Bakgrunn og aktiviteter
Forskning
Mine forskingsområder er seismisk avbildning, seismisk modellering, seismisk elastisk full-bølgeform inversjon og numerisk seismologi.
Undervisning
Jeg underviser kurset Geofysisk analyse (TPG4165)
CV
Født: 5. Mai 1957
Utdanning:
- PhD, fysikk, 1991, AVH
- MSc, fysikk, 1982, AVH
Arbeid:
- 1982-1989: Forsker, IKU Petroleumsforskning
- 1989-1991: Stipendiat finansiert av forskningsrådet
- 1991-2008: Forsker, Staoil forskningssenter
- 2008-idag: Professor Petroleumsgeofysikk NTNU
Vitenskapelig, faglig og kunstnerisk arbeid
Et utvalg av nyere tidsskriftspublikasjoner, kunstneriske produksjoner, bok, inklusiv bokdeler og rapport-del. Se alle publikasjoner i databasen
Tidsskriftspublikasjoner
- (2017) A new approach to separate seismic time-lapse time shifts in the reservoir and overburden. Geophysics. vol. 82 (6).
- (2017) Challenges and solutions for performing 3D time-domain elastic full-waveform inversion. The Leading Edge. vol. 36 (1).
- (2017) Rock physics inversion for CO2 injection at Sleipner. 4IWRP proceedings.
- (2016) New method for discriminating 4D time shifts in the overburden and reservoir. SEG technical program expanded abstracts. vol. 55 (3521).
- (2016) Retrieving virtual reflection responses at drill-bit positions using seismic interferometry with drill-bit noise. Geophysical Prospecting. vol. 64 (2).
- (2016) Combination of surface and borehole seismic data for robust target-oriented imaging. Geophysical Journal International. vol. 205 (2).
- (2016) Surface seismic monitoring while drilling using diffractions - concept and field data example. SEG technical program expanded abstracts. vol. 35.
- (2016) Integrated seismic and electromagnetic model building applied to improve subbasalt depth imaging in the Faroe-Shetland Basin. Geophysics. vol. 81 (1).
- (2016) Scalar and vector imaging based on wave mode decoupling for elastic reverse time migration in isotropic and transversely isotropic media. Geophysics. vol. 81 (5).
- (2015) Data-driven deep local imaging using both surface and borehole seismic data. Society of Exploration Geophysicists. Expanded Abstracts with Biographies.
- (2015) A numerical study of 3D elastic time-lapse full-waveform inversion using multicomponent seismic data. Geophysics. vol. 80 (6).
- (2015) Three-dimensional elastic full waveform inversion using seismic data from the Sleipner area. Geophysical Journal International. vol. 202 (3).
- (2015) Seismic imaging of the carbon dioxide gas cloud at Sleipner using 3D elastic time-lapse full waveform inversion. International Journal of Greenhouse Gas Control. vol. 42.
- (2015) Scalar and vector imaging based on wave mode decoupling for elastic reverse time migration in isotropic and transversely isotropic media. Geophysics. vol. 81 (5).
- (2014) Combining inter-source seismic interferometry and source-receiver interferometry for deep local imaging. Society of Exploration Geophysicists. Expanded Abstracts with Biographies.
- (2014) Turning subsurface noise sources into virtual receivers by multi-dimensional deconvolution. EAGE Expanded Abstracts. vol. 76.
- (2014) 3D elastic time-lapse full waveform inversion using multi-component seismic data. Society of Exploration Geophysicists. Expanded Abstracts with Biographies.
- (2014) Strategies for elastic full waveform inversion. Society of Exploration Geophysicists. Expanded Abstracts with Biographies.
- (2014) Time-lapse full-waveform inversion of limited-offset seismic data using a local migration regularization. Geophysics. vol. 79 (3).
- (2014) Elastic velocity analysis and time-lapse full-waveform inversion. The Leading Edge. vol. 33 (9).