fracture cluster embedded into thinly layered medium. EGU General Assembly Conference Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2021) Wave characteristics in elliptical orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey. (2021) On parameterization in monoclinic media with a horizontal symmetry plane. Geophysics
    Vitenskapelig artikkel
  • Zeng, Jing; Stovas, Alexey; Huang, H.; Ren, Lei; Tang, Tao. (2021) Prediction of shale gas reservoirs using fluid mobility attribute driven by post-stack seismic data: A case study from Southern China. Applied Sciences
    Vitenskapelig artikkel
  • Abedi, Mohammad Mahdi; Pardo, David; Stovas, Alexey. (2021) Approximations for traveltime, slope, curvature, and geometrical spreading of elastic waves in layered transversely isotropic media. Geophysics
    Vitenskapelig artikkel
  • Zeng, Jing; Stovas, Alexey; Huang, Handong. (2021) Anisotropic attenuation of stratified viscoelastic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2021) Geometrical characteristics of phase and group velocity surfaces in anisotropic media. Geophysical Prospecting
    Vitenskapelig artikkel

2020

  • Jin, Song; Stovas, Alexey. (2020) S-wave in 2D acoustic transversely isotropic media with a tilted symmetry axis . Geophysical Prospecting
    Vitenskapelig artikkel
  • Jin, Song; Stovas, Alexey. (2020) Reflection and transmission approximations for monoclinic media with a horizontal symmetry plane . Geophysics
    Vitenskapelig artikkel
  • Pang, Shuo; Stovas, Alexey. (2020) Frequency‐dependent PP and PS reflection coefficients in fractured media . Geophysical Prospecting
    Vitenskapelig artikkel
  • Pang, Shuo; Stovas, Alexey. (2020) Low‐frequency anisotropy in fractured and layered media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2020) Interaction between P, S1 and S2 waves in multilayered periodic monoclinic media at low frequencies. Geophysical Journal International
    Vitenskapelig artikkel
  • Song, Jin; Stovas, Alexey. (2020) Reflection coefficients approximations for orthorhombic media. CPS-SEG Expanded Abstracts
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey; Mikada, Hitoshi. (2020) Traveltime and relative geometrical spreading approximation in elastic orthorhombic medium . Geophysics
    Vitenskapelig artikkel
  • Shuai, Da; Stovas, Alexey; Wej, J; Di, Bangrang. (2020) Frequency-dependent anisotropy due to two orthogonal sets of mesoscale fractures in porous media . Geophysical Journal International
    Vitenskapelig artikkel
  • Song, Jin; Stovas, Alexey. (2020) Reflection and transmission approximations for weak contrast orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Alkhalifah, T.; bin Waheed, U. (2020) Pure P and S wave equations in transversely isotropic media . Geophysical Prospecting
    Vitenskapelig artikkel
  • Abedi, Mohammad Mahdi; Stovas, Alexey. (2020) A new acoustic assumption for orthorhombic media. Geophysical Journal International
    Vitenskapelig artikkel
  • Song, Jin; Stovas, Alexey. (2020) Exact and approximate reflection/transmission responses from a layer containing vertical fractures . Geophysical Journal International
    Vitenskapelig artikkel
  • Roganov, Yuriy; Stovas, Alexey; Roganov, Vyacheslav. (2020) Dispersion of phase velocities in horizontally layered anisotropic weak-contrast periodic medium . Geofizicheskiy zhurnal
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey; Mikada, Hitoshi. (2020) Triplications for the converted wave in transversely isotropic media with a tilted symmetry axis. Geophysical Prospecting
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey; Alkhalifah, Tariq; Mikada, Hitoshi. (2020) New acoustic approximation for transversely isotropic media with a vertical symmetry axis. Geophysics
    Vitenskapelig artikkel
  • Carter, Andrew James; Torres Caceres, Veronica Alejandra; Duffaut, Kenneth; Stovas, Alexey. (2020) Velocity-attenuation model from check-shot drift trends in North Sea well data. Geophysics
    Vitenskapelig artikkel
  • Shuai, Da; Stovas, Alexey. (2020) Low-frequency layer-induced kinematic parameters in transversely isotropic media and orthorhombic media . Geophysical Journal International
    Vitenskapelig artikkel
  • Shuai, Da; Wei, Jianxin; Di, Bangrang; Guo, Junxin; Li, Dongqing; Gong, Fei. (2020) Experimental study of crack density’s influence on the accuracy of effective media theory . Geophysical Journal International
    Vitenskapelig artikkel
  • Song, Jin; Stovas, Alexey. (2020) Processing of S-wave data in orthorhombic media . Norges teknisk-naturvitenskapelige universitet Doktoravhandlinger ved NTNU (2020:296)
    Doktorgradsavhandling

2019

  • Stovas, Alexey; Fomel, Sergey. (2019) Generalized velocity approximation. Geophysics
    Vitenskapelig artikkel
  • Jin, Song; Stovas, Alexey. (2019) Comparisons of moveout approximations and inversions for P- and S-waves in acoustic transversely isotropic media with a vertical symmetry axis. Journal of Applied Geophysics
    Vitenskapelig artikkel
  • Abedi, Mohammad Mahdi; Riahi, Mohammad; Stovas, Alexey. (2019) Three-parameter Radon transform in layered transversely isotropic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2019) Estimation of the conversion point position in elastic orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Abedi, Mohammad Mahdi; Stovas, Alexey; Ivanov, Yuriy. (2019) Acoustic wave propagation in orthorhombic media: Phase velocity, group velocity, and moveout approximations. Geophysics
    Vitenskapelig artikkel
  • Jin, Song; Stovas, Alexey. (2019) Reflection and transmission responses in a layered transversely isotropic medium with horizontal symmetry axis . Geophysics
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2019) Traveltime approximation for converted waves in elastic orthorhombic media . Geophysics
    Vitenskapelig artikkel
  • Roganov, Yuriy; Stovas, Alexey; Roganov, Vyacheslav. (2019) Properties of acoustic axes in triclinic media . Geofizicheskiy zhurnal
    Vitenskapelig artikkel
  • Sripanich, Yanadet; Fomel, Sergey; Stovas, Alexey. (2019) Effects of lateral heterogeneity on reflection and diffraction traveltimes . Geophysical Journal International
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2019) The kinematics of S waves in acoustic orthorhombic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey; Kazei, Vladimir. (2019) Normal modes in orthorhombic media. Geophysical Journal International
    Vitenskapelig artikkel
  • Abedi, Mohammad Mahdi; Riahi, Mohammad; Stovas, Alexey. (2019) Three-parameter normal moveout correction in layered anisotropic media: A stretch-free approach. Geophysics
    Vitenskapelig artikkel
  • Jin, Song; Stovas, Alexey. (2019) Reflection and transmission responses for layered transversely isotropic media with vertical and horizontal symmetry axes. Geophysics
    Vitenskapelig artikkel
  • Roganov, Yuriy; Stovas, Alexey; Roganov, Vyacheslav. (2019) Low-frequency layer-induced dispersion in a weak-contrast vertically heterogeneous orthorhombic medium. Geophysical Prospecting
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2019) 3D mapping of kinematic attributes in anisotropic media. Geophysics
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2019) Singularity point in effective orthorhombic medium computed from zero- and infinite-frequency limit. Geophysical Journal International
    Vitenskapelig artikkel
  • Abedi, Mohammad Mahdi; Stovas, Alexey. (2019) A new parameterization for generalized moveout approximation, based on three rays. Geophysical Prospecting
    Vitenskapelig artikkel
  • Abedi, Mohammad Mahdi; Stovas, Alexey. (2019) Extended generalized non-hyperbolic moveout approximation. Geophysical Journal International
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2019) Interaction between P, S1 and S2 waves in multi-layered ORT media at low frequencies. SEG technical program expanded abstracts
    Vitenskapelig artikkel

2018

  • Stovas, Alexey. (2018) Geometrical spreading in orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Song, Jin; Stovas, Alexey. (2018) S-wave kinematics in acoustic transversely isotropic media with a vertical symmetry axis . Geophysical Prospecting
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2018) Triplications on traveltime surface for pure and converted wave modes in elastic orthorhombic media . Geophysical Journal International
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2018) Freznel zone in VTI and orthorhombic media. Geophysical Journal International
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey; Sripanich, Yanadet. (2018) An anelliptic approximation for geometrical spreading in transversely isotropic and orthorhombic media . Geophysics
    Vitenskapelig artikkel
  • Hao, Qi; Stovas, Alexey. (2018) Approximate reflection coefficients for a thin VTI layer. Geophysics
    Vitenskapelig artikkel
  • Torres Caceres, Veronica Alejandra; Carter, Andrew James; Duffaut, Kenneth; Stovas, Alexey. (2018) An Attenuation Model from Dispersion Trends in North Sea Well Data. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Xu, Shibo; Stovas, Alexey. (2018) Generalized nonhyperbolic approximations for relative geometrical spreading in layered anisotropic media . Geophysical Prospecting
    Vitenskapelig artikkel
  • Subagjo, Isa Adi; Dupuy, Bastien; Park, Joonsang; Romdhane, Mohamed Anouar; Querendez, Etor; Stovas, Alexey. (2018) Joint Rock Physics Inversion of Seismic and Electromagnetic Data for CO2 Monitoring at Sleipner. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2017

  • Torres Caceres, Veronica Alejandra; Stovas, Alexey; Dupuy, Bastien. (2017) Seismic Wave Attenuation in Partially Saturated Sandstone and AVO Analysis for Carbon Dioxide Quantification at Sleipner. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Mastergradsoppgave
  • Torres Caceres, Veronica Alejandra; Dupuy, Bastien; Stovas, Alexey. (2017) Tuning and Partial Saturation Effects on Reflection Responses at Sleipner Field. Society of Petroleum Engineers
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Xu, Shibo; Stovas, Alexey. (2017) Preserved travel-time smoothing in orthorhombic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2017) Traveltime parameters in tilted orthorhombic medium. Geophysics
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey; Hao, Qi. (2017) Perturbation-based moveout approximations in anisotropic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Sripanich, Yanadet; Fomel, Sergey; Stovas, Alexey. (2017) Effect of lateral heterogeneity on reflection traveltimes. SEG technical program expanded abstracts
    Sammendrag/abstract
  • Xu, Shibo; Stovas, Alexey. (2017) A new parameterization for acoustic orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2017) Traveltime parameters in tilted orthorhombic medium. SEG technical program expanded abstracts
    Sammendrag/abstract
  • Sripanich, Yanadet; Fomel, Sergey; Stovas, Alexey; Hao, Qi. (2017) 3D generalized nonhyperboloidal moveout approximation. Geophysics
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2017) Mapping of geometrical spreading in anisotropic media. SEG technical program expanded abstracts
    Sammendrag/abstract
  • Xu, Shibo; Stovas, Alexey; Sripanich, Yanadet. (2017) An anelliptic approximation for geometrical spreading in transversely isotropic and orthorhombic media. SEG technical program expanded abstracts
    Sammendrag/abstract
  • Stovas, Alexey. (2017) Geometrical spreading of P wave in acoustic ORT media. SEG technical program expanded abstracts
    Sammendrag/abstract
  • Xu, Shibo; Stovas, Alexey. (2017) Perturbation-based approximation for traveltime in orthorhombic media using a new parameterization. SEG technical program expanded abstracts
    Sammendrag/abstract
  • Xu, Shibo; Stovas, Alexey. (2017) Three-dimensional generalized non-hyperbolic approximation for relative geometrical spreading. Geophysical Journal International
    Vitenskapelig artikkel
  • Stovas, Alexey. (2017) Kinematic parameters of pure- and converted-mode waves in elastic orthorhombic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2017) Weak-anisotropy approximation for P-wave reflection coefficient at the boundary between two tilted transversely isotropic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • bin Waheed, Umair; Stovas, Alexey; Alkhalifah, Tariq. (2017) Anisotropy parameter inversion in vertical axis of symmetry media using diffractions. Geophysical Prospecting
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2017) S-wave singularities in tilted orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Fomel, Sergey. (2017) The modified generalized moveout approximation: a new parameter selection. Geophysical Prospecting
    Vitenskapelig artikkel
  • Masmoudi, Nabil; Stovas, Alexey; Alkhalifah, Tariq. (2017) Scanning anisotropy parameters in horizontal transversely isotropic media. Geophysical Prospecting
    Vitenskapelig artikkel

2016

  • Ivanov, Yuriy; Stovas, Alexey. (2016) Normal moveout velocity ellipse inversion in tilted orthorhombic media. SEG technical program expanded abstracts
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey; Hao, Qi. (2016) New moveout approximation for orthorhombic model. SEG technical program expanded abstracts
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2016) Down- and up-going waves in tilted orthorhombic media in zero-frequency limit. SEG technical program expanded abstracts
    Vitenskapelig artikkel
  • Sripanich, Yanadet; Fomel, Sergey; Stovas, Alexey; Hao, Qi. (2016) 3D generalized nonhyperboloidal moveout approximation. Geophysics
    Vitenskapelig artikkel
  • Hao, Qi; Stovas, Alexei. (2016) Generalized moveout approximation for P–SV converted waves in vertically inhomogeneous transversely isotropic media with a vertical symmetry axis. Geophysical Prospecting
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexei. (2016) Normal moveout velocity ellipse in tilted orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexei; Masmoudi, Nabil; Alkhalifah, Tariq. (2016) Application of perturbation theory to a P-wave eikonal equation in orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexei. (2016) Vertical on-axis triplications in orthorhombic media. Journal of Geophysics and Engineering
    Vitenskapelig artikkel
  • Dupuy, Bastien; Stovas, Alexey. (2016) Effect of anelastic patchy saturated sand layers on the reflection and transmission responses of a periodically layered medium. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Fomel, Sergey. (2016) Mapping of moveout attributes using local slopes. Geophysical Prospecting
    Vitenskapelig artikkel
  • Hao, Qi; Stovas, Alexey. (2016) P-wave slowness surface approximation for tilted orthorhombic media . Geophysics
    Vitenskapelig artikkel
  • Hao, Qi; Stovas, Alexey; Alkhalifah, Tariq. (2016) The offset-midpoint traveltime pyramid of P-waves in homogeneous orthorhombic media . Geophysics
    Vitenskapelig artikkel
  • Dupuy, Bastien; Garambois, Stéphane; Asnaashari, Amir; Balhareth, Hadi Mohammed; Landrø, Martin; Stovas, Alexey. (2016) Estimation of rock physics properties from seismic attributes - Part 2: Applications. Geophysics
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey; Alkhalifah, Tariq. (2016) Estimation of the anisotropy parameters from imaging moveout of diving wave in a factorized anisotropic medium. Geophysics
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2016) Reflected waves in finely layered tilted orthorhombic media . Studia Geophysica et Geodaetica
    Vitenskapelig artikkel

2015

  • Dupuy, Bastien; Garambois, Stephane; Asnaashari, Amir; Balhareth, Hadi M; Landrø, Martin; Stovas, Alexey. (2015) Estimation of rock physics properties from seismic attributes - Part 2: Applications. Geophysics
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2015) Upscaling for orthorhombic media. SEG technical program expanded abstracts
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey; Alkhalifah, Tariq. (2015) Estimation of the anisotropy parameters from imaging moveout of diving wave in a factorized anisotropic medium. Geophysics
    Vitenskapelig artikkel
  • Dupuy, Bastien; Balhareth, Hadi Mohammed; Landrø, Martin; Garambois, Stéphane; Stovas, Alexey; Asnaashari, Amir. (2015) Inversion of rock physics properties from seismic attributes using a downscaling method. Third EAGE workshop on rock physics
    Sammendrag/abstract
  • Xu, Shibo; Stovas, Alexey. (2015) Curvature and anisotropy estimation through the CRS approximation . Journal of Geophysics and Engineering
    Vitenskapelig artikkel
  • Hao, Qi; Stovas, Alexey; Alkhalifah, Tariq. (2015) The offset-midpoint traveltime pyramid in 3D transversely isotropic media with a horizontal symmetry axis. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Masmoudi, Nabil; Alkhalifah, Tariq. (2015) Parameter inversion in HTI media. FWI Workshop
    Sammendrag/abstract
  • Stovas, Alexey. (2015) Azimuthally dependent kinematic properties of orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Hao, Qi; Stovas, Alexey. (2015) P-wave slowness surface approximation for tilted orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Ayzenberg, Alena; Stovas, Alexey. (2015) Transmission-Propagation Operator Theory and Tip-Wave Superposition Method for sub-salt shadow wavefield description. Norges teknisk-naturvitenskapelige universitet Doktoravhandlinger ved NTNU (266)
    Doktorgradsavhandling
  • Ivanov, Yuriy; Stovas, Alexey. (2015) Upscaling in orthorhombic media: Behavior of elastic parameters in heterogeneous fractured earth . Geophysics
    Vitenskapelig artikkel
  • Hao, Qi; Stovas, Alexey. (2015) The offset-midpoint travel-time pyramid for P-wave in 2D transversely isotropic media with a tilted symmetry axis. Geophysical Prospecting
    Vitenskapelig artikkel
  • Hao, Qi; Stovas, Alexey. (2015) Analytic calculation of phase and group velocities of P-waves in orthorhombic media. Geophysics
    Vitenskapelig artikkel

2014

  • Ayzenberg, Alena; Zyatkov, N; Stovas, Alexey; Aizenberg, A. M.. (2014) Sub-salt Illumination by the Feasible Green's Function of Covering Sediments. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Ayzenberg, Alena; Zyatkov, N; Stovas, Alexey; Aizenberg, A. M.. (2014) The Feasible Near-front Wavefield Below Salt Overhang in Terms of Cascade Diffraction. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Dupuy, Bastien; Stovas, Alexey. (2014) Reflection and Transmission Responses of a Periodic Layered Medium Constituted by Shales and Patchy Saturated Sands. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Roganov, Yuriy; Stovas, Alexey. (2014) Low-frequency normal wave propagation in a periodically layered medium with weak-contrast in elastic properties. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Hao, Qi. (2014) Plane wave in vertically heterogeneous anisotropic media. CPS-SEG Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Hao, Qi. (2014) Three-dimensional generalized nonhyperbolic moveout approximation - 3D HTI model test. CPS-SEG Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Alkhalifah, Tariq. (2014) Mapping of moveout approximations in TI media. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Yuriy. (2014) Upscaling for multilayered transversely isotropic media with a tilt in symmetry axis. IAMG Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Roganov, Yuriy. (2014) Upscaling in TTI media. EAGE Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Hao, Qi. (2014) Generalized moveout approximation for phase velocity in orthorhombic media. IWSA Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Dupuy, Bastien. (2014) Reflection and transmission responses of a periodic layered medium constituted by shales and patchy saturated sands. EAGE Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Alkhalifah, Tariq. (2014) Analytical approximations of diving wave imaging in factorized medium. IWSA Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Fomel, Sergey. (2014) Mapping of moveout attributes using local slopes. IWSA Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Ayzenberg, Alena; Zyatkov, N; Ayzenberg, Arkady. (2014) The feasible near-front wavefield below salt overhang in terms of cascade diffraction. EAGE Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Ayzenberg, Alena. (2014) Tip-wave diffraction. EAGE/SPE workshop
    Sammendrag/abstract
  • Stovas, Alexey; Roganov, Yuriy. (2014) Zero-frequency upscaling in TTI media. Geoinformatika
    Sammendrag/abstract
  • Stovas, Alexey; Hao, Qi. (2014) Three-dimensional GMA - 3D HTI model test. EAGE Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Hao, Qi. (2014) Generalized group- and phase-domains moveout approximations for converted-wave in a homogeneous VTI layer. EAGE Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Hao, Qi. (2014) Conversion point approximation. EAGE Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Dupuy, Bastien; Balhareth, Hadi Mohammed; Landrø, Martin. (2014) Estimation of reservoir properties and gas saturation from shallow time-lapse FWI data for an old underground blowout. EAGE Expanded Abstracts
    Sammendrag/abstract
  • Dupuy, Bastien; Stovas, Alexey. (2014) Influence of frequency and saturation on AVO attributes for patchy saturated rocks. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Hao, Qi. (2014) P-wave diffraction and reflection traveltimes for ahomogeneous 3D DTI model. Journal of Seismic Exploration
    Vitenskapelig artikkel
  • Roganov, Y.; Stovas, Alexey; Roganov, V.. (2014) ANALYSIS OF PASS AND STOP BANDS IN A PERIODICALLY LAYERED MEDIUM. АНАЛИЗ ЗОН ПРОХОЖДЕНИЯ И ПОГЛОЩЕНИЯ В ПЕРИОДИЧЕСКОЙ СЛОИСТОЙ СРЕДЕ. Tekhnologii Seismorazvedki
    Vitenskapelig artikkel
  • Stovas, Alexey; Alkhalifah, Tariq. (2014) Analytical approximations of diving wave imaging inconstant gradient medium. Geophysics
    Vitenskapelig artikkel
  • Hao, Qi; Stovas, Alexey. (2014) Generalized Group- and Phase-domains Moveout Approximations for Converted-wave in a Horizontal and Homogeneous VTI Layer. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hao, Qi; Stovas, Alexey. (2014) Three Dimensional Generalized Nonhyperbolic Moveout Approximation - Application on a 3D HTI Model. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hao, Qi; Stovas, Alexey; Alkhalifah, Tariq. (2014) The offset-midpoint traveltime pyramid in 3D transversely isotropic media with a horizontal symmetry axis. Geophysics
    Vitenskapelig artikkel

2013

  • Golikov, Pavel; Avseth, P; Stovas, Alexey; Bachrach, R. (2013) Rock physics interpretation of heterogeneous and anisotropic turbidite reservoirs. Geophysical Prospecting
    Vitenskapelig artikkel
  • bin Waheed, U; Alkhalifah, T; Stovas, Alexey. (2013) Diffraction traveltime approximation for TI media with an inhomogeneous background. Geophysics
    Vitenskapelig artikkel
  • Pigulevskiy, P.; Nikitash, L.; Stovas, Alexey. (2013) On the role of potential methods to study the salt and reef structures in the Dnieper-Donets basin. Vìsnik. Geologìâ
    Vitenskapelig artikkel
  • Vinje, V; Stovas, Alexey; Reynaud, D. (2013) Preserved-traveltime smoothing. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Dupuy, Bastien. (2013) Wave attenuation and dispersion in patchy saturated oil and gas reservoirs: influence of frequency and saturation on AVO attributes. American Society of Civil Engineers (ASCE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Roganov, Yuriy; Duffaut, Kenneth; Carter, Andrew J.. (2013) Low-frequency layer-induced anisotropy. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Yuriy. (2013) Low frequency velocity dispersion and reflection coefficient in a periodical weak-contrast medium. Zbìrnik naukovih pracʹ Ukraïnsʹkogo deržavnogo geologorozvìduvalʹnogo ìnstitutu
    Vitenskapelig artikkel
  • Stovas, Alexey; Alkhalifah, Tariq. (2013) Mapping of moveout in tilted transversely isotropic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Alkhalifah, T. (2013) A tilted transversely isotropic slowness surface approximation. Geophysical Prospecting
    Vitenskapelig artikkel

2012

  • Stovas, Alexey; Alkhalifah, T.. (2012) Mapping of Moveout in a TTI Medium. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Golikov, Pavel Evgenjevich; Stovas, Alexey. (2012) Asymptotical Comparison of Non-hyperbolic Moveout Approximations in a VTI Medium. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Roganov, Y.V.; Stovas, Alexey. (2012) Hamiltonian Formalism for the Plane Waves Propagating in Periodically Layered Media. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Golikov, Pavel Evgenjevich; Stovas, Alexey. (2012) Traveltime Parameters for Vertically Heterogeneous 2D TTI Media. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Fomel, Sergey. (2012) Shifted hyperbola moveout approximation revisited. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Fomel, Sergey. (2012) Generalized nonelliptic moveout approximation in tau-rho domain. Geophysics
    Vitenskapelig artikkel
  • Golikov, Pavel; Stovas, Alexey. (2012) Traveltimes for tilted TI media. Norges teknisk-naturvitenskapelige universitet Doktoravhandlinger ved NTNU (2012/311)
    Doktorgradsavhandling
  • Stovas, Alexey; Alkhalifah, T.. (2012) A new traveltime approximation for TI media. Geophysics
    Vitenskapelig artikkel
  • Golikov, Pavel Evgenjevich; Stovas, Alexey. (2012) Accuracy comparison of nonhyperbolic moveout approximations for qP-waves in VTI media. Journal of Geophysics and Engineering
    Vitenskapelig artikkel
  • Roganov, Yuriy; Stovas, Alexey. (2012) Low-frequency wave propagation in periodically layered media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Golikov, Pavel Evgenjevich; Stovas, Alexey. (2012) Traveltime parameters in tilted transversely isotropic media. Geophysics
    Vitenskapelig artikkel
  • Golikov, Pavel Evgenjevich; Stovas, Alexey. (2012) Traveltime parameters in a tilted elliptical anisotropic medium. Geophysical Prospecting
    Vitenskapelig artikkel

2011

  • Roganov, Y; Stovas, Alexey. (2011) Caustics in a periodically layered transversely isotropic medium with vertical symmetry axis. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey. (2011) Unconstrained direct Dix-type inversion in a layered VTI medium. Journal of Geophysics and Engineering
    Vitenskapelig artikkel
  • Golikov, Pavel Evgenjevich; Stovas, Alexey. (2011) Traveltime Parameters in a Tilted Elliptical Anisotropic Medium. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Alkhalifah, T.. (2011) The TTI slowness surface approximation. Society of Exploration Geophysicists. Expanded Abstracts with Biographies
    Vitenskapelig artikkel
  • Roganov, Y.V.; Stovas, Alexey. (2011) Low-frequency Wave Propagation in Periodically Layered Media. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Vinje, Vetle; Stovas, Alexey; Reynaud, D.. (2011) Preserved-traveltime Smoothing. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Alkhalifah, T.. (2011) A New Traveltime Approximation for TI Media. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Roganov, Yury. (2011) Acoustic Waves in Layered Media - From Theory to Seismic Applications. IntechOpen
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey. (2011) The unphysical qP-wave caustics in acoustic VTI media. Tekhnologii Seismorazvedki
    Vitenskapelig artikkel

2010

  • Stovas, Alexey. (2010) Generalized moveout approximation for qP- and qSV-waves in a homogeneous transversely isotropic medium. Geophysics
    Vitenskapelig artikkel
  • Roganov, Y.V.; Stovas, Alexey. (2010) Caustics in a Periodically Layered VTI Medium. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Roganov, Y.; Stovas, Alexey. (2010) On shear-wave triplications in a multilayered transversely isotropic medium with vertical symmetry axis. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey. (2010) qP-wave Triplications in an Acoustic Transversely Isotropic Medium. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Golikov, Pavel Evgenjevich; Stovas, Alexey. (2010) New Parametrization for qPqP and qPqSV Reflection Coefficients in a Transversely Isotropic Medium. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey. (2010) Kinematical characteristics of the factorized velocity model. Geophysical Prospecting
    Vitenskapelig artikkel
  • Fomel, Sergey; Stovas, Alexey. (2010) Generalized nonhyperbolic moveout approximation. Geophysics
    Vitenskapelig artikkel
  • Golikov, Pavel Evgenjevich; Stovas, Alexey. (2010) New weak-contrast approximation for reflection coefficients in transversely isotropic media. Journal of Geophysics and Engineering
    Vitenskapelig artikkel
  • Skopintseva, Lyubov; Stovas, Alexey. (2010) Overburden dependent AVA inversion. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Y. (2010) Scattering versus intrinsic attenuation in periodically layered media. Journal of Geophysics and Engineering
    Vitenskapelig artikkel

2009

  • Stovas, Alexey. (2009) Power-gradient velocity model. Geophysics
    Vitenskapelig artikkel
  • Silva, Mercia Betania Costa E.; Stovas, Alexey. (2009) Correspondence between the low- and high-frequency limits for anisotropic parameters in a layered medium. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Y. (2009) Slowness surface approximations for qSV-waves in transversely isotropic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey. (2009) Direct Dix-type inversion in a layerd VTI medium.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Skopintseva, Lyubov; Stovas, Alexey. (2009) Effect of the Model Dependent Velocity Analysis on the Results of AVO Inversion. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey. (2009) Kinematically Equivalent Factorized Models. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Roganov, Y.; Stovas, Alexey. (2009) SV-waves triplications in the multilayered VTI media. European Association of Geoscientists and Engineers (EAGE)
    Annet
  • Stovas, Alexey; Ursin, Bjørn. (2009) Improved geometric-spreading approximation in layered transversely isotropic media. Geophysics
    Vitenskapelig artikkel
  • Silva, Mercia Betania Costa E.; Stovas, Alexey. (2009) Comparison of averaging methods for velocity model building from well logs. Journal of Geophysics and Engineering
    Vitenskapelig artikkel

2008

  • Stovas, Alexey. (2008) Kinematically equivalent velocity distributions. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Y.. (2008) Attenuation versus scattering in a periodically layerd medium.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Skopintseva, Lyubov; Stovas, Alexey. (2008) Overburden-dependent AVO interpretation.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Silva, Mercia Betania Costa E.; Stovas, Alexey. (2008) Comparison of Average Methods to Build a Velocity Model from Sonic Log. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey. (2008) Kinematical characteristics of the factorized model.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Ursin, Bjørn. (2008) Improved Geometrical Spreading Approximation in Layered Transversely Isotropic Media (P072). European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Roganov, Y.V.; Stovas, Alexey. (2008) Quasi-acoustic Approximations for qSV-waves in a Transversely Isotropic Medium. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2007

  • Stovas, Alexey. (2007) Phase velocity approximation in finely layered sediments. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Ursin, Bjørn. (2007) Equivalent time-average and effective medium for periodic layers. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Landrø, Martin; Janbu, N.. (2007) Seismic attributes from ultra-thin layered reservoir. Oil & Gas Science and Technology
    Vitenskapelig artikkel
  • Tygel, Martin; Ursin, Bjørn; Stovas, Alexey. (2007) Convergence of traveltime power series for a layered VTI medium. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Ursin, Bjørn. (2007) Estimation of layer parameters for linear P- and S-wave velocity functions. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Ursin, Bjørn. (2007) The Reflection and Transmission Responces of a Periodically Layered Medium.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey. (2007) Kinematically equivalent velocity ditributions.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Fomel, S.B.; Stovas, Alexey. (2007) Generalized Non-Hyperbolic Moveout Approximation. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Silva, Mercia Betania Costa E.; Stovas, Alexey. (2007) The Low and High Frequency Limits for Anisotropic Parameters in a Layered Medium. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Ursin, Bjørn. (2007) The Geometrical Spreading in VTI Medium Revisited. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Landrø, Martin. (2007) 4D Detection of Gas Coning. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Silva, Mercia Betania Costa E.; Stovas, Alexey. (2007) The low and high frequency limits for anisotropic parameters in layered medium.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Haugen, Jon Andre; Ursin, Bjørn; Stovas, Alexey. (2007) Sensitivity of Dix-type inverse formulae. Journal of Geophysics and Engineering
    Vitenskapelig artikkel
  • Pedersen, Ørjan; Ursin, Bjørn; Stovas, Alexey. (2007) Wide-angle phase-slowness approximations in VTI media. Geophysics
    Vitenskapelig artikkel
  • Mittet, Rune; Aakervik, Odd; Jensen, Hans; Ellingsrud, Svein; Stovas, Alexey. (2007) On the orientation and absolute phase of marine CSEM receivers. Geophysics
    Vitenskapelig artikkel

2006

  • Stovas, Alexey; Ursin, Bjørn. (2006) Parameter estimation for a linear velocity function. Russian Geology and Geophysics
    Vitenskapelig artikkel
  • Sinding-Larsen, Richard; Stovas, Alexey; Landrø, Martin; Brandsegg, Kristian Bjarnøe; Johnsen, Sverre Ola; Lippard, Stephen John. (2006) A Novel Workflow for 3D Integration of Geological and Geophysical Heterogeneity Signatures at Reservoir Scale. Proceedings International Association for Mathematical Geology Annual Conference
    Vitenskapelig artikkel
  • Stovas, Alexey; Landrø, Martin; Avseth, Per. (2006) AVO attribute inversion for finely layered reservoirs. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Landrø, Martin; Arntsen, Børge. (2006) A sensitivity study based on 2D synthetic data from the Gullfaks Field, using PP and PS time-lapse stacks for fluid-pressure discrimination. Journal of Geophysics and Engineering
    Vitenskapelig artikkel
  • Ursin, Bjørn; Stovas, Alexey. (2006) Traveltime approximations for a layered transversely isotropic medium. Geophysics
    Vitenskapelig artikkel
  • Røste, Thomas; Stovas, Alexey; Landrø, Martin. (2006) Estimation of layer thickness and velocity changes using 4D prestack seismic data. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Arntsen, Børge. (2006) Vertical propagation of low-frequency waves in finely layered media. Geophysics
    Vitenskapelig artikkel
  • Sinding-Larsen, Richard; Stovas, Alexey; Landrø, Martin; Brandsegg, Kristian Bjarnøe; Johnsen, Sverre Ola; Lippard, Stephen John. (2006) A Novel Workflow for 3D Integration of Geological and Geophysical Heterogeneity Signatures at Reservoir Scale.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Arntsen, Børge. (2006) Phase velocity approximation in the finely layered sediments.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey. (2006) Parameter Estimation for Linear Velocity Functions (P158). European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Pedersen, Ørjan; Ursin, Bjørn; Stovas, Alexey. (2006) Wide-Angle Phase-Slowness Approximations in VTI Media (P186). European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey. (2006) Phase Velocity Approximation in a finaly Layered Medium (P037). European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Landrø, Martin. (2006) Uncertainty in discrimination between net-to-gross and water saturation for fine-layered reservoirs.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Landrø, Martin. (2006) Seismic modelling from ultra-thin layered reservoirs. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2005

  • Janbu, Nils Erik; Stovas, Alexey; Sinding-Larsen, Richard; Landrø, Martin; Lippard, Stephen John; Johnsen, Sverre Ola. (2005) A novel workflow for the integration of geological and geophysical heterogeneity signatures at the reservoir scale. NGF abstracts and proceedings
    Sammendrag/abstract
  • Røste, Thomas; Stovas, Alexey; Landrø, Martin. (2005) Estimation of layer thickness and velocity changes using 4D prestack seismic data. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Landrø, Martin. (2005) Effect of anisotropy and anelasticity on net-to-gross and fluid saturation estimation. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Ursin, Bjørn. (2005) The reflection and transmission responses of a periodic layered medium.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Janbu, Nils Erik; Stovas, Alexey; Sinding-Larsen, Richard; Landrø, Martin; Lippard, Stephen John; Mørk, Mai Britt Engeness. (2005) Integrating geology and geophysics in subseismic reservoir description - How to uise digital sediment characterization to constrain plausible subsesimic reservoir scenarios. Norsk geologisk forening
    Vitenskapelig antologi/Konferanseserie
  • Ursin, Bjørn; Stovas, Alexey. (2005) Generalized Dix equations for layered transversely isotropic medium. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Landrø, Martin. (2005) Fluid-pressure discrimination in anisotropic reservoir rocks - A sensitivity study. Geophysics
    Vitenskapelig artikkel

2004

  • Stovas, Alexey; Landrø, Martin. (2004) Optimal use of PP and PS time-lapse stacks for fluid-pressure discrimination. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Ursin, Bjørn. (2004) New travel-time approximations for a transversely isotropic medium. Journal of Geophysics and Engineering
    Vitenskapelig artikkel

2003

  • Stovas, Alexey; Ursin, Bjørn. (2003) Reflection and transmission responses of layered transversely isotropic visco-elastic media. Geophysical Prospecting
    Vitenskapelig artikkel

2002

  • Ursin, Bjørn; Stovas, Alexey. (2002) Reflection and transmission responses of a layered isotropic visco-elastic medium. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey. (2002) Integral dip moveout operator for transversely isotropic media - the hyperbolic case. Journal of Seismic Exploration
    Vitenskapelig artikkel

2001

  • Stovas, Alexey; Ursin, Bjørn. (2001) Second-order approximations of the reflection and transmission coefficients between two visco-elastic isotropic media. Journal of Seismic Exploration
    Vitenskapelig artikkel

Tidsskriftspublikasjoner

  • Park, Sea-Eun; Stovas, Alexei; Oh, Ju-Won. (2025) Acoustic anisotropic time-lapse full-waveform inversion based on elliptical anisotropic assumption at the Sleipner site. IEEE Transactions on Geoscience and Remote Sensing
    Vitenskapelig artikkel
  • Stovas, Alexei; Roganov, Yuriy; Roganov, Vyacheslav. (2025) Gaussian curvature of the slowness surface in vicinity of singularity point in anisotropic media. Geophysical Journal International
    Vitenskapelig artikkel
  • Yang, Yuyong; Stovas, Alexei; Qi, Qiaomu; Zhou, Huailai. (2025) Inversion of fracture weakness parameters based on 3CVSP data-Part II: ORT media composed of a single fracture set in the VTI background media. Geophysics
    Vitenskapelig artikkel
  • Galtung, Kristoffer Tesdal; Stovas, Alexei. (2025) Imaging moveout in acoustic factorized orthorhombic media. Geophysical Journal International
    Vitenskapelig artikkel
  • Stovas, Alexei; Roganov, Yuriy; Roganov, Vyacheslav. (2025) Group velocity image of singularities for converted reflected and transmitted waves in orthorhombic anisotropic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Yang, Chun; Stovas, Alexei; Wang, Yun; Qu, Jie; He, Xueming. (2025) Approximation for reflection and transmission at a thin isotropic poroelastic bed between two isotropic elastic half-spaces. Geophysical Prospecting
    Vitenskapelig artikkel
  • Yang, Chun; Wang, Yun; Stovas, Alexei; Wang, Liheng. (2024) Modified Biot Elastic Coefficients in Poroelastic Solid. Journal of Earth Science
    Leder
  • Chen, Fubin; Zong, Z.; Stovas, Alexei; Yin, X.. (2024) Stress-Dependent Study on Dispersion of Elastic Wave Attenuation in Saturated Porous Layered Media . Science in China Series D: Earth sciences
    Vitenskapelig artikkel
  • Roganov, Y.; Stovas, Alexei; Roganov, V.. (2024) Anisotropic media with singular slowness surfaces. Geofizicheskiy zhurnal
    Vitenskapelig artikkel
  • Martinez Guzman, Ricardo Jose; Vinje, Vetle; Stovas, Alexei; Mispel, Joachim; Ringrose, Philip Stefan; Duffaut, Kenneth. (2024) Diving-wave time-lapse delay for CO2 thin layer detection. Geophysical Journal International
    Vitenskapelig artikkel
  • Yang, Yuyong; Stovas, Alexei; Qi, Qiaomu; Zhou, Huailai. (2024) Inversion of fracture weakness parameters based on 3C vertical seismic profile data — Part I: Horizontal transversely isotropic media composed of a single fracture set in the isotropic background media. Geophysics
    Vitenskapelig artikkel
  • Galtung, Kristoffer Tesdal; Stovas, Alexei. (2024) Diving waves in acoustic factorized orthorhombic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Yi, Zhang; Stovas, Alexei; De Siena, Luca. (2024) Wavefield simulation and reverse time migration for acoustic TTI media. Geophysics
    Vitenskapelig artikkel
  • Song, Jin; Hu, Xiangyun; Li, Xuelei; Stovas, Alexei. (2024) Tuning effects of a thin layer with triclinic anisotropy. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexei; Roganov, Yuriy; Roganov, Vyacheslav. (2024) Singularity points and their degeneracies in anisotropic media. Geophysical Journal International
    Vitenskapelig artikkel
  • Stovas, Alexei; Roganov, Yuriy; Roganov, Vyacheslav. (2024) Degenerate orthorhombic models. Geophysical Journal International
    Vitenskapelig artikkel
  • Stovas, Alexei. (2024) On the singularity point in acoustic orthorhombic media. Journal of Geophysics and Engineering
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexei. (2023) Sensitivity study of the critical angle in elastic orthorhombic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Tian, Yajun; Stovas, Alexei; Gao, Jinghuai; Xu, Wenhao; Yu, Jiaxin. (2023) Tight sandstone gas reservoir characterization via amplitude-versus-offset attributes. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexei; Roganov, Yuriy; Roganov, Vyacheslav. (2023) On pathological orthorhombic models. Geophysical Prospecting
    Vitenskapelig artikkel
  • Yang, Chun; Stovas, Alexei; Wang, Yun; Wang, Yujie; Wang, Zhiheng. (2023) Normal incidence reflection coefficient approximation at an isotropic–poroelastic interface. Geophysical Prospecting
    Vitenskapelig artikkel
  • Tian, Yajun; Stovas, Alexei; Gao, J.. (2023) Upscaling method based on sedimentary cycle prior and its application to well-to-seismic tie . Geophysical Prospecting
    Vitenskapelig artikkel
  • Yang, Chun; Stovas, Alexei; Wang, Yun; Wang, Liheng. (2023) Reflection and transmission from a porous layer sandwiched in-between seawater and solid substrate . Ocean Engineering
    Vitenskapelig artikkel
  • Tian, Yajun; Stovas, Alexei; Gao, Jinghuai; Meng, Chuangji; Yang, Chun. (2023) Frequency-Dependent AVO Inversion and Application on Tight Sandstone Gas Reservoir Prediction Using Deep Neural Network. IEEE Transactions on Geoscience and Remote Sensing
    Vitenskapelig artikkel
  • Chen, Fubin; Zong, Zhaoyun; Yin, Xingyao; Stovas, Alexei. (2023) Stress dependence of elastic wave dispersion and attenuation in fluid-saturated porous layered media. Science China. Earth Sciences
    Vitenskapelig artikkel
  • Yang, Chun; Stovas, Alexei; Wang, Yun; Li, Mengqi; Tian, Yajun. (2023) Dissipation factor and phase velocity approximate formulas for P-waves in fluid-saturated porous media. Waves in Random and Complex Media
    Vitenskapelig artikkel
  • Roganov, Y.; Stovas, Alexei; Roganov, V.. (2023) Properties of singular points in a special case of orthorhombic media. Geofizicheskiy zhurnal
    Vitenskapelig artikkel
  • Li, Mengqi; Stovas, Alexei; Lu, Jun. (2023) P-, SV- and SH-wave eikonal approximations for HTI media based on perturbation theory. Geophysical Journal International
    Vitenskapelig artikkel
  • Chen, F.; Zong, Z; Stovas, Alexei; Yin, X. (2023) Wave reflection and transmission coefficients for layered transversely isotropic media with vertical symmetry axis under initial stress . Geophysical Journal International
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexei; Huang, Xingguo. (2022) Umbilic points of slowness surface in elastic orthorhombic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Song, Jin; Stovas, Alexey; Hu, Xiangyun. (2022) Improved generalized moveout approximation with a novel parameterization. Geophysics
    Vitenskapelig artikkel
  • Khoshnavaz, M. Javad; Stovas, Alexey. (2022) NMO stretch in VTI media, presented by non-hyperbolic approximations. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2022) The S waves geometrical spreading in elliptical orthorhombic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Pigulevskiy, P.I.; Stovas, Alexey. (2022) Seismic geotraverse "Granit" (Ukrainian part). Reanimation . Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2022) Extension of the kinematic approximations to the multilayered elastic orthorhombic medium. Geophysics
    Vitenskapelig artikkel
  • Li, Mengqi; Stovas, Alexey; Lu, J; Cai, Y; Hu, J. (2022) Inversion of Fracture Weaknesses Based on Linearly Approximated Traveltime. IEEE Transactions on Geoscience and Remote Sensing
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2022) Perturbation-based moveout approximation in the elastic transversely isotropic media with a vertical symmetry axis. Geophysics
    Vitenskapelig artikkel
  • Roganov, Yuriy; Stovas, Alexey; Roganov, Vyacheslav. (2022) Location of singular points in orthorhombic media. Geofizicheskiy zhurnal
    Vitenskapelig artikkel
  • Stovas, Alexei; Roganov, Yuriy; Roganov, Vyacheslav. (2022) On singularity points in elastic orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey; Huang, Xingguo. (2022) The approximation for relative geometric spreading in the elastic vertical transversely isotropic medium. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2022) Behavior of S waves in vicinity of singularity point in elliptic orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Jin, Song; Hu, Xiangyun; Stovas, Alexey. (2022) Feasibility of characterizing an aligned fracture set from azimuthal amplitude variations of PP-and converted waves. Geophysics
    Vitenskapelig artikkel
  • Li, Mengqi; Lu, Jun; Stovas, Alexey; Wang, Yun. (2022) Joint PP, PS1, and PS2 AVA Inversion of HTI Media. IEEE Transactions on Geoscience and Remote Sensing
    Vitenskapelig artikkel
  • Pang, Shuo; Stovas, Alexey; Xing, Huilin. (2022) Analysis of S waves singularity points in porous rock with two orthogonal sets of mesoscale fractures. Geophysical Journal International
    Vitenskapelig artikkel
  • Shuai, Da; Stovas, Alexey; Zhao, Yang; Huang, Xingxing; He, Lingyi. (2022) Frequency-dependent anisotropy due to non-orthogonal sets of mesoscale fractures in porous media. Geophysical Journal International
    Vitenskapelig artikkel
  • Torres Caceres, Veronica Alejandra; Duffaut, Kenneth; Westad, Frank Ove; Stovas, Alexey; Johansen, Yngve Bolstad; Jenssen, Arne Johannes Kaaijk. (2022) Automated Log Data Analytics Workflow - The Value of Data Access and Management to Reduced Turnaround Time for Log Analysis. Petrophysics
    Vitenskapelig artikkel
  • Li, Bowen; Stovas, Alexey. (2022) Decoupling approximation of P- and S-wave phase velocities in orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey; Mikada, Hitoshi; Takekawa, J. (2021) On-axis triplications in elastic orthorhombic media. Geophysical Journal International
    Vitenskapelig artikkel
  • Pang, Shuo; Stovas, Alexey; Xing, Huayang. (2021) Frequency-dependent anisotropy in partially saturated porous rock with multiple sets of mesoscale fractures. Geophysical Journal International
    Vitenskapelig artikkel
  • Stovas, Alexey. (2021) Perturbation in monoclinic medium with a horizontal symmetry plane. Geophysical Journal International
    Vitenskapelig artikkel
  • Song, Jin; Stovas, Alexey. (2021) Reflection and transmission approximations for P, S1 and S2 waves in triclinic media. Geophysical Journal International
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2021) Perturbation-based traveltime approximation for two acoustic assumptions in the transversely isotropic media with a vertical symmetry axis. Geophysical Prospecting
    Vitenskapelig artikkel
  • Roganov, Yuriy; Stovas, Alexey; Roganov, Vyacheslav. (2021) Use of perturbation theory in computation of phase velocities and polarization vectors in weakly anisotropic media. Geofizicheskiy zhurnal
    Vitenskapelig artikkel
  • Li, Bowen; Stovas, Alexey. (2021) Decoupled approximation and separate extrapolation of P- and SV-waves in transversely isotropic media. Geophysics
    Vitenskapelig artikkel
  • Shuai, Da; Stovas, Alexey; Wei, Jianxin; Di, Bangrang; Zhao, Yang. (2021) Effective elastic properties of rocks with transversely isotropic background permeated by a set of vertical fracture cluster. Geophysics
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2021) Converted wave triplications in transversely isotropic media with a tilted symmetry axis. EAGE Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2021) Perturbation of phase velocities in elastic orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2021) Pure mode P and S wave equations in elastic orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2021) A fundamental singularity point in elliptic orthorhombic media. GEOInformatics
    Sammendrag/abstract
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2021) Shear waves in elliptical orthorhombic media. EAGE Expanded Abstracts
    Sammendrag/abstract
  • Roganov, Yuriy; Stovas, Alexey; Roganov, Vyacheslav. (2021) Calculation of wave parameters for weakly anisotropic media. GEOInformatics
    Sammendrag/abstract
  • Zhang, Yi; De Siena, Luca; Stovas, Alexey. (2021) Seismic waveform modeling and inversion with velocity-deviatoric stress-isotropic pressure formulations. EGU General Assembly Conference Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Shuai, Da. (2021) A vertical fracture cluster embedded into thinly layered medium. EGU General Assembly Conference Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2021) Wave characteristics in elliptical orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey. (2021) On parameterization in monoclinic media with a horizontal symmetry plane. Geophysics
    Vitenskapelig artikkel
  • Zeng, Jing; Stovas, Alexey; Huang, H.; Ren, Lei; Tang, Tao. (2021) Prediction of shale gas reservoirs using fluid mobility attribute driven by post-stack seismic data: A case study from Southern China. Applied Sciences
    Vitenskapelig artikkel
  • Abedi, Mohammad Mahdi; Pardo, David; Stovas, Alexey. (2021) Approximations for traveltime, slope, curvature, and geometrical spreading of elastic waves in layered transversely isotropic media. Geophysics
    Vitenskapelig artikkel
  • Zeng, Jing; Stovas, Alexey; Huang, Handong. (2021) Anisotropic attenuation of stratified viscoelastic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2021) Geometrical characteristics of phase and group velocity surfaces in anisotropic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Jin, Song; Stovas, Alexey. (2020) S-wave in 2D acoustic transversely isotropic media with a tilted symmetry axis . Geophysical Prospecting
    Vitenskapelig artikkel
  • Jin, Song; Stovas, Alexey. (2020) Reflection and transmission approximations for monoclinic media with a horizontal symmetry plane . Geophysics
    Vitenskapelig artikkel
  • Pang, Shuo; Stovas, Alexey. (2020) Frequency‐dependent PP and PS reflection coefficients in fractured media . Geophysical Prospecting
    Vitenskapelig artikkel
  • Pang, Shuo; Stovas, Alexey. (2020) Low‐frequency anisotropy in fractured and layered media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2020) Interaction between P, S1 and S2 waves in multilayered periodic monoclinic media at low frequencies. Geophysical Journal International
    Vitenskapelig artikkel
  • Song, Jin; Stovas, Alexey. (2020) Reflection coefficients approximations for orthorhombic media. CPS-SEG Expanded Abstracts
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey; Mikada, Hitoshi. (2020) Traveltime and relative geometrical spreading approximation in elastic orthorhombic medium . Geophysics
    Vitenskapelig artikkel
  • Shuai, Da; Stovas, Alexey; Wej, J; Di, Bangrang. (2020) Frequency-dependent anisotropy due to two orthogonal sets of mesoscale fractures in porous media . Geophysical Journal International
    Vitenskapelig artikkel
  • Song, Jin; Stovas, Alexey. (2020) Reflection and transmission approximations for weak contrast orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Alkhalifah, T.; bin Waheed, U. (2020) Pure P and S wave equations in transversely isotropic media . Geophysical Prospecting
    Vitenskapelig artikkel
  • Abedi, Mohammad Mahdi; Stovas, Alexey. (2020) A new acoustic assumption for orthorhombic media. Geophysical Journal International
    Vitenskapelig artikkel
  • Song, Jin; Stovas, Alexey. (2020) Exact and approximate reflection/transmission responses from a layer containing vertical fractures . Geophysical Journal International
    Vitenskapelig artikkel
  • Roganov, Yuriy; Stovas, Alexey; Roganov, Vyacheslav. (2020) Dispersion of phase velocities in horizontally layered anisotropic weak-contrast periodic medium . Geofizicheskiy zhurnal
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey; Mikada, Hitoshi. (2020) Triplications for the converted wave in transversely isotropic media with a tilted symmetry axis. Geophysical Prospecting
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey; Alkhalifah, Tariq; Mikada, Hitoshi. (2020) New acoustic approximation for transversely isotropic media with a vertical symmetry axis. Geophysics
    Vitenskapelig artikkel
  • Carter, Andrew James; Torres Caceres, Veronica Alejandra; Duffaut, Kenneth; Stovas, Alexey. (2020) Velocity-attenuation model from check-shot drift trends in North Sea well data. Geophysics
    Vitenskapelig artikkel
  • Shuai, Da; Stovas, Alexey. (2020) Low-frequency layer-induced kinematic parameters in transversely isotropic media and orthorhombic media . Geophysical Journal International
    Vitenskapelig artikkel
  • Shuai, Da; Wei, Jianxin; Di, Bangrang; Guo, Junxin; Li, Dongqing; Gong, Fei. (2020) Experimental study of crack density’s influence on the accuracy of effective media theory . Geophysical Journal International
    Vitenskapelig artikkel
  • Stovas, Alexey; Fomel, Sergey. (2019) Generalized velocity approximation. Geophysics
    Vitenskapelig artikkel
  • Jin, Song; Stovas, Alexey. (2019) Comparisons of moveout approximations and inversions for P- and S-waves in acoustic transversely isotropic media with a vertical symmetry axis. Journal of Applied Geophysics
    Vitenskapelig artikkel
  • Abedi, Mohammad Mahdi; Riahi, Mohammad; Stovas, Alexey. (2019) Three-parameter Radon transform in layered transversely isotropic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2019) Estimation of the conversion point position in elastic orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Abedi, Mohammad Mahdi; Stovas, Alexey; Ivanov, Yuriy. (2019) Acoustic wave propagation in orthorhombic media: Phase velocity, group velocity, and moveout approximations. Geophysics
    Vitenskapelig artikkel
  • Jin, Song; Stovas, Alexey. (2019) Reflection and transmission responses in a layered transversely isotropic medium with horizontal symmetry axis . Geophysics
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2019) Traveltime approximation for converted waves in elastic orthorhombic media . Geophysics
    Vitenskapelig artikkel
  • Roganov, Yuriy; Stovas, Alexey; Roganov, Vyacheslav. (2019) Properties of acoustic axes in triclinic media . Geofizicheskiy zhurnal
    Vitenskapelig artikkel
  • Sripanich, Yanadet; Fomel, Sergey; Stovas, Alexey. (2019) Effects of lateral heterogeneity on reflection and diffraction traveltimes . Geophysical Journal International
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2019) The kinematics of S waves in acoustic orthorhombic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey; Kazei, Vladimir. (2019) Normal modes in orthorhombic media. Geophysical Journal International
    Vitenskapelig artikkel
  • Abedi, Mohammad Mahdi; Riahi, Mohammad; Stovas, Alexey. (2019) Three-parameter normal moveout correction in layered anisotropic media: A stretch-free approach. Geophysics
    Vitenskapelig artikkel
  • Jin, Song; Stovas, Alexey. (2019) Reflection and transmission responses for layered transversely isotropic media with vertical and horizontal symmetry axes. Geophysics
    Vitenskapelig artikkel
  • Roganov, Yuriy; Stovas, Alexey; Roganov, Vyacheslav. (2019) Low-frequency layer-induced dispersion in a weak-contrast vertically heterogeneous orthorhombic medium. Geophysical Prospecting
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2019) 3D mapping of kinematic attributes in anisotropic media. Geophysics
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2019) Singularity point in effective orthorhombic medium computed from zero- and infinite-frequency limit. Geophysical Journal International
    Vitenskapelig artikkel
  • Abedi, Mohammad Mahdi; Stovas, Alexey. (2019) A new parameterization for generalized moveout approximation, based on three rays. Geophysical Prospecting
    Vitenskapelig artikkel
  • Abedi, Mohammad Mahdi; Stovas, Alexey. (2019) Extended generalized non-hyperbolic moveout approximation. Geophysical Journal International
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2019) Interaction between P, S1 and S2 waves in multi-layered ORT media at low frequencies. SEG technical program expanded abstracts
    Vitenskapelig artikkel
  • Stovas, Alexey. (2018) Geometrical spreading in orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Song, Jin; Stovas, Alexey. (2018) S-wave kinematics in acoustic transversely isotropic media with a vertical symmetry axis . Geophysical Prospecting
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2018) Triplications on traveltime surface for pure and converted wave modes in elastic orthorhombic media . Geophysical Journal International
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2018) Freznel zone in VTI and orthorhombic media. Geophysical Journal International
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey; Sripanich, Yanadet. (2018) An anelliptic approximation for geometrical spreading in transversely isotropic and orthorhombic media . Geophysics
    Vitenskapelig artikkel
  • Hao, Qi; Stovas, Alexey. (2018) Approximate reflection coefficients for a thin VTI layer. Geophysics
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2018) Generalized nonhyperbolic approximations for relative geometrical spreading in layered anisotropic media . Geophysical Prospecting
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey. (2017) Preserved travel-time smoothing in orthorhombic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2017) Traveltime parameters in tilted orthorhombic medium. Geophysics
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey; Hao, Qi. (2017) Perturbation-based moveout approximations in anisotropic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Sripanich, Yanadet; Fomel, Sergey; Stovas, Alexey. (2017) Effect of lateral heterogeneity on reflection traveltimes. SEG technical program expanded abstracts
    Sammendrag/abstract
  • Xu, Shibo; Stovas, Alexey. (2017) A new parameterization for acoustic orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2017) Traveltime parameters in tilted orthorhombic medium. SEG technical program expanded abstracts
    Sammendrag/abstract
  • Sripanich, Yanadet; Fomel, Sergey; Stovas, Alexey; Hao, Qi. (2017) 3D generalized nonhyperboloidal moveout approximation. Geophysics
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2017) Mapping of geometrical spreading in anisotropic media. SEG technical program expanded abstracts
    Sammendrag/abstract
  • Xu, Shibo; Stovas, Alexey; Sripanich, Yanadet. (2017) An anelliptic approximation for geometrical spreading in transversely isotropic and orthorhombic media. SEG technical program expanded abstracts
    Sammendrag/abstract
  • Stovas, Alexey. (2017) Geometrical spreading of P wave in acoustic ORT media. SEG technical program expanded abstracts
    Sammendrag/abstract
  • Xu, Shibo; Stovas, Alexey. (2017) Perturbation-based approximation for traveltime in orthorhombic media using a new parameterization. SEG technical program expanded abstracts
    Sammendrag/abstract
  • Xu, Shibo; Stovas, Alexey. (2017) Three-dimensional generalized non-hyperbolic approximation for relative geometrical spreading. Geophysical Journal International
    Vitenskapelig artikkel
  • Stovas, Alexey. (2017) Kinematic parameters of pure- and converted-mode waves in elastic orthorhombic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2017) Weak-anisotropy approximation for P-wave reflection coefficient at the boundary between two tilted transversely isotropic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • bin Waheed, Umair; Stovas, Alexey; Alkhalifah, Tariq. (2017) Anisotropy parameter inversion in vertical axis of symmetry media using diffractions. Geophysical Prospecting
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2017) S-wave singularities in tilted orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Fomel, Sergey. (2017) The modified generalized moveout approximation: a new parameter selection. Geophysical Prospecting
    Vitenskapelig artikkel
  • Masmoudi, Nabil; Stovas, Alexey; Alkhalifah, Tariq. (2017) Scanning anisotropy parameters in horizontal transversely isotropic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2016) Normal moveout velocity ellipse inversion in tilted orthorhombic media. SEG technical program expanded abstracts
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey; Hao, Qi. (2016) New moveout approximation for orthorhombic model. SEG technical program expanded abstracts
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2016) Down- and up-going waves in tilted orthorhombic media in zero-frequency limit. SEG technical program expanded abstracts
    Vitenskapelig artikkel
  • Sripanich, Yanadet; Fomel, Sergey; Stovas, Alexey; Hao, Qi. (2016) 3D generalized nonhyperboloidal moveout approximation. Geophysics
    Vitenskapelig artikkel
  • Hao, Qi; Stovas, Alexei. (2016) Generalized moveout approximation for P–SV converted waves in vertically inhomogeneous transversely isotropic media with a vertical symmetry axis. Geophysical Prospecting
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexei. (2016) Normal moveout velocity ellipse in tilted orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexei; Masmoudi, Nabil; Alkhalifah, Tariq. (2016) Application of perturbation theory to a P-wave eikonal equation in orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexei. (2016) Vertical on-axis triplications in orthorhombic media. Journal of Geophysics and Engineering
    Vitenskapelig artikkel
  • Dupuy, Bastien; Stovas, Alexey. (2016) Effect of anelastic patchy saturated sand layers on the reflection and transmission responses of a periodically layered medium. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Fomel, Sergey. (2016) Mapping of moveout attributes using local slopes. Geophysical Prospecting
    Vitenskapelig artikkel
  • Hao, Qi; Stovas, Alexey. (2016) P-wave slowness surface approximation for tilted orthorhombic media . Geophysics
    Vitenskapelig artikkel
  • Hao, Qi; Stovas, Alexey; Alkhalifah, Tariq. (2016) The offset-midpoint traveltime pyramid of P-waves in homogeneous orthorhombic media . Geophysics
    Vitenskapelig artikkel
  • Dupuy, Bastien; Garambois, Stéphane; Asnaashari, Amir; Balhareth, Hadi Mohammed; Landrø, Martin; Stovas, Alexey. (2016) Estimation of rock physics properties from seismic attributes - Part 2: Applications. Geophysics
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey; Alkhalifah, Tariq. (2016) Estimation of the anisotropy parameters from imaging moveout of diving wave in a factorized anisotropic medium. Geophysics
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2016) Reflected waves in finely layered tilted orthorhombic media . Studia Geophysica et Geodaetica
    Vitenskapelig artikkel
  • Dupuy, Bastien; Garambois, Stephane; Asnaashari, Amir; Balhareth, Hadi M; Landrø, Martin; Stovas, Alexey. (2015) Estimation of rock physics properties from seismic attributes - Part 2: Applications. Geophysics
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2015) Upscaling for orthorhombic media. SEG technical program expanded abstracts
    Vitenskapelig artikkel
  • Xu, Shibo; Stovas, Alexey; Alkhalifah, Tariq. (2015) Estimation of the anisotropy parameters from imaging moveout of diving wave in a factorized anisotropic medium. Geophysics
    Vitenskapelig artikkel
  • Dupuy, Bastien; Balhareth, Hadi Mohammed; Landrø, Martin; Garambois, Stéphane; Stovas, Alexey; Asnaashari, Amir. (2015) Inversion of rock physics properties from seismic attributes using a downscaling method. Third EAGE workshop on rock physics
    Sammendrag/abstract
  • Xu, Shibo; Stovas, Alexey. (2015) Curvature and anisotropy estimation through the CRS approximation . Journal of Geophysics and Engineering
    Vitenskapelig artikkel
  • Hao, Qi; Stovas, Alexey; Alkhalifah, Tariq. (2015) The offset-midpoint traveltime pyramid in 3D transversely isotropic media with a horizontal symmetry axis. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Masmoudi, Nabil; Alkhalifah, Tariq. (2015) Parameter inversion in HTI media. FWI Workshop
    Sammendrag/abstract
  • Stovas, Alexey. (2015) Azimuthally dependent kinematic properties of orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Hao, Qi; Stovas, Alexey. (2015) P-wave slowness surface approximation for tilted orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Ivanov, Yuriy; Stovas, Alexey. (2015) Upscaling in orthorhombic media: Behavior of elastic parameters in heterogeneous fractured earth . Geophysics
    Vitenskapelig artikkel
  • Hao, Qi; Stovas, Alexey. (2015) The offset-midpoint travel-time pyramid for P-wave in 2D transversely isotropic media with a tilted symmetry axis. Geophysical Prospecting
    Vitenskapelig artikkel
  • Hao, Qi; Stovas, Alexey. (2015) Analytic calculation of phase and group velocities of P-waves in orthorhombic media. Geophysics
    Vitenskapelig artikkel
  • Roganov, Yuriy; Stovas, Alexey. (2014) Low-frequency normal wave propagation in a periodically layered medium with weak-contrast in elastic properties. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Hao, Qi. (2014) Plane wave in vertically heterogeneous anisotropic media. CPS-SEG Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Hao, Qi. (2014) Three-dimensional generalized nonhyperbolic moveout approximation - 3D HTI model test. CPS-SEG Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Alkhalifah, Tariq. (2014) Mapping of moveout approximations in TI media. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Yuriy. (2014) Upscaling for multilayered transversely isotropic media with a tilt in symmetry axis. IAMG Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Roganov, Yuriy. (2014) Upscaling in TTI media. EAGE Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Hao, Qi. (2014) Generalized moveout approximation for phase velocity in orthorhombic media. IWSA Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Dupuy, Bastien. (2014) Reflection and transmission responses of a periodic layered medium constituted by shales and patchy saturated sands. EAGE Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Alkhalifah, Tariq. (2014) Analytical approximations of diving wave imaging in factorized medium. IWSA Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Fomel, Sergey. (2014) Mapping of moveout attributes using local slopes. IWSA Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Ayzenberg, Alena; Zyatkov, N; Ayzenberg, Arkady. (2014) The feasible near-front wavefield below salt overhang in terms of cascade diffraction. EAGE Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Ayzenberg, Alena. (2014) Tip-wave diffraction. EAGE/SPE workshop
    Sammendrag/abstract
  • Stovas, Alexey; Roganov, Yuriy. (2014) Zero-frequency upscaling in TTI media. Geoinformatika
    Sammendrag/abstract
  • Stovas, Alexey; Hao, Qi. (2014) Three-dimensional GMA - 3D HTI model test. EAGE Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Hao, Qi. (2014) Generalized group- and phase-domains moveout approximations for converted-wave in a homogeneous VTI layer. EAGE Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Hao, Qi. (2014) Conversion point approximation. EAGE Expanded Abstracts
    Sammendrag/abstract
  • Stovas, Alexey; Dupuy, Bastien; Balhareth, Hadi Mohammed; Landrø, Martin. (2014) Estimation of reservoir properties and gas saturation from shallow time-lapse FWI data for an old underground blowout. EAGE Expanded Abstracts
    Sammendrag/abstract
  • Dupuy, Bastien; Stovas, Alexey. (2014) Influence of frequency and saturation on AVO attributes for patchy saturated rocks. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Hao, Qi. (2014) P-wave diffraction and reflection traveltimes for ahomogeneous 3D DTI model. Journal of Seismic Exploration
    Vitenskapelig artikkel
  • Roganov, Y.; Stovas, Alexey; Roganov, V.. (2014) ANALYSIS OF PASS AND STOP BANDS IN A PERIODICALLY LAYERED MEDIUM. АНАЛИЗ ЗОН ПРОХОЖДЕНИЯ И ПОГЛОЩЕНИЯ В ПЕРИОДИЧЕСКОЙ СЛОИСТОЙ СРЕДЕ. Tekhnologii Seismorazvedki
    Vitenskapelig artikkel
  • Stovas, Alexey; Alkhalifah, Tariq. (2014) Analytical approximations of diving wave imaging inconstant gradient medium. Geophysics
    Vitenskapelig artikkel
  • Hao, Qi; Stovas, Alexey; Alkhalifah, Tariq. (2014) The offset-midpoint traveltime pyramid in 3D transversely isotropic media with a horizontal symmetry axis. Geophysics
    Vitenskapelig artikkel
  • Golikov, Pavel; Avseth, P; Stovas, Alexey; Bachrach, R. (2013) Rock physics interpretation of heterogeneous and anisotropic turbidite reservoirs. Geophysical Prospecting
    Vitenskapelig artikkel
  • bin Waheed, U; Alkhalifah, T; Stovas, Alexey. (2013) Diffraction traveltime approximation for TI media with an inhomogeneous background. Geophysics
    Vitenskapelig artikkel
  • Pigulevskiy, P.; Nikitash, L.; Stovas, Alexey. (2013) On the role of potential methods to study the salt and reef structures in the Dnieper-Donets basin. Vìsnik. Geologìâ
    Vitenskapelig artikkel
  • Vinje, V; Stovas, Alexey; Reynaud, D. (2013) Preserved-traveltime smoothing. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Yuriy; Duffaut, Kenneth; Carter, Andrew J.. (2013) Low-frequency layer-induced anisotropy. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Yuriy. (2013) Low frequency velocity dispersion and reflection coefficient in a periodical weak-contrast medium. Zbìrnik naukovih pracʹ Ukraïnsʹkogo deržavnogo geologorozvìduvalʹnogo ìnstitutu
    Vitenskapelig artikkel
  • Stovas, Alexey; Alkhalifah, Tariq. (2013) Mapping of moveout in tilted transversely isotropic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Alkhalifah, T. (2013) A tilted transversely isotropic slowness surface approximation. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Fomel, Sergey. (2012) Shifted hyperbola moveout approximation revisited. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Fomel, Sergey. (2012) Generalized nonelliptic moveout approximation in tau-rho domain. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Alkhalifah, T.. (2012) A new traveltime approximation for TI media. Geophysics
    Vitenskapelig artikkel
  • Golikov, Pavel Evgenjevich; Stovas, Alexey. (2012) Accuracy comparison of nonhyperbolic moveout approximations for qP-waves in VTI media. Journal of Geophysics and Engineering
    Vitenskapelig artikkel
  • Roganov, Yuriy; Stovas, Alexey. (2012) Low-frequency wave propagation in periodically layered media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Golikov, Pavel Evgenjevich; Stovas, Alexey. (2012) Traveltime parameters in tilted transversely isotropic media. Geophysics
    Vitenskapelig artikkel
  • Golikov, Pavel Evgenjevich; Stovas, Alexey. (2012) Traveltime parameters in a tilted elliptical anisotropic medium. Geophysical Prospecting
    Vitenskapelig artikkel
  • Roganov, Y; Stovas, Alexey. (2011) Caustics in a periodically layered transversely isotropic medium with vertical symmetry axis. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey. (2011) Unconstrained direct Dix-type inversion in a layered VTI medium. Journal of Geophysics and Engineering
    Vitenskapelig artikkel
  • Stovas, Alexey; Alkhalifah, T.. (2011) The TTI slowness surface approximation. Society of Exploration Geophysicists. Expanded Abstracts with Biographies
    Vitenskapelig artikkel
  • Stovas, Alexey. (2011) The unphysical qP-wave caustics in acoustic VTI media. Tekhnologii Seismorazvedki
    Vitenskapelig artikkel
  • Stovas, Alexey. (2010) Generalized moveout approximation for qP- and qSV-waves in a homogeneous transversely isotropic medium. Geophysics
    Vitenskapelig artikkel
  • Roganov, Y.; Stovas, Alexey. (2010) On shear-wave triplications in a multilayered transversely isotropic medium with vertical symmetry axis. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey. (2010) Kinematical characteristics of the factorized velocity model. Geophysical Prospecting
    Vitenskapelig artikkel
  • Fomel, Sergey; Stovas, Alexey. (2010) Generalized nonhyperbolic moveout approximation. Geophysics
    Vitenskapelig artikkel
  • Golikov, Pavel Evgenjevich; Stovas, Alexey. (2010) New weak-contrast approximation for reflection coefficients in transversely isotropic media. Journal of Geophysics and Engineering
    Vitenskapelig artikkel
  • Skopintseva, Lyubov; Stovas, Alexey. (2010) Overburden dependent AVA inversion. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Y. (2010) Scattering versus intrinsic attenuation in periodically layered media. Journal of Geophysics and Engineering
    Vitenskapelig artikkel
  • Stovas, Alexey. (2009) Power-gradient velocity model. Geophysics
    Vitenskapelig artikkel
  • Silva, Mercia Betania Costa E.; Stovas, Alexey. (2009) Correspondence between the low- and high-frequency limits for anisotropic parameters in a layered medium. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Roganov, Y. (2009) Slowness surface approximations for qSV-waves in transversely isotropic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Ursin, Bjørn. (2009) Improved geometric-spreading approximation in layered transversely isotropic media. Geophysics
    Vitenskapelig artikkel
  • Silva, Mercia Betania Costa E.; Stovas, Alexey. (2009) Comparison of averaging methods for velocity model building from well logs. Journal of Geophysics and Engineering
    Vitenskapelig artikkel
  • Stovas, Alexey. (2008) Kinematically equivalent velocity distributions. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey. (2007) Phase velocity approximation in finely layered sediments. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Ursin, Bjørn. (2007) Equivalent time-average and effective medium for periodic layers. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Landrø, Martin; Janbu, N.. (2007) Seismic attributes from ultra-thin layered reservoir. Oil & Gas Science and Technology
    Vitenskapelig artikkel
  • Tygel, Martin; Ursin, Bjørn; Stovas, Alexey. (2007) Convergence of traveltime power series for a layered VTI medium. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Ursin, Bjørn. (2007) Estimation of layer parameters for linear P- and S-wave velocity functions. Geophysics
    Vitenskapelig artikkel
  • Haugen, Jon Andre; Ursin, Bjørn; Stovas, Alexey. (2007) Sensitivity of Dix-type inverse formulae. Journal of Geophysics and Engineering
    Vitenskapelig artikkel
  • Pedersen, Ørjan; Ursin, Bjørn; Stovas, Alexey. (2007) Wide-angle phase-slowness approximations in VTI media. Geophysics
    Vitenskapelig artikkel
  • Mittet, Rune; Aakervik, Odd; Jensen, Hans; Ellingsrud, Svein; Stovas, Alexey. (2007) On the orientation and absolute phase of marine CSEM receivers. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Ursin, Bjørn. (2006) Parameter estimation for a linear velocity function. Russian Geology and Geophysics
    Vitenskapelig artikkel
  • Sinding-Larsen, Richard; Stovas, Alexey; Landrø, Martin; Brandsegg, Kristian Bjarnøe; Johnsen, Sverre Ola; Lippard, Stephen John. (2006) A Novel Workflow for 3D Integration of Geological and Geophysical Heterogeneity Signatures at Reservoir Scale. Proceedings International Association for Mathematical Geology Annual Conference
    Vitenskapelig artikkel
  • Stovas, Alexey; Landrø, Martin; Avseth, Per. (2006) AVO attribute inversion for finely layered reservoirs. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Landrø, Martin; Arntsen, Børge. (2006) A sensitivity study based on 2D synthetic data from the Gullfaks Field, using PP and PS time-lapse stacks for fluid-pressure discrimination. Journal of Geophysics and Engineering
    Vitenskapelig artikkel
  • Ursin, Bjørn; Stovas, Alexey. (2006) Traveltime approximations for a layered transversely isotropic medium. Geophysics
    Vitenskapelig artikkel
  • Røste, Thomas; Stovas, Alexey; Landrø, Martin. (2006) Estimation of layer thickness and velocity changes using 4D prestack seismic data. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Arntsen, Børge. (2006) Vertical propagation of low-frequency waves in finely layered media. Geophysics
    Vitenskapelig artikkel
  • Janbu, Nils Erik; Stovas, Alexey; Sinding-Larsen, Richard; Landrø, Martin; Lippard, Stephen John; Johnsen, Sverre Ola. (2005) A novel workflow for the integration of geological and geophysical heterogeneity signatures at the reservoir scale. NGF abstracts and proceedings
    Sammendrag/abstract
  • Ursin, Bjørn; Stovas, Alexey. (2005) Generalized Dix equations for layered transversely isotropic medium. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Landrø, Martin. (2005) Fluid-pressure discrimination in anisotropic reservoir rocks - A sensitivity study. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey; Landrø, Martin. (2004) Optimal use of PP and PS time-lapse stacks for fluid-pressure discrimination. Geophysical Prospecting
    Vitenskapelig artikkel
  • Stovas, Alexey; Ursin, Bjørn. (2004) New travel-time approximations for a transversely isotropic medium. Journal of Geophysics and Engineering
    Vitenskapelig artikkel
  • Stovas, Alexey; Ursin, Bjørn. (2003) Reflection and transmission responses of layered transversely isotropic visco-elastic media. Geophysical Prospecting
    Vitenskapelig artikkel
  • Ursin, Bjørn; Stovas, Alexey. (2002) Reflection and transmission responses of a layered isotropic visco-elastic medium. Geophysics
    Vitenskapelig artikkel
  • Stovas, Alexey. (2002) Integral dip moveout operator for transversely isotropic media - the hyperbolic case. Journal of Seismic Exploration
    Vitenskapelig artikkel
  • Stovas, Alexey; Ursin, Bjørn. (2001) Second-order approximations of the reflection and transmission coefficients between two visco-elastic isotropic media. Journal of Seismic Exploration
    Vitenskapelig artikkel

Bøker

  • Janbu, Nils Erik; Stovas, Alexey; Sinding-Larsen, Richard; Landrø, Martin; Lippard, Stephen John; Mørk, Mai Britt Engeness. (2005) Integrating geology and geophysics in subseismic reservoir description - How to uise digital sediment characterization to constrain plausible subsesimic reservoir scenarios. Norsk geologisk forening
    Vitenskapelig antologi/Konferanseserie

Del av bok/rapport

  • Torres Caceres, Veronica Alejandra; Carter, Andrew James; Duffaut, Kenneth; Stovas, Alexey. (2018) An Attenuation Model from Dispersion Trends in North Sea Well Data. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Subagjo, Isa Adi; Dupuy, Bastien; Park, Joonsang; Romdhane, Mohamed Anouar; Querendez, Etor; Stovas, Alexey. (2018) Joint Rock Physics Inversion of Seismic and Electromagnetic Data for CO2 Monitoring at Sleipner. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Torres Caceres, Veronica Alejandra; Dupuy, Bastien; Stovas, Alexey. (2017) Tuning and Partial Saturation Effects on Reflection Responses at Sleipner Field. Society of Petroleum Engineers
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Ayzenberg, Alena; Zyatkov, N; Stovas, Alexey; Aizenberg, A. M.. (2014) Sub-salt Illumination by the Feasible Green's Function of Covering Sediments. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Ayzenberg, Alena; Zyatkov, N; Stovas, Alexey; Aizenberg, A. M.. (2014) The Feasible Near-front Wavefield Below Salt Overhang in Terms of Cascade Diffraction. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Dupuy, Bastien; Stovas, Alexey. (2014) Reflection and Transmission Responses of a Periodic Layered Medium Constituted by Shales and Patchy Saturated Sands. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hao, Qi; Stovas, Alexey. (2014) Generalized Group- and Phase-domains Moveout Approximations for Converted-wave in a Horizontal and Homogeneous VTI Layer. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hao, Qi; Stovas, Alexey. (2014) Three Dimensional Generalized Nonhyperbolic Moveout Approximation - Application on a 3D HTI Model. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Dupuy, Bastien. (2013) Wave attenuation and dispersion in patchy saturated oil and gas reservoirs: influence of frequency and saturation on AVO attributes. American Society of Civil Engineers (ASCE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Alkhalifah, T.. (2012) Mapping of Moveout in a TTI Medium. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Golikov, Pavel Evgenjevich; Stovas, Alexey. (2012) Asymptotical Comparison of Non-hyperbolic Moveout Approximations in a VTI Medium. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Roganov, Y.V.; Stovas, Alexey. (2012) Hamiltonian Formalism for the Plane Waves Propagating in Periodically Layered Media. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Golikov, Pavel Evgenjevich; Stovas, Alexey. (2012) Traveltime Parameters for Vertically Heterogeneous 2D TTI Media. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Golikov, Pavel Evgenjevich; Stovas, Alexey. (2011) Traveltime Parameters in a Tilted Elliptical Anisotropic Medium. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Roganov, Y.V.; Stovas, Alexey. (2011) Low-frequency Wave Propagation in Periodically Layered Media. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Vinje, Vetle; Stovas, Alexey; Reynaud, D.. (2011) Preserved-traveltime Smoothing. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Alkhalifah, T.. (2011) A New Traveltime Approximation for TI Media. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Roganov, Yury. (2011) Acoustic Waves in Layered Media - From Theory to Seismic Applications. IntechOpen
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Roganov, Y.V.; Stovas, Alexey. (2010) Caustics in a Periodically Layered VTI Medium. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey. (2010) qP-wave Triplications in an Acoustic Transversely Isotropic Medium. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Golikov, Pavel Evgenjevich; Stovas, Alexey. (2010) New Parametrization for qPqP and qPqSV Reflection Coefficients in a Transversely Isotropic Medium. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey. (2009) Direct Dix-type inversion in a layerd VTI medium.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Skopintseva, Lyubov; Stovas, Alexey. (2009) Effect of the Model Dependent Velocity Analysis on the Results of AVO Inversion. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey. (2009) Kinematically Equivalent Factorized Models. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Roganov, Y.; Stovas, Alexey. (2009) SV-waves triplications in the multilayered VTI media. European Association of Geoscientists and Engineers (EAGE)
    Annet
  • Stovas, Alexey; Roganov, Y.. (2008) Attenuation versus scattering in a periodically layerd medium.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Skopintseva, Lyubov; Stovas, Alexey. (2008) Overburden-dependent AVO interpretation.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Silva, Mercia Betania Costa E.; Stovas, Alexey. (2008) Comparison of Average Methods to Build a Velocity Model from Sonic Log. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey. (2008) Kinematical characteristics of the factorized model.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Ursin, Bjørn. (2008) Improved Geometrical Spreading Approximation in Layered Transversely Isotropic Media (P072). European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Roganov, Y.V.; Stovas, Alexey. (2008) Quasi-acoustic Approximations for qSV-waves in a Transversely Isotropic Medium. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Ursin, Bjørn. (2007) The Reflection and Transmission Responces of a Periodically Layered Medium.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey. (2007) Kinematically equivalent velocity ditributions.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Fomel, S.B.; Stovas, Alexey. (2007) Generalized Non-Hyperbolic Moveout Approximation. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Silva, Mercia Betania Costa E.; Stovas, Alexey. (2007) The Low and High Frequency Limits for Anisotropic Parameters in a Layered Medium. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Ursin, Bjørn. (2007) The Geometrical Spreading in VTI Medium Revisited. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Landrø, Martin. (2007) 4D Detection of Gas Coning. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Silva, Mercia Betania Costa E.; Stovas, Alexey. (2007) The low and high frequency limits for anisotropic parameters in layered medium.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Sinding-Larsen, Richard; Stovas, Alexey; Landrø, Martin; Brandsegg, Kristian Bjarnøe; Johnsen, Sverre Ola; Lippard, Stephen John. (2006) A Novel Workflow for 3D Integration of Geological and Geophysical Heterogeneity Signatures at Reservoir Scale.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Arntsen, Børge. (2006) Phase velocity approximation in the finely layered sediments.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey. (2006) Parameter Estimation for Linear Velocity Functions (P158). European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Pedersen, Ørjan; Ursin, Bjørn; Stovas, Alexey. (2006) Wide-Angle Phase-Slowness Approximations in VTI Media (P186). European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey. (2006) Phase Velocity Approximation in a finaly Layered Medium (P037). European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Landrø, Martin. (2006) Uncertainty in discrimination between net-to-gross and water saturation for fine-layered reservoirs.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Landrø, Martin. (2006) Seismic modelling from ultra-thin layered reservoirs. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Røste, Thomas; Stovas, Alexey; Landrø, Martin. (2005) Estimation of layer thickness and velocity changes using 4D prestack seismic data. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Landrø, Martin. (2005) Effect of anisotropy and anelasticity on net-to-gross and fluid saturation estimation. European Association of Geoscientists and Engineers (EAGE)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovas, Alexey; Ursin, Bjørn. (2005) The reflection and transmission responses of a periodic layered medium.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

Rapport

  • Yu, Jiaxin; Stovas, Alexei. (2024) Understanding the impact of stress release on sandstone using sound waves: rock physics, applications and code. Norges teknisk-naturvitenskapelige universitet Doktoravhandlinger ved NTNU (2024/100)
    Doktorgradsavhandling
  • Song, Jin; Stovas, Alexey. (2020) Processing of S-wave data in orthorhombic media . Norges teknisk-naturvitenskapelige universitet Doktoravhandlinger ved NTNU (2020:296)
    Doktorgradsavhandling
  • Torres Caceres, Veronica Alejandra; Stovas, Alexey; Dupuy, Bastien. (2017) Seismic Wave Attenuation in Partially Saturated Sandstone and AVO Analysis for Carbon Dioxide Quantification at Sleipner. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Mastergradsoppgave
  • Ayzenberg, Alena; Stovas, Alexey. (2015) Transmission-Propagation Operator Theory and Tip-Wave Superposition Method for sub-salt shadow wavefield description. Norges teknisk-naturvitenskapelige universitet Doktoravhandlinger ved NTNU (266)
    Doktorgradsavhandling
  • Golikov, Pavel; Stovas, Alexey. (2012) Traveltimes for tilted TI media. Norges teknisk-naturvitenskapelige universitet Doktoravhandlinger ved NTNU (2012/311)
    Doktorgradsavhandling

Undervisning

Emner

  • TPG4560 - Petroleumsfag, fordypningsprosjekt
  • TPG4565 - Petroleumsfag, fordypningsemne
  • TPG4125 - Seismisk bølgeforplantning
  • TPG4920 - Petroleumsfag, masteroppgave

Formidling

2024

  • Vitenskapelig foredrag
    Stovas, Alexei. (2024) Singularity lines for monoclinic media with a horizontal symmetry plane. EGU EGU Annual meeting , Wien 2024-04-14 - 2024-04-19
  • Vitenskapelig foredrag
    Stovas, Alexei. (2024) Gaussian curvature of the slowness surfaces in anisotropic media. Minisymposium on Rock Physics , Lausanne 2024-03-04 - 2024-03-06
  • Vitenskapelig foredrag
    Martinez, R.; Vinje, Vetle; Stovas, Alexei; Ringrose, Philip; Mispel, J.; Landrø, Martin. (2024) CO2 plume imaging on Sleipner using Full-waveform Inversion. Biennial Geophysical Seminar 2024-03-13 - 2024-03-15
  • Vitenskapelig foredrag
    Stovas, Alexei; Roganov, Y.; Roganov, V.. (2024) Group velocity image of singularity points in anisotropic media. EAGE EAGE annual meeting , Oslo 2024-06-09 - 2024-06-14
  • Vitenskapelig foredrag
    Martinez, R.; Vinje, Vetle; Stovas, Alexei; Ringrose, Philip; Mispel, J.; Landrø, Martin. (2024) Imaging of the CO2 plume on Sleipner using full-waveform inversion. EAGE EAGE annual meeting , Oslo 2024-06-09 - 2024-06-14
  • Vitenskapelig foredrag
    Galtung, Kristoffer Tesdal; Stovas, Alexei. (2024) Analyzing Properties of Seafloor Multiple Diving Waves. EAGE EAGE annual meeting , Oslo 2024-06-09 - 2024-06-14
  • Vitenskapelig foredrag
    Park, Sea-Eun; Stovas, Alexei; Ji, Hyeong-Geun; Oh, Ju-Won. (2024) Application of acoustic anisotropic time-lapse full-waveform inversion at the Sleipner field. SEG SEG annual meeting , Houston 2024-08-26 - 2024-08-29
  • Vitenskapelig foredrag
    Stovas, Alexei. (2024) Sensitivity of anomalies associated with singularity points to fracture weaknesses for VFTI media . SEG SEG Workshop on Oil and Gas Exploration , Chengdu 2024-11-19 - 2024-11-24
  • Vitenskapelig foredrag
    Galtung, Kristoffer Tesdal; Stovas, Alexei. (2024) Computing Residual in Diving Wave Imaging Point in Acoustic Factorized Orthorhombic Anisotropic Media . AGU AGU konferanse , Washington 2024-11-18 - 2024-11-22
  • Vitenskapelig foredrag
    Stovas, Alexei. (2024) Effect of singularity point in multi-layered anisotropic media. Workshop i Tunisia , Tunis 2024-11-25 - 2024-11-29
  • Vitenskapelig foredrag
    Park, Sea-Eun; Park, J.; Vöge, Malte; Stovas, Alexei; Oh, Jiwon. (2024) Joint interpretation of seismic and electromagnetic data for CO2 monitoring using 3D FWI and 2D CSEM inversion techniques: Sleipner CCS site in Norway . GHGT-17 , Calgary 2024-10-20 - 2024-10-24

2023

  • Vitenskapelig foredrag
    Martinez, R.; Vinje, V; Stovas, Alexei; Ringrose, P; Duffaut, K; Landrø, Martin. (2023) Diving-wave time-lapse delay for CO2 thin layer detection. Lofoten Seminar 2023-08-21 - 2023-08-23
  • Vitenskapelig foredrag
    Stovas, Alexei; Roganov, Y.; Roganov, V.. (2023) Towards classification of orthorhombic models . Minisymposium on Rock Physics 2023-02-05 - 2023-02-08
  • Vitenskapelig foredrag
    Galtung, Kristoffer Tesdal; Stovas, Alexei. (2023) Imaging Moveout Approximations for 3D Factorized Elliptical Anisotropic Media. EAGE EAGE , Wien 2023-06-05 - 2023-06-09
  • Vitenskapelig foredrag
    Stovas, Alexei. (2023) On singularity point in-between the symmetry planes in elastic orthorhombic media . EGU EGU Annual meeting , Wien 2023-05-25 - 2023-05-29
  • Vitenskapelig foredrag
    Tian, Y.; Stovas, Alexei; Gao, J.; Yu, J.; Li, M.. (2023) Frequency-dependent AVO inversion via deep neural network and application on tight reservoir parameters prediction. EAGE EAGE , Wien 2023-06-05 - 2023-06-09
  • Vitenskapelig foredrag
    Stovas, Alexei. (2023) The d-classification of orthorhombic media. Lofoten Seminar 2023-08-21 - 2023-08-23
  • Vitenskapelig foredrag
    Stovas, Alexei; Roganov, Y.; Roganov, V.. (2023) The group velocity images of singularities in orthorhombic media. EAGE , Milan 2023-09-02 - 2023-09-06
  • Vitenskapelig foredrag
    Galtung, Kristoffer Tesdal; Stovas, Alexei. (2023) Multiple diving waves. Lofoten Seminar 2023-08-21 - 2023-08-23
  • Vitenskapelig foredrag
    Martinez Guzman, Ricardo Jose; Duffaut, Kenneth; Ringrose, Philip; Stovas, Alexei; Landrø, Martin. (2023) Diving-wave time-lapse analysis for CO2 multi-layer detection. European Association of Geoscientists & Engineers 84th EAGE Annual Conference & Exhibition , Vienna 2023-06-10 - 2023-06-13

2022

  • Vitenskapelig foredrag
    Stovas, Alexey. (2022) On singularity point for acoustic orthorhombic model. EGU annual konferanse 2022-05-25 - 2022-05-29
  • Vitenskapelig foredrag
    Xu, Shibo; Stovas, Alexey. (2022) Umbilic point in anisotropic media. EAGE 2022-06-05 - 2022-06-09
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2022) Internal refraction cone for singularity points in symmetry planes of elastic orthorhombic media. EAGE 2022-06-05 - 2022-06-09
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2022) On singularity points in elastic orthorhombic media. SEG 2022-09-01 - 2022-09-05
  • Vitenskapelig foredrag
    Li, Mengqi; Stovas, Alexey. (2022) First break traveltime linear approximation and inversion for fracture weaknesses in elastic homogeneous HTI media. EAGE 2022-06-05 - 2022-06-09
  • Vitenskapelig foredrag
    Tian, Yayun; Stovas, Alexey; Gao, J; Yu, J; Li, Mengqi. (2022) Gas saturation characterization of tight sandstone via AVO attributes. EAGE 2022-06-05 - 2022-06-09
  • Vitenskapelig foredrag
    Stovas, Alexey. (2022) Singularity directions for elastic orthorhombic media. Lofoten Seminar 2022-02-01 - 2022-02-03
  • Vitenskapelig foredrag
    Galtung, Kristoffer Tesdal; Stovas, Alexey. (2022) Diving waves in acoustic orthorhombic media. Lofoten Seminar 2022-02-01 - 2022-02-03
  • Vitenskapelig foredrag
    Galtung, Kristoffer Tesdal; Stovas, Alexey. (2022) Diving waves in orthorhombic media. EAGE 2022-06-05 - 2022-06-09
  • Vitenskapelig foredrag
    Xu, Shibo; Stovas, Alexey. (2022) New perturbation-based traveltime approximation for elastic VTI media. SEG 2022-09-01 - 2022-09-05
  • Vitenskapelig foredrag
    Galtung, Kristoffer Tesdal; Stovas, Alexey. (2022) Diving waves in factorized orthorhombic media. IWSA 2022-06-21 - 2022-06-26
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2022) The degenerate elastic orthorhombic models. IWSA 2022-06-21 - 2022-06-26
  • Vitenskapelig foredrag
    Li, Mengqi; Stovas, Alexey. (2022) On perturbation of eikonal equation in HTI models. IWSA 2022-06-21 - 2022-06-26
  • Vitenskapelig foredrag
    Zhang, Yi; De Siena, Luca; Kaus, B.J.P.; Stovas, Alexey. (2022) Pure qP-wave simulation in anisotropic media. EAGE 2022-06-05 - 2022-06-09
  • Vitenskapelig foredrag
    Abedi, Mohammad Mahdi; Pardo, David; Stovas, Alexey. (2022) Direct approximation of traveltime derivatives for geometric spreading calculation in layered VTI media. EAGE 2022-06-05 - 2022-06-09
  • Vitenskapelig foredrag
    Xu, Shibo; Stovas, Alexey. (2022) The perturbation-based relative geometrical spreading in the elastic VTI medium. EAGE 2022-06-05 - 2022-06-09

2021

  • Vitenskapelig foredrag
    bin Waheed, Umair; Alkhalifah, Tariq; Haghighat, Friborz; Stovas, Alexey; Virieux, Jean. (2021) Traveltime computation for qSV waves in TI media using physics-informed neural networks. EAGE , Amsterdam 2021-10-17 -
  • Vitenskapelig foredrag
    Xu, Shibo; Stovas, Alexey; Mikada, Hitoshi. (2021) On-axis triplications in elastic orthorhombic medium. EAGE , Amsterdam 2021-10-17 -
  • Vitenskapelig foredrag
    Xu, Shibo; Stovas, Alexey; Mikada, Hitoshi. (2021) Perturbation-based traveltime approximation from two acoustic VTI assumptions. SEG , Denver 2021-09-26 -
  • Vitenskapelig foredrag
    Xu, Shibo; Stovas, Alexey; Mikada, Hitoshi. (2021) Converted wave traveltime approximation in elastic orthorhombic medium. EAGE , Amsterdam 2021-10-17 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2021) S waves behaviour in vicinity of the singularity point in EORT model. SEG , Denver 2021-09-26 -
  • Vitenskapelig foredrag
    Cui, X; Huang, H.; Stovas, Alexey. (2021) A pre-stack inversion method based on Bayesian parameter relation constrained. EAGE , Amsterdam 2021-10-17 -
  • Vitenskapelig foredrag
    Xu, Shibo; Stovas, Alexey; Mikada, Hitoshi. (2021) Extension of the kinematic approximations to the multilayered elastic orthorhombic medium. SEG , Denver 2021-09-26 -

2020

  • Vitenskapelig foredrag
    Xu, Shibo; Stovas, Alexey; Mikada, Hitoshi. (2020) Converted wave traveltime approximation in elastic orthorhombic media . EAGE EAGE , Amsterdam 2020-12-05 - 2020-12-08
  • Vitenskapelig foredrag
    Zeng, Jing; Stovas, Alexey. (2020) Anisotropic attenuation in stratified viscoelastic media. EAGE EAGE , Amsterdam 2020-12-05 - 2020-12-08
  • Vitenskapelig foredrag
    Stovas, Alexey; Alkhalifah, T.; bin Waheed, U.. (2020) Pure P- and S-wave equations in anisotropic media . EAGE EAGE , Amsterdam 2020-12-05 - 2020-12-08
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Y.; Roganov, V.. (2020) Anisotropy parameters for monoclinic media . EAGE Geoinformatics , Kiev 2020-05-23 - 2020-05-25
  • Vitenskapelig foredrag
    Roganov, Y.; Stovas, Alexey; Roganov, V.. (2020) Estimation of low frequency phase velocity dispersion in weak contrast periodic media . EAGE Geoinformatics , Kiev 2020-05-23 - 2020-05-25
  • Vitenskapelig foredrag
    Stovas, Alexey; Song, Jin. (2020) Amplitude signatures of fractured media. EGU EGU annual symposium , Vienna 2020-05-15 - 2020-05-18
  • Vitenskapelig foredrag
    Song, Jin; Stovas, Alexey. (2020) Azimuthal amplitude variations induced by a set of tilted fractures embedded in transversely isotropic media with a vertical symmetry axis . IWSA , Loucen 2020-06-12 - 2020-06-15
  • Vitenskapelig foredrag
    Stovas, Alexey. (2020) On parameterization in monoclinic medium with a horizontal symmetry plane . SEG SEG , Houston 2020-10-12 - 2020-10-15
  • Vitenskapelig foredrag
    Song, Jin; Stovas, Alexey. (2020) Reflection and transmission coefficient approximations for arbitrarily anisotropic media . SEG SEG , Houston 2020-10-12 - 2020-10-15
  • Vitenskapelig foredrag
    Shuai, Da; Wei, J; Di, Bangrang; Stovas, Alexey. (2020) Low-frequency layer-induced kinematic parameters in VTI and ORT layers . SEG SEG Rock Physics Workshop , Qingdao 2020-02-20 - 2020-02-22
  • Vitenskapelig foredrag
    Song, Jin; Stovas, Alexey. (2020) Exact and approximate reflection coefficients for a vertically fractured layer . EAGE EAGE , Amsterdam 2020-12-05 - 2020-12-08
  • Vitenskapelig foredrag
    Li, Bowen; Stovas, Alexey. (2020) An optimized acoustic approximation and simulation for P-wave in the transversely isotropic media . EAGE EAGE , Amsterdam 2020-12-05 - 2020-12-08
  • Vitenskapelig foredrag
    Abedi, Mohammad Mahdi; Stovas, Alexey. (2020) A new acoustic assumption that mitigates the S-waves artifacts in orthorhombic media . EAGE EAGE , Amsterdam 2020-12-05 - 2020-12-08
  • Vitenskapelig foredrag
    Xu, Shibo; Stovas, Alexey; Mikada, Hitoshi. (2020) On-axis triplications in elastic orthorhombic media . EAGE EAGE , Amsterdam 2020-12-05 - 2020-12-08
  • Vitenskapelig foredrag
    Xu, Shibo; Stovas, Alexey; Mikada, Hitoshi. (2020) Traveltime and relative geometrical spreading approximation in elastic orthorhombic medium . EAGE EAGE , Amsterdam 2020-12-05 - 2020-12-08
  • Vitenskapelig foredrag
    Xu, Shibo; Stovas, Alexey; Alkhalifah, T.; Mikada, Hitoshi. (2020) A new S-wave free acoustic approximation for the transversely isotropic media with a vertical symmetry axis . SEG SEG , Houston 2020-10-12 - 2020-10-15
  • Vitenskapelig foredrag
    Stovas, Alexey. (2020) New acoustic approximation in anisotropic media. IWSA , Loucen 2020-06-12 - 2020-06-15
  • Vitenskapelig foredrag
    Caceres, Veronica; Duffaut, Kenneth; Stovas, Alexey; Westad, Frank O.; Johansen, Yngve Bolstad. (2020) Automation of depth matching using a structured well-log database: Prototype well example in the North Sea. Society of Exploration Geophysicists (SEG) Konferanse , Virtual event 2020-10-11 - 2020-11-16

2019

  • Vitenskapelig foredrag
    Jin, Song; Stovas, Alexey. (2019) Reflection and transmission responses in a layered transversely isotropic medium with horizontal symmetry axis . EAGE EAGE annual konferanse 2019-06-01 -
  • Vitenskapelig foredrag
    Xu, Shibo; Stovas, Alexey. (2019) 3D generalized nonhyperbolic approximation for relative geometrical spreading . EAGE EAGE annual konferanse 2019-06-01 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2019) Enhancement factor in anisotropic media . Geoinformatics 2019-05-09 -
  • Vitenskapelig foredrag
    Pang, Shuo; Stovas, Alexey. (2019) Low‐frequency anisotropy in fractured and layered model. Annual Meeting of China Geoscience Union , Beijing 2019-10-02 -
  • Vitenskapelig foredrag
    Jin, Song; Stovas, Alexey. (2019) Reflection coefficients approximations for orthorhombic media . SEG SEG 2019-09-21 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2019) SV- and SH-wave triplications in vertical symmetry planes of orthorhombic media . EAGE EAGE annual konferanse 2019-06-01 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2019) Geometrical characteristics in anisotropic media . SEG SEG 2019-09-21 -
  • Vitenskapelig foredrag
    Jin, Song; Stovas, Alexey. (2019) Reflection and transmission approximations for monoclinic media with a horizontal symmetry plane . SEG SEG 2019-10-21 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Fomel, Sergey. (2019) Generalized velocity approximation in anisotropic media. EAGE EAGE annual konferanse 2019-06-01 -
  • Vitenskapelig foredrag
    Jin, Song; Stovas, Alexey. (2019) Reflection and transmission responses for layered transversely isotropic media with vertical and horizontal symmetry axes . EAGE EAGE annual konferanse 2019-06-01 -
  • Vitenskapelig foredrag
    Abedi, Mohammad Mahdi; Stovas, Alexey. (2019) A highly accurate traveltime approximation for VTI media . EAGE EAGE annual konferanse 2019-06-01 -
  • Vitenskapelig foredrag
    Xu, Shibo; Stovas, Alexey. (2019) Estimation of the conversion point position in elastic orthorhombic media . EAGE EAGE annual konferanse 2019-06-01 -
  • Vitenskapelig foredrag
    Abedi, Mohammad Mahdi; Stovas, Alexey; Riahi, Mohammad. (2019) Acoustic wave extrapolation in orthorhombic media . EAGE EAGE annual konferanse 2019-06-01 -
  • Vitenskapelig foredrag
    Xu, Shibo; Stovas, Alexey. (2019) Singularity point in effective orthorhombic medium computed from zero- and infinite-frequency limit . EAGE EAGE annual konferanse 2019-06-01 -
  • Vitenskapelig foredrag
    Roganov, Yuriy; Stovas, Alexey; Roganov, Vyacheslav. (2019) Properties of acoustic axes in general anisotropic media . Geoinformatics 2019-05-09 -
  • Vitenskapelig foredrag
    Stovas, Alexey. (2019) Upscaling in vertically fractured medium. EGU symposium 2019-04-25 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Fomel, Sergey. (2019) Generalized velocity approximation in TI and ORT media . Shale workshop 2019-04-04 -
  • Vitenskapelig foredrag
    Ivanov, Yuriy; Stovas, Alexey; Papageorgiou, Giorgos; Chapman, Mark. (2019) Effects of fractures on seismic wave-fields in the presence of equant porosity . EAGE EAGE annual konferanse 2019-06-01 -

2018

  • Vitenskapelig foredrag
    Stovas, Alexey; Xu, Shibo. (2018) Fresnel zone in VTI and orthorhombic media. EAGE EAGE annual konferanse , Copenhagen 2018-06-11 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2018) Interaction of wave modes in ORT. IWSA , Jerusalem 2018-11-05 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Song, Jin. (2018) S wave kinematics in acoustic orthorhombic media. EAGE EAGE annual konferanse , Copenhagen 2018-06-11 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Song, Jin. (2018) S-wave kinematics in homogeneous acoustic transversely isotropic media with tilted symmetry axis . EAGE EAGE annual konferanse , Copenhagen 2018-06-11 -
  • Vitenskapelig foredrag
    Stovas, Alexey. (2018) S wave propagation in acoustic orthorhombic media. EGU , Wien 2018-04-09 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2018) Difference between phase and group angles in ORT media. EAGE , Kiev 2018-05-14 -
  • Vitenskapelig foredrag
    Subagjo, Isa Adi; Dupuy, Bastien; Park, Joonsang; Romdhane, Mohamed Anouar; Querendez, Etor; Stovas, Alexey. (2018) Joint rock physics inversion of Seismic and Electromagnetic data for CO2 monitoring at Sleipner . EAGE EAGE , Porto 2018-09-10 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Abedi, Mohammad Mahdi; Riahi, Mohammad. (2018) Three-parameter Radon Transform based on VTI Generalized Moveout Approximation. EAGE EAGE annual konferanse , Copenhagen 2018-06-11 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Ivanov, Yuriy. (2018) Normal modes in ORT in phase and group domain. IWSA , Jerusalem 2018-11-05 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Ivanov, Yuriy. (2018) Normal-mode propagation in orthorhombic media: Group vs phase domain . SEG SEG , Anaheim 2018-10-15 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Papageorgiou, Giorgos; Chapman, Mark. (2018) Scattering and intrinsic attenuation in partially saturated layered media. Minisymposium on poroelasticity , Stuttgart 2018-02-02 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy. (2018) Waves in a medium with fluid-filled fractures. Minisymposium on poroelasticity , Stuttgart 2018-02-02 -
  • Vitenskapelig foredrag
    Torres Caceres, Veronica Alejandra; Carter, Andrew James; Duffaut, Kenneth; Stovas, Alexey. (2018) An Attenuation Model from Dispersion Trends in North Sea Well Data. European Association of Geoscientists and Engineers 80th EAGE Conference & Exhibition 2018 , København 2018-06-11 - 2018-06-14
  • Vitenskapelig foredrag
    Stovas, Alexey; Ivanov, Yuriy. (2018) Occurrence of the point singularities in orthorhombic media . EAGE EAGE annual konferanse , Copenhagen 2018-06-11 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Song, Jin. (2018) Reflection and transmission responses of layered transversely isotropic media with aligned horizontal symmetry axes . SEG SEG , Anaheim 2018-10-15 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Xu, Shibo. (2018) Triplications for pure and converted wave modes in orthorhombic model . EAGE EAGE annual konferanse , Copenhagen 2018-06-11 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Fomel, Sergey. (2018) Generalized velocity approximation. IWSA , Jerusalem 2018-11-05 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy. (2018) Dispersive waves in solid –fluid system. SEGJ SEGJ , Tokyo 2018-11-12 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2018) Interaction between P, S1 and S2 wave modes in multilayered orthorhombic media . SEG SEG , Anaheim 2018-10-15 -

2017

  • Vitenskapelig foredrag
    Ivanov, Yuriy; Stovas, Alexey. (2017) Singularities in ORT medium. Lofoten seminar 2017-08-13 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Jin, Song. (2017) S wave propagation in acoustic anisotropic media. EGU General Assembly 2017-04-23 -
  • Vitenskapelig foredrag
    Stovas, Alexey. (2017) Mapping of moveout in orthorhombic media. EAGE annual conference 2017-06-12 -
  • Vitenskapelig foredrag
    Stovas, Alexey. (2017) Geometrical spreading in 3D. EAGE Geoinformatics 2017-05-09 -
  • Vitenskapelig foredrag
    Jin, Song; Stovas, Alexey. (2017) S-wave kinematics in acoustic VTI medium. EAGE annual conference 2017-06-12 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Jin, Song. (2017) Shear wave in acoustic anisotropic media. Rock Physics Minisymposium 2017-02-19 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy. (2017) Waves in a periodically layered solid-fluid system. International Workshop on Rock Physics 2017-05-29 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Ivanov, Yuriy. (2017) Normal modes in orthorhombic media. EAGE annual conference 2017-06-12 -
  • Faglig foredrag
    Torres Caceres, Veronica Alejandra; Dupuy, Bastien; Stovas, Alexey. (2017) Tuning and partial saturation effects on reflection responses at Sleipner field. EAGE EAGE annual meeting , Paris 2017-06-12 - 2017-06-15
  • Vitenskapelig foredrag
    Stovas, Alexey; Jin, Song. (2017) S waves in acoustic VTI medium. Lofoten seminar 2017-08-13 -

2016

  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Vyacheslav; Roganov, Yuriy. (2016) Dispersion of low-frequency waves in fractured and periodically layered media. EAGE , Vienna 2016-05-30 - 2016-06-03
  • Vitenskapelig foredrag
    Stovas, Alexey; Masmoudi, Nabil; Alkhalifah, Tariq. (2016) Application of perturbation theory for P-wave eikonal equation in orthorhombic media. EAGE , Vienna 2016-05-30 - 2016-06-03
  • Vitenskapelig foredrag
    Stovas, Alexey; Hao, Qi. (2016) Analytic formulae for vertical slowness and tau-p intercept time of P-waves in tilted orthorhombic media . EAGE , Vienna 2016-05-30 - 2016-06-03
  • Vitenskapelig foredrag
    Stovas, Alexey; Ivanov, Yuriy. (2016) NMO velocity ellipse in tilted elastic orthorhombic medium . EAGE , Vienna 2016-05-30 - 2016-06-03
  • Vitenskapelig foredrag
    Stovas, Alexey; Hao, Qi. (2016) Analytic formulae for wave normal of P-waves in orthorhombic media . EAGE , Vienna 2016-05-30 - 2016-06-03
  • Vitenskapelig foredrag
    Stovas, Alexey; Ivanov, Yuriy. (2016) Normal moveout velocity ellipse inversion in tilted orthorhombic media . SEG , Dallas 2016-10-17 - 2016-10-21
  • Vitenskapelig foredrag
    Stovas, Alexey; Sripanich, Yanadet; Fomel, Sergey; Spykes, Karl. (2016) Muir-Dellinger parameters for anisotropic signatures analysis in shales . SEG , Dallas 2016-10-17 - 2016-10-21
  • Vitenskapelig foredrag
    Stovas, Alexey; Xu, Shibo; Hao, Qi. (2016) New moveout approximation for orthorhombic model . SEG , Dallas 2016-10-17 - 2016-10-21
  • Vitenskapelig foredrag
    Stovas, Alexey; Xu, Shibo. (2016) Velocity model smoothing in orthorhombic media. 17 international workshop on seismic anisotropy , Austin 2016-09-19 - 2016-09-23
  • Vitenskapelig foredrag
    Stovas, Alexey; Hao, Qi. (2016) Analytic formulae for wave normal of P-waves in TI and orthorhombic media . ICE konferanse , Barcelona 2016-04-04 - 2016-04-08
  • Vitenskapelig foredrag
    Stovas, Alexey; Hao, Qi. (2016) P-wave slowness surface approximation for tilted orthorhombic media . ICE konferanse , Barcelona 2016-04-04 - 2016-04-08
  • Vitenskapelig foredrag
    Stovas, Alexey; Ivanov, Yuriy. (2016) S-waves normal moveout velocity ellipse in vicinity of the singularity in tilted orthorhombic media . 17 international workshop on seismic anisotropy , Austin 2016-09-19 - 2016-09-23
  • Vitenskapelig foredrag
    Stovas, Alexey; Hao, Qi. (2016) P-, SV and PSV-wave reflections from a thin VTI layer. 17 international workshop on seimic anisotropy , Austin 2016-09-19 - 2016-09-23
  • Vitenskapelig foredrag
    Stovas, Alexey; Ivanov, Yuriy. (2016) Down- and up-going waves in tilted orthorhombic media in zero-frequency limit . SEG , Dallas 2016-10-17 - 2016-10-21
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy. (2016) Azimuthal dependence of normal moveout velocities in anisotropic media . EAGE , Vienna 2016-05-30 - 2016-06-03
  • Vitenskapelig foredrag
    Stovas, Alexey; Xu, Shibo; Alkhalifah, Tariq. (2016) Estimation of the Anisotropy Parameters from Imaging Moveout of Diving Wave in a Factorized VTI Medium . EAGE , Vienna 2016-05-30 - 2016-06-03
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy. (2016) Fracturing versus layering at low frequencies. Minisymposium on rock physics , Bochum 2016-02-22 - 2016-02-24
  • Vitenskapelig foredrag
    Stovas, Alexey; Xu, Shibo. (2016) Preserved Traveltime Smoothing on Azimuthally Dependent Orthorhombic Media . EAGE , Vienna 2016-05-30 - 2016-06-03
  • Vitenskapelig foredrag
    Stovas, Alexey; Ivanov, Yuriy. (2016) New approximation for qP-wave velocities in TI media. Shale workshop , Catania 2016-05-02 - 2016-05-05
  • Vitenskapelig foredrag
    Stovas, Alexey; Ivanov, Yuriy. (2016) Zero- and Infinite-frequency Limits of P-wave Traveltime Parameters in Tilted Orthorhombic Media . EAGE , Vienna 2016-05-30 - 2016-06-03
  • Vitenskapelig foredrag
    Stovas, Alexey; Fomel, Sergey. (2016) Generalized moveout approximation revisited. Alternative parameter selection . EAGE , Vienna 2016-05-30 - 2016-06-03
  • Vitenskapelig foredrag
    Stovas, Alexey; Sripanich, Yanadet; Fomel, Sergey; Fowler, Paul A.; Spykes, Karl. (2016) Muir-Dellinger parameters for analysis of anisotropic signatures . 17 international workshop on seismic anisotropy , Austin 2016-09-19 - 2016-09-23
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2016) NMO velocity ellipse in group and phase domain . Geoinformatics , Kiev 2016-05-09 - 2016-05-13

2015

  • Vitenskapelig foredrag
    Stovas, Alexey; Alkhalifah, Tariq. (2015) Anisotropy from diving waves. SEG FWI Workshop , Abu Dhabi 2015-01-10 - 2015-01-13
  • Vitenskapelig foredrag
    Stovas, Alexey; Xu, Shibo. (2015) Anisotropy parameters from CRS attributes. EAGE SPWLA , Prague 2015-06-08 - 2015-06-13
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy; Roganov, Vyacheslav. (2015) Fractures versus layering at low frequencies . EAGE Geoinformatica , Kiev 2015-05-11 - 2015-05-15
  • Vitenskapelig foredrag
    Stovas, Alexey; Ayzenberg, Alena; Zyatkov, Nikolay; Ayzenberg, Arkady. (2015) Comparison TWSM with FD . EAGE SPWLA , Prague 2015-06-08 - 2015-06-13
  • Vitenskapelig foredrag
    Stovas, Alexey; Ayzenberg, Alena; Zyatkov, Nikolay; Ayzenberg, Arkady. (2015) The feasible point-source wavefield below salt overhang of 2-parabolic shape . NPF Lofoten seminar , Svalbard 2015-02-20 - 2015-02-25
  • Vitenskapelig foredrag
    Stovas, Alexey; Ivanov, Yuriy. (2015) Weak-anisotropy approximation for P-wave reflection coefficient in TTI media . EAGE EAGE annual conference , Madrid 2015-06-01 - 2015-06-04
  • Vitenskapelig foredrag
    Stovas, Alexey; Hao, Qi. (2015) Anelliptic approximation for P-wave phase and group velocities in orthorhombic media . EAGE EAGE annual conference , Madrid 2015-06-01 - 2015-06-04
  • Vitenskapelig foredrag
    Stovas, Alexey; Ivanov, Yuriy. (2015) Upscaling in orthorhombic media. EAGE SPWLA , Prague 2015-06-08 - 2015-06-13
  • Vitenskapelig foredrag
    Stovas, Alexey. (2015) Converted waves in elastic ORT media. EAGE SPWLA , Prague 2015-06-08 - 2015-06-13
  • Vitenskapelig foredrag
    Stovas, Alexey; Hao, Qi. (2015) The offset-midpoint traveltime pyramid for P-waves in orthorhombic media . EAGE EAGE annual conference , Madrid 2015-06-01 - 2015-06-04
  • Vitenskapelig foredrag
    Stovas, Alexey; Ivanov, Yuriy. (2015) Upscaling methods in orthorhombic media. SEG SEG annual meeting , New Orleans 2015-10-19 - 2015-10-23
  • Vitenskapelig foredrag
    Stovas, Alexey; Dupuy, Bastien. (2015) Inversion of rock physics properties from seismic attributes using a downscaling method . EAGE Rock Physics Workshop , Istanbul 2015-10-11 - 2015-10-14
  • Faglig foredrag
    Dupuy, Bastien; Balhareth, Hadi Mohammed; Landrø, Martin; Garambois, Stéphane; Stovas, Alexey; Virieux, Jean. (2015) Inversion of rock physics properties from seismic attributes using a downscaling method. EAGE workshop on rock physics 2015-11-15 - 2015-11-18

2014

  • Vitenskapelig foredrag
    Stovas, Alexey; Ivanov, Yuriy. (2014) Weak-anisotropy approximation for P-wave reflection coefficient at the boundary between two TTI media . EAGE EAGE workshop , Catania 2014-04-12 - 2015-04-14
  • Vitenskapelig foredrag
    Stovas, Alexey; Dupuy, Bastien. (2014) Reflection and transmission responses of a periodic layered medium constituted by shales and patchy saturated sands. Minisymposium on rock physics , Lausanne 2014-02-01 -

2013

  • Vitenskapelig foredrag
    Stovas, Alexey; Vinje, Vetle. (2013) PTS rescaling in VTI media. EAGE Geoinformatica 2013-05-13 - 2013-05-17
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy. (2013) Low-frequency wave propagation in a periodical weak-contrast medium. EAGE EAGE annaual conference , London 2013-06-10 - 2013-06-14
  • Vitenskapelig foredrag
    Stovas, Alexey; Hao, Qi. (2013) The offset-midpoint traveltime pyramid in TTI media. EAGE EAGE annual conference , London 2013-06-10 - 2013-06-14
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy; Duffaut, Kenneth; Carter, Andrew J.. (2013) Low-frequency layer-induced anisotropy. EAGE EAGE annual conference , London 2013-06-10 - 2013-06-14
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy; Duffaut, Kenneth; Carter, Andrew J.. (2013) Low-frequency upscaling in high-contrast media with application to TTI media. SEG SEG annual meeting , Houston 2013-09-23 - 2013-09-27
  • Vitenskapelig foredrag
    Stovas, Alexey; Waheed, Umair; Alkhalifah, Tariq. (2013) Diffraction traveltimes in TTI media. EAGE EAGE annual conference , London 2013-06-10 - 2013-06-14
  • Vitenskapelig foredrag
    Stovas, Alexey; Golikov, Pavel. (2013) Geometrical Spreading approximations in a TTI medium. EAGE EAGE annaual conference , London 2013-06-10 - 2013-06-14
  • Vitenskapelig foredrag
    Stovas, Alexey; Ayzenberg, Alena; Zyatkov, N; Ayzenberg, Arkady. (2013) Double-diffraction approximation of the feasible Green’s function in geometrical shadow zones. EAGE EAGE annual conference , London 2013-06-10 - 2013-06-14
  • Vitenskapelig foredrag
    Stovas, Alexey; Waheed, Umair; Alkhalifah, Tariq. (2013) Diffraction traveltime approximation for inversion of anisotropic parameters in complex TI media. SEG SEG workshop , Muscat 2013-04-27 - 2013-05-02
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy. (2013) Low-frequency weak-contrast upscaling in finely layered sand-shale sequence. EAGE 2IWRP , Southampton 2013-08-05 - 2013-08-09
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy. (2013) Low-frequency layer-induced anisotropy versus heterogeneity. SEGJ SEGJ annual meeting , Yokohama 2013-11-17 - 2013-11-22
  • Vitenskapelig foredrag
    Scopintseva, Lyubov; Stovas, Alexey; Landrø, Martin. (2013) Normal modes in anisotropic VTI media. EAGE EAGE annual conference , London 2013-06-10 - 2013-06-14
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy. (2013) Low-frequency velocity dispersion and reflection coefficient in a periodically weak-contrast medium. UkrDGRI Seismo-2013 , Sudak 2013-09-09 - 2013-09-13
  • Vitenskapelig foredrag
    Stovas, Alexey. (2013) Upscaling of anelastic vertically heterogeneous reservoirs. IAMG IAMG annual meeting , Madrid 2013-09-02 - 2013-09-06
  • Vitenskapelig foredrag
    Stovas, Alexey; Hao, Qi; Alkhalifah, Tariq. (2013) The offset-midpoint traveltime pyramid in HTI media. SEG SEG annual meeting , Houston 2013-09-23 - 2013-09-27
  • Vitenskapelig foredrag
    Stovas, Alexey; Dupuy, Bastien. (2013) Wave attenuation and dispersion in patchy saturated oil and gas reservoirs: influence of frequency and saturation on AVO attributes. EAGE Biot conference , Vienna 2013-07-10 - 2013-07-12
  • Vitenskapelig foredrag
    Stovas, Alexey; Waheed, Umair; Alkhalifah, Tariq. (2013) Anisotropic parameter inversion in VTI media using diffraction data. SEG SEG annual meeting , Houston 2013-09-23 - 2013-09-27
  • Vitenskapelig foredrag
    Stovas, Alexey; Dupuy, Bastien. (2013) Frequency-dependent AVO attributes for partially saturated rocks. ETH Minisimposium on poroelasticity , Zurich 2013-02-18 - 2013-02-21

2012

  • Vitenskapelig foredrag
    Stovas, Alexey. (2012) The BCH series in low-frequency upscaling. Geoinformatica 2012-05-14 - 2012-05-18
  • Vitenskapelig foredrag
    Stovas, Alexey. (2012) Hamiltonian formalism for the plane waves propagating in periodically layered media. EAGE 2012-06-04 - 2012-06-08
  • Vitenskapelig foredrag
    Stovas, Alexey. (2012) Application of perturbation theory to TTI medium. EAGE-EAGO 2012-04-02 - 2012-04-06
  • Vitenskapelig foredrag
    Stovas, Alexey. (2012) Low-frequency induced anisotropy. 15IWSA 2012-04-14 - 2012-04-19
  • Vitenskapelig foredrag
    Stovas, Alexey. (2012) Traveltime parameters for horizontally layered 2D TTI media. 15IWSA 2012-04-14 - 2012-04-19
  • Vitenskapelig foredrag
    Stovas, Alexey. (2012) Perturbation theory in TI media. NPF Lofoten seminar 2012-08-14 - 2012-08-18
  • Vitenskapelig foredrag
    Stovas, Alexey. (2012) Prestack traveltimes for dip-constrained TI media. SEG 2012-11-05 - 2012-11-09
  • Vitenskapelig foredrag
    Stovas, Alexey. (2012) Upscaling of vertically heterogeneous reservoirs. ECMOR 2012-09-10 - 2012-09-13
  • Vitenskapelig foredrag
    Stovas, Alexey. (2012) Mapping of moveout approximations in TI media. SEG 2012-11-05 - 2012-11-09
  • Vitenskapelig foredrag
    Stovas, Alexey. (2012) Application of perturbation theory to TTI media. 15IWSA 2012-04-14 - 2012-04-19
  • Vitenskapelig foredrag
    Stovas, Alexey. (2012) Low frequency induced anisotropy from a sand-shale sequence. EAGE EAGE shale workshop , Barcelona 2012-01-15 - 2012-01-18
  • Vitenskapelig foredrag
    Stovas, Alexey. (2012) Mapping of moveout in TTI media. EAGE 2012-06-04 - 2012-06-08
  • Vitenskapelig foredrag
    Stovas, Alexey. (2012) Traveltime parameters for vertically heterogeneous 2D TTI media. EAGE 2012-06-04 - 2012-06-08
  • Vitenskapelig foredrag
    Stovas, Alexey. (2012) Double-square-root equation for DTI media. Lofoten seminar 2012-08-14 - 2012-08-18
  • Vitenskapelig foredrag
    Stovas, Alexey. (2012) Asymptotic analysis of moveout approximations in a VTI medium. EAGE 2012-06-04 - 2012-06-08

2011

  • Vitenskapelig foredrag
    Golikov, Pavel Evgenjevich; Stovas, Alexey. (2011) Analysis of the DSR equation for elliptical DTI model. Goldin's reading conference , Novosibirsk 2011-08-01 - 2011-08-05
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy. (2011) The Baker-Campbell-Hausdorf series in low-frequency wave propagation. IAMG konferanse , Salzburg 2011-09-05 - 2011-09-09
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy. (2011) Low frequency upscaling in seismic. Society of Exploration Geophysicists of Japan International Symposium , Kyoto 2011-11-20 - 2011-11-23
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Yuriy. (2011) Upscaling of Reservoir Model to Seismic Frequencies. EAGE/SEG Summer workshop , Trieste 2011-08-29 - 2011-08-31
  • Vitenskapelig foredrag
    Golikov, Pavel Evgenjevich; Stovas, Alexey. (2011) Traveltime parameters in tilted TI media. SEG Annual Meeting , San Antonio, Texas 2011-09-18 - 2011-09-23
  • Vitenskapelig foredrag
    Stovas, Alexey; Alkhalifah, T.. (2011) A New Traveltime Approximation for TI Media. EAGE 73rd EAGE Conference & Exhibition incorporating , Vienna 2011-05-23 - 2011-05-26
  • Vitenskapelig foredrag
    Vinje, Vetle; Stovas, Alexey; Reynaud, D.. (2011) Preserved-traveltime Smoothing. EAGE 73rd EAGE Conference & Exhibition incorporating SPE EUROPEC 2011 , Vienna 2011-05-23 - 2011-05-26
  • Vitenskapelig foredrag
    Roganov, Y.V.; Stovas, Alexey. (2011) Low-frequency Wave Propagation in Periodically Layered Media. EAGE 73rd EAGE Conference & Exhibition incorporating SPE EUROPEC 2011 , Vienna 2011-05-23 - 2011-05-26
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Y.V.. (2011) Low-frequency extension of the Backus averaging method. SBGf Twelfth International Congress of the Brazilian Geophysical Society , Rio de Janeiro 2011-08-15 - 2011-08-18
  • Vitenskapelig foredrag
    Golikov, Pavel Evgenjevich; Avseth, Per Åge; Stovas, Alexey; Bachrach, Ran. (2011) Rock physics interpretation of heterogeneous and anisotropic turbidite reservoirs. 1IWRP Workshop , Denver, Colorado 2011-08-07 - 2011-08-12
  • Vitenskapelig foredrag
    Golikov, Pavel Evgenjevich; Stovas, Alexey. (2011) Traveltime Parameters in a Tilted Elliptical Anisotropic Medium. EAGE 73rd EAGE Conference & Exhibition incorporating SPE EUROPEC 2011 , Vienna 2011-05-23 - 2011-05-26
  • Vitenskapelig foredrag
    Stovas, Alexey; Alkhalifah, T.. (2011) The TTI slowness surface approximation. SEG SEG Annual Meeting , San Antonio, Texas 2011-08-18 - 2011-09-23
  • Vitenskapelig foredrag
    Golikov, Pavel Evgenjevich; Avseth, Per Åge; Stovas, Alexey; Bachrach, Ran. (2011) Rock physics templates for interpretation of turbidite reservoirs. Euroconference , Trondheim 2011-10-17 - 2011-10-21
  • Vitenskapelig foredrag
    Stovas, Alexey; Golikov, Pavel Evgenjevich. (2011) Inversion of traveltime parameters in tilted TI media. Conference , Kiev 2011-05-10 - 2011-05-13

2010

  • Vitenskapelig foredrag
    Stovas, Alexey. (2010) Velocity Analysis in Shales. EAGE EAGE Shale Workshop 2010 , Nice 2010-04-26 - 2010-04-28
  • Vitenskapelig foredrag
    Stovas, Alexey; Fomel, Sergey. (2010) "Shifted Hyperbola" moveout approximation revisited. Workshop meeting seismic waves in laterally inhomogeneous media VII 2010 , Czech Republic 2010-06-21 - 2010-06-26
  • Vitenskapelig foredrag
    Stovas, Alexey; Fomel, Sergey. (2010) The generalized non-elliptic moveout approximation in the τ-p domain. SEG SEG Denver 2010 Annual Meeting , Denver, Colerado 2010-10-17 - 2010-10-22
  • Vitenskapelig foredrag
    Stovas, Alexey; Golikov, Pavel Evgenjevich. (2010) New Parametrization for qPqP and qPqSV Reflection Coefficients in a Transversely Isotropic Medium. EAGE 72nd EAGE Conference & Exhibition incorporating SPE EUROPEC 2010 , Barcelona 2010-06-14 - 2010-06-17
  • Vitenskapelig foredrag
    Stovas, Alexey. (2010) qP-wave Triplications in an Acoustic Transversely Isotropic Medium. EAGE 72nd EAGE Conference & Exhibition incorporating SPE EUROPEC 2010 , Barcelona 2010-06-14 - 2010-06-17
  • Vitenskapelig foredrag
    Stovas, Alexey. (2010) Generalization of the Vertically Heterogeneous Velocity Models. Saint Petersburg 4th Saint Petersburg international Conference & Exhibition , Saint Petersburg 2010-04-05 - 2010-04-08
  • Vitenskapelig foredrag
    Stovas, Alexey; Ursin, Bjørn; Toverud, Tommy. (2010) Seismic attenuation and dispersion models: Theory and VSP data analysis. Workshop meeting seismic waves in laterally inhomogeneous media VII 2010 , Czech Republic 2010-06-21 - 2010-06-26
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Y.. (2010) Stratigraphic filtering in anelastic media. Geo Informatics 2010 IXth International Conference on Geoinformatics , Kiev 2010-05-11 - 2010-05-14
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Y.V.. (2010) Caustics in a Periodically Layered VTI Medium. EAGE 72nd EAGE Conference & Exhibition incorporating SPE EUROPEC 2010 , Barcelona 2010-06-14 - 2010-06-17

2009

  • Vitenskapelig foredrag
    Stovas, Alexey. (2009) Direct Dix-type inversion in a layerd VTI medium. SEG Houston SEG Houston , Houston, Texas 2009-10-25 - 2009-10-30
  • Vitenskapelig foredrag
    Stovas, Alexey; Roganov, Y.. (2009) Attenuation versus scattering in a periodically layerd medium. SEG Houston SEG Houston , Houston, Texas 2009-10-25 - 2009-10-30
  • Vitenskapelig foredrag
    Stovas, Alexey; Fomel, B.. (2009) Generalized traveltime approximation for a homogeneous VTI medium. Leipziger Kubus Conference Center SIAM Conference on Mathematical & Computational Issues in the Geosciences , Leipzig 2009-06-15 - 2009-06-18
  • Vitenskapelig foredrag
    Fomel, S.B.; Stovas, Alexey. (2009) The generalized non-hyperbolic moveout approximation. 11th International Congress of the Brazilian Geophysical Society , Salvador 2009-08-24 - 2009-08-28
  • Vitenskapelig foredrag
    Stovas, Alexey. (2009) Power-gradient velocity model. EAGE 11th International Congress of the Brazilian Geophysical Society , Salvador 2009-08-24 - 2009-08-28
  • Vitenskapelig foredrag
    Stovas, Alexey. (2009) Intrinsic attenuation in a periodically layerd medium. EAGE-SEG Workshop EAGE-SEG Workshop , Barcelona 2009-09-14 - 2009-09-15
  • Vitenskapelig foredrag
    Stovas, Alexey; Fomel, B.. (2009) Generalized moveout approximation for anisotropic waves. EAGE-Geomodel Geomodel, Gelendzhik , Gelendzhik 2009-09-07 - 2009-09-10
  • Vitenskapelig foredrag
    Stovas, Alexey; Ursin, Bjørn. (2009) Seismic attenuation and dispersion models-theory and VSP data analysis. EAGE EAGE-SEG Workshop , Barcelona 2009-09-14 - 2009-09-15
  • Vitenskapelig foredrag
    Roganov, Y.; Stovas, Alexey. (2009) SV-waves triplications in the multilayered VTI media. EAGE , Amsterdam 2009-11-08 - 2009-11-11

2008

  • Vitenskapelig foredrag
    Stovas, Alexey. (2008) Kinematical characteristics of the factorized model. SEG SEG Las Vegas 2008 78th Annual Meeting , Las Vegas 2008-11-09 - 2008-11-14
  • Vitenskapelig foredrag
    Roganov, Y.V.; Stovas, Alexey. (2008) Quasi-acoustic Approximations for qSV-waves in a Transversely Isotropic Medium. EAGE EAGE 70th Conference & Exhibition , Roma 2008-06-09 - 2008-06-12
  • Vitenskapelig foredrag
    Stovas, Alexey; Ursin, Bjørn. (2008) Improved Geometrical Spreading Approximation in Layered Transversely Isotropic Media. EAGE 3rd Saint Petersburg International Conference & Exhibition , Saint Petersburg 2008-04-07 - 2008-04-10
  • Vitenskapelig foredrag
    Silva, Mercia Betania Costa E.; Stovas, Alexey. (2008) Comparison of Average Methods to Build a Velocity Model from Sonic Log. EAGE EAGE 70th Conference & Exhibition , Roma 2008-06-09 - 2008-06-12
  • Vitenskapelig foredrag
    Skopintseva, Lyubov; Stovas, Alexey. (2008) Overburden-dependent AVO interpretation. SEG SEG Las Vegas 2008 78th Annual Meeting , Las Vegas 2008-11-09 - 2008-11-14

2007

  • Vitenskapelig foredrag
    Stovas, Alexey; Silva, Mercia Betania Costa E.. (2007) Correspondance between the low and high frequency limits for anisotropy parameters in a layered medium. III-rd International Workshop on Frequency Dependence of Physical Characteristics , Edinburgh 2007-07-29 - 2007-08-01
  • Vitenskapelig foredrag
    Stovas, Alexey; Ursin, Bjørn. (2007) The Reflection and Transmission Responces of a Periodically Layered Medium. Association for Mathematical Geology 12th Conference of the Int. Association for Mathematical Geology , Beijing 2007-08-26 - 2007-08-31
  • Vitenskapelig foredrag
    Stovas, Alexey. (2007) Kinematically equivalent velocity distributions. SEG SEG/San Antonio 2007 Annual Meeting , San Antonio 2007-09-23 - 2007-09-28
  • Vitenskapelig foredrag
    Fomel, S.B.; Stovas, Alexey. (2007) Generalized Non-Hyperbolic Moveout Approximation. EAGE EAGE 69th Conference & Exhibition - London, UK , London 2007-06-11 - 2007-06-14
  • Vitenskapelig foredrag
    Silva, Mercia Betania Costa E.; Stovas, Alexey. (2007) The Low and High Frequency Limits for Anisotropic Parameters in a Layered Medium. EAGE EAGE 69th Conference & Exhibition - London, UK , London 2007-06-11 - 2007-06-14
  • Vitenskapelig foredrag
    Silva, Mercia Betania Costa E.; Stovas, Alexey. (2007) The low and high frequency limits for anisotropic parameters in a layered medium. The Brazilian Geophysical Society Tenth International Congress of the Brazilian Geophysical Society , Rio de Janeiro 2007-11-19 - 2007-11-22
  • Poster
    Stovas, Alexey; Landrø, Martin. (2007) 4D detection of gas coning. EAGE 69th EAGE meeting , London 2007-06-11 - 2007-06-14
  • Poster
    Stovas, Alexey; Ursin, Bjørn. (2007) The Geometrical Spreading in VTI Medium Revisited. EAGE EAGE 69th Conference & Exhibition - London, UK , London 2007-06-11 - 2007-06-14

2006

  • Vitenskapelig foredrag
    Stovas, Alexey; Landrø, Martin. (2006) Seismic modelling from ultra-thin layered reservoirs. European Association of Geoscientists and Engineers 68th EAGE Meeting , Vienna 2006-06-12 - 2006-06-15
  • Vitenskapelig foredrag
    Stovas, Alexey; Landrø, Martin. (2006) Uncertainty in discrimination between net-to-gross and water saturation for fine-layered reservoirs. SEG SEG 2006 Annual Meeting , New Orleans 2006-10-01 - 2006-10-06
  • Vitenskapelig foredrag
    Stovas, Alexey; Arntsen, Børge. (2006) Phase velocity approximation in the finely layered sediments. SEG SEG/New Orleans 2006 Annual Meeting , New Orleans 2006-10-01 - 2006-10-06
  • Vitenskapelig foredrag
    Pedersen, Ørjan; Ursin, Bjørn; Stovas, Alexey. (2006) Wide-Angle Phase-Slowness Approximations in VTI Media (P186). EAGE EAGE 68th Conference & Exhibition , Wien 2006-06-12 - 2006-06-15
  • Vitenskapelig foredrag
    Stovas, Alexey. (2006) Phase Velocity Approximation in a Finaly Layered Medium (P037). EAGE EAGE 68th Conference & Exhibition , Wien 2006-06-12 - 2006-06-15
  • Vitenskapelig foredrag
    Stovas, Alexey. (2006) Parameter Estimation for Linear Velocity Functions (P158). EAGE EAGE 68th Conference & Exhibition , Wien 2006-06-12 - 2006-06-15

2005

  • Vitenskapelig foredrag
    Ursin, Bjørn; Stovas, Alexey. (2005) P097 Generalized DIX equations for a layered transversely isotropic medium. EAGE EAGE 67th Conference & Exhibition , Madrid 2005-06-13 - 2005-06-16
  • Vitenskapelig foredrag
    Ursin, Bjørn; Stovas, Alexey. (2005) Traveltime approximations for a layered transversely isotropic medium. Anisotropy Workshop , Praha 2005-06-13 - 2005-06-17
  • Vitenskapelig foredrag
    Stovas, Alexey; Ursin, Bjørn. (2005) The reflection and transmission responses of a periodic layered medium. SEG SEG/Houston 2005 Annual Meeting , Houston 2005-11-06 - 2005-11-11
  • Vitenskapelig foredrag
    Stovas, Alexey; Landrø, Martin. (2005) Effect of anisotropy and anelasticity on net-to-gross and fluid saturation estimation. EAGE EAGE 67th Conference & Exhibition , Madrid 2005-06-13 - 2005-06-16
  • Vitenskapelig foredrag
    Røste, Thomas; Stovas, Alexey; Landrø, Martin. (2005) Estimation of layer thickness and velocity changes using 4D prestack seismic data. EAGE EAGE 67th Conference & Exhibition , Madrid 2005-06-13 - 2005-06-16

2004

  • Vitenskapelig foredrag
    Stovas, Alexey; Ursin, Bjørn. (2004) New traveltime approximations for a transversely isotroptic medium, (P314). EAGE EAGE 66th Conference & Exhibition , Paris 2004-06-07 - 2004-06-10
  • Vitenskapelig foredrag
    Ursin, Bjørn; Stovas, Alexey. (2004) Traveltime approximations for a layered transversely isotropic medium. SEG SEG International Exposition and 74th Annual Meeting , Denver, Colorado 2004-10-10 - 2004-10-15
  • Vitenskapelig foredrag
    Stovas, Alexey; Landrø, Martin. (2004) Estimation of net-to-gross and fluid saturation in a fine-layered sand-shale sequence - tested on offshore Brazil data. EAGE 66th Conference and Exhibition 2004-06-07 - 2004-06-10
  • Vitenskapelig foredrag
    Stovas, Alexey; Landrø, Martin; Avseth, Per. (2004) Estimation of net-to-gross and fluid saturation in a fine-layered sand-shale sequence - tested on offshore Brazil data. SEG SEG meeting 2004-10-10 - 2004-10-15
  • Poster
    Stovas, Alexey; Landrø, Martin. (2004) Pressure-Fluid discrimination versus net-to-gross for finely layered reservoir units. EAGE workshop 7 on time lapse seismic 2004-06-06 -

2003

  • Vitenskapelig foredrag
    Stovas, Alexey; Landrø, Martin; Kleppe, Jon; Torsæter, Ole; Jensen, Jan Ivar. (2003) An integrated study of reservoir fluid flow across faults by laboratory experiments, 4D seismics and reservoir simulation. EAGE 65th Conference and Exhibition , Stavanger 2003-06-05 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Arntsen, Børge; Landrø, Martin. (2003) Use of PP and PS time-lapse stacks for fluid-pressure discrimination. 65th EAGE Conference and Exhibition , Stavanger 2003-06-05 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Ursin, Bjørn. (2003) New traveltime approximation for a layered transversely isotropic medium. EAGE/SEG Summer Research Workshop, Trieste, Extended abstracts, T03 , Trieste, Italy 2003-09-04 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Landrø, Martin; Torsæter, Ole; Jensen, Jan Ivar; Kleppe, Jon. (2003) An integrated study of reservoir fluid flow across faults by laboratory experiments, 4D seismic and resevoir simulation. 1st International Conference and Exhibition; Recent advances and challenges in oil recovery , Moskva 2003-05-23 -

2002

  • Vitenskapelig foredrag
    Stovas, Alexey; Ursin, Bjørn. (2002) Second-order approximations of the transmission and reflection matrices at an interface between two visco-elastic TIV media. 64th EAGE Conference & Exhibition, Extended abstracts, C-26 , Florence, Italy 2002-05-30 -
  • Vitenskapelig foredrag
    Stovas, Alexey; Landrø, Martin. (2002) Fluid-pressure discrimination in anisotropic reservoir rocks - a sensitivity study. EAGE 64th Conference and Exhibition , Florence, Italy 2002-05-30 -

2001

  • Poster
    Stovas, Alexey; Ursin, Bjørn. (2001) A new approximation of the reflection and transmission coefficients between two visco-elastic isotropic media. 63rd EAGE Conference, Amsterdam, Expanded abstracts, P-192 , Amsterdam 2001-06-15 -

2000

  • Poster
    Stovas, Alexey; Ursin, Bjørn. (2000) Reflection and transmission coefficients between two visco-elastic TIV media. EAGE 62nd Conference and Technical Exhibition - Glasgow, Scotland, 29 May - 2 June 2000 , Glasgow, Scotland, 29 May - 2 June 2000
  • Vitenskapelig foredrag
    Ursin, Bjørn; Stovas, Alexey. (2000) Approximate reflection and transmission responses from a layered isotropic visco-elastic medium. Workshop on Seismic Signatures of Fluid Transport, Berlin, Germany - Hotel Steglitz International, February 27-29, 2000 , Berlin, Germany, February 27-29, 2000

1999

  • Vitenskapelig foredrag
    Ursin, Bjørn; Stovas, Alexey. (1999) Approximate reflection and transmission responses from a layered isotropic elastic medium. EAGE 61st Conference and Technical Exhibition, paper 4-13 , Helsinki, Finland, 7-11 June 1999

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