Publications

2003

Ø. Ryen, J. Hjelen, J.K. Solberg and E. Nes
Orientation mapping of subgrain structures using TEM and FE-SEM.
Proc. of SCANDEM 2003, Oslo, Norway, June 2003, pp. 127-128.

S. Tangen, H. Bjerkaas, E. Nes and J. Hjelen
Observing precipitation of AlMn-dispersoids in an AA3103-aluminium alloy by FESEM imaging.
Proc. of SCANDEM 2003, Oslo, Norway, June 2003, pp. 139-140.

S. Tangen, H. Bjerkaas and J. Hjelen
EBSD on heavily cold rolled aluminium - a comparison between field emission SEM and conventional tungsten SEM.
Proc. of SCANDEM 2003, Oslo, Norway, June 2003.

H. Hallem, S. Tangen, H. Bjerkaas, E. Nes and J. Hjelen
Variation in subgrain structure over the cross section in an extruded aluminium profile - measured by EBSD.
Proc. of SCANDEM 2003, Oslo, Norway, June 2003.

K. Marthinsen, B. Holmedal, S. Abtahi, R. Valle, S.P. Chen and E. Nes
Coupled FEM and Microstructure Modeeling applied to Rolling and Extrusion of Aluminium Alloys.
Proc. of THERMEC'2003, Leganes, Madrid, Spain, July 2003 - Published in Materials Science Forum, Vol. 426-432, 2003, pp. 3777-3782.

H. Bjerkaas and K. Sjølstad
Comparison between X-ray diffraction and EBSDmapping in global texture analysis.
Proc. of SCANDEM 2003, Oslo, Norway, June 2003, pp. 51-52.

K. Sjølstad
Deformation and softening behaviour of commercial AlMn-alloys Experiments and Modelling.
Doctoral Thesis at NTNU, ISBN 82-471-5636-9, Norwegian University of Science and Technology, Faculty of Natural Science and Technology, Department of Materials Technology, Trondheim, Norway, 2004.

H. Hallem, K. Marthinsen and B. Forbord
An Investigation of Dilute Al-Hf and Al-Hf-Si Alloys.
Proc. of ICSMA 13, Budapest, Hungary, August 2003.

S. Tangen, H. Bjerkaas, S. Abtahi, B. Holmedal, T. Furu and E. Nes
Recrystallization behavior in aluminium alloys after hot and cold deformation; an experimental and modelling treatment.
Proc. of the 2003 TMS annual meeting: Hot deformation of aluminium alloys III, San Diego, California, USA, March 2003, pp. 87-98.

K. Marthinsen, E. Nes, T. Furu and O. Daaland
The Spatial Distribution of Nucleation Sites and its Effect on Recrystallization Kinetics in Commercial Aluminium Alloys.
Metallurgical and Materials Transactions A, Vol. 34A, 2003, pp. 2705-2715.

B. Holmedal, P. Van Houtte and E. Nes
Modelling latent hardening during strain-path changes.
Proc. of Plasticity 2003, Quebec, Canada, July 2003.

L. Arnberg and A. Mo
Norlight shaped castings - Fundamenal research applied to industrial problems.
Proc. of the 1st International Light Metals Technology Conference, 2003.

R. Mathiesen and L. Arnberg
In-situ experimental observations of dendritic growth in alcu-alloys.
Proc. of the 10th Int. Conf. on Modelling of Casting, Welding and Advanced Solidification Processes, 2003.

2002

E. Gariboldi, M. Vedani, E. Evangelista, S. Spigarelli, O. Lohne and K. Pettersen
Characterization of High Temperature Behaviour of AS21X Magnesium Alloy.
Proc. of the Coom 2002 Conference, Montreal, Canada, January 2002.

B. Holmedal, Ø. Ryen, P. Van Houtte and E. Nes
Modelling work hardening and microstructure.
Proc. of the VIR[*] conference 2002, Ijmuiden, Nederland, 2002, pp. 923-926.

B. Holmedal, S. Abtahi, K. Marthinsen and E. Nes
Modelling the evolution in microstructure and properties during deformation of Aluminium.
Materials Science Forum, Vol. 396-402, 2002, pp. 315-326.

K. Marthinsen, S. Abtahi, B. Holmedal and E. Nes
A through process modelling approach to the modelling of extrusion.
Aluminium, Vol. 78, 2002, pp. 869-873.

V. Milekhine, M.I. Onsøien and J.K. Solberg
Mechanical properties of FeSi, FeSi₂, and Mg₂Si.
SINTEF REPORT, 2002.

E. Nes and K. Marthinsen
Modelling the evolution in microstructure and properties during plastic deformation of FCC-metals and alloys - An approach to a unified model.
Materials Science and Engineering, Vol. A322, 2002 ,pp. 176-193.

E. Nes and B. Holmedal
On the mechanisms controlling high temperature creep of metals and alloys.
Proc. of TMS conference on Creep Deformation: Fundamentals and Applications, Seattle, Washington, USA, February 2002, pp. 399-408.

E. Nes, S. Abtahi, B. Holmedal and K. Marthinsen
A microstructural approach to the modelling of hot rolling and extrusion of aluminium alloys.
Proceedings of Light Metals 2002 Metaux Legers, Montreal, Quebec, Canada, Vol. 396-402, 2002, pp. 315-326.

E. Nes, K. Marthinsen and Y. Brechet
On the mechanisms of dynamic recovery.
Scripta Materialia, Vol 47, 2002, pp. 607-611.

M. Nordbakke, N. Ryum and O. Hunderi
Non-isothermal precipitate growth and the principle of additivity.
Philosophical Magazine, Vol. 82, 2002, pp. 2695-2708.

M. Nordbakke, N. Ryum and O. Hunderi
Invariant distributions and stationary correlation functions of simulated grain growth processes.
Acta Materialia, Vol. 50, 2002, pp. 3661-3670.

Ø. Ryen, B. Holmedal and E. Nes
Characterisation and modelling of work hardening in Al-Mg and Al-Mn alloys.
Proc. of ICAA8, Cambridge, UK, July 2002, pp. 1145-1150.

H. Shercliff and Ø. Grong
Microstructural modelling in metals processing.
Progress in Materials Science, Vol. 47, 2002, pp. 163-285.

K. Sjølstad, O. Engler, S. Tangen, K. Marthinsen and E. Nes
Texture Evolution of an AA3xxx alloy after different Homogenisation Treatments.
Proc. of ICAA8, Cambridge, UK, July 2002 - Published in Materials Science Forum, Vol. 396-402, 2002, pp. 463-468.

K. Sjølstad, O. Engler, S. Tangen, K. Marthinsen and E. Nes
Recrystallisation Textures and the Evolution of the P-Orientation as a Function of Precipitation in an AA3103 Alloy.
Proc. of the 13th International Conference on Textures of Materials, Seoul, Korea - Published in Materials Science Forum, Vol. 408-412, 2002, pp. 1471-1476.

S. Tangen, K. Sjølstad, T. Furu, E. Nes and K. Marthinsen
The Effect of Precipitation on the Recrystallization Behaviour of a Supersaturated, Cold Rolled AA3103 Aluminium Alloy.
Proc. of ICAA8, Cambridge, UK, July 2002 - Published in Materials Science Forum, Vol. 396-402, 2002, pp. 469-474.

2001

S. Abtahi, K. Sjølstad, E. Nes and K. Marthinsen
Modelling Subgrain Growth during Annealing of Deformed Aluminium Alloys.
The 1st Joint International Conference on Recrystallization and Grain Growth (ReX&GG), Vol. 1, Aachen, Germany, 2001, pp. 251-256.

A. Fjeldly, H.J. Roven and A. Søreng
Shear localization in solution heat treated AlZnMg alloys.
Materials Science and Engineering, Vol. A300, 2001, pp. 165-170.

K. Forwald and L. Arnberg
Microstructural development in rapidly solidified silicon rich alloys.
Materials Science and Engineering, Vol. A304-306, 2001.

K. Marthinsen and E. Nes
Modelling strain hardening and steady state defromation of Al-Mg alloys.
Materials Science and Technology, Vol. 17, 2001, pp. 376-388.

E. Nes and H.E. Vatne
Recrystallization of Aluminium Alloys.
Proc. of the first joint conference of recrystallisation and grain growth (ReX&GG), Vol. 2, Aachen, Germany, 2001, pp. 719-730.

E. Nes, K. Marthinsen and B. Rønning
Modelling the evolution in microstructure and properties during processing of aluminium alloys.
Journal of Materials Processing Technology, Vol. 117, 2001, pp. 333-340.

H.J. Roven, R. Shabadi and A. Søreng
Dynamic Strain Aging (DSA) in high strength aluminium alloys.
Lecture at Chalmers University of Technology, March 22nd, 2001.

H.J. Roven
Min visjon for Multifakultært Studieprogram Materialteknologi.
NTNU, Multifakultært studieprogram i materialteknologi, 2001, pp. 1-13.

Ø. Ryen, H.I. Laukli, B. Holmedal, K. Marthinsen and E. Nes
Characterisation and modelling of the evolution in microstructure and properties during plastic deformation of aluminium alloys.
Proc. of EUROMAT 2001, Rimini, Italy, June 2001.

B. Rønning and N. Ryum
Constitutive Relationships for AlZnMg, AlZnMgCr, and AlZnMgZr Alloys.
Metallurgical and Materials Transactions A, Vol. 32A, 2001, pp. 769-776.

R. Shabadi, H.J. Roven, E.S. Dwarakadasa and S. Kumar
Dynamic Plasticity in Solid Solution - Observations and Quantification.
Proc. of EUROMAT 2001, Rimini, Italy, June 2001.

S. Tangen, J. Hjelen, T. Furu and N. Ryum
In-Situ Investigation of Recrystallization in an Extruded AA6060 Profile - Studied by th EBSD Technique in SEM.
Proc. of the 52nd annual meeting of the Scandinavian Society for Electron Microscopy, Huddinge, Stockholm, Sweden, June 2001, pp. 90-91.

R. Valle, E. Nes and S. van der Zwaag
Effect of strain path in torsion on subsequent recrystallisation behaviour of an AA1050 and AA3103 Aluminium Alloys.
Proc. of the first joint conference of recrystallisation and grain growth (ReX&GG), Vol. 2, Aachen, Germany, 2001, pp. 1231-1236.

2000

E. Nes, K. Marthinsen and B. Rønning
Modelling the microstructure and properties during processing of aluminium alloys.
Thermec 2000, Las Vegas USA.

H. Valberg
Extrusion welding in aluminium extrusion.
Submitted to International Journal of Materials & Product Technology.

A. Fjeldly and H.J. Roven
Effects of strain rate and anisotropy on the tensile deformation properties of extruded AlZnMg alloys.
Metallurgical and Materials Transactions A, Vol. 31, No. 3, Mar 2000, pp. 669-678.

B. Rønning, K. Nordvarhaug, T. Furu and E. Nes
The effect of chemical composition and microstructure on the flow stress during hot deformation of aluminium alloys.
Proc. of ICAA7, Charlottesville, USA, 2000, pp. 571-576.

K. Nordvarhaug, B. Forbord, J. Benestad, T. Pettersen, B. Rønning, A. Bardal, S. Benum, K. Marthinsen and E. Nes
Substructure strengthening in aluminium alloys.
Proc. of ICAA7, Charlottesville, USA, 2000, pp. 1387-1392.

H. Valberg, KS Karlsen and H. Berg
Extension of the end-face of the slug over the punch in backwards impact extrusion of aluminium alloys.
International Journal of Materials & Product Technology, Vol. 15, No 6, 2000, pp. 535-553.

H. Valberg, E. Doege, A. Kröff and A. Rzepka
Analysis of the influence of back-pull during drawing of aluminium wires.
International Journal of Materials & Product Technology, Vol. 15, No. 6, 2000, pp. 518-534.

B. Forbord, K. Marthinsen and E. Nes
Modelling work hardening in cold rolled and annealed aluminium sheet.
Proc. of ICAA7, Charlottesville, USA, 2000 - Published in Materials Science Forum, Vol. 331-337, 2000, pp. 557-564.

S. Guldberg and N. Ryum
Microstructure and crystallographic orientation relationship in directionally solidified Mg-Mg17Al12-eutictic.
Materials Science and Engineering, Vol. A289, 2000, pp. 143-150.

L. Lodgaard and N. Ryum
Precipitation of chromium containing dispersoids in Al-Mg-Si alloys.
Materials Science and Technology, June, 2000, 599-604.

L. Lodgaard and N. Ryum
Precipitation of dispersoids containing Mn and/or Cr in Al-Mg-Si alloys.
Materials Science and Engineering, Vol. A283, 2000, pp. 144-152.

L. Lodgaard, N. Ryum, E.A. Starke and T.H. Sanders
Distribution of Mn- and Cr-Containing Dispersoids in Sl-Mg-Si-Alloys.
Proc. of ICAA7, Vol. 2, Charlottesville, USA, 2000, pp. 945-950.

K. Marthinsen
Modelling the evolution of microstructure and properties during processing of aluminium alloys.
Proc. of European Research Conference on Plasticity of Materials, Aquafredda di Maratea, Italy, September 2000.

K. Marthinsen and E. Nes
The ALFLOW-model : a microstructural approach to constitutive plasticity-modelling of aluminium alloys.
Proc. of ICAA7, Vol. 2, Charlottesville, USA, 2000 - Published in Materials Science Forum, Vol. 331-337, 2000, pp. 1231-1242.

O.R. Myhr and ø. Grong
Modelling of non-isothermal transformations in alloys containing a particle distribution.
Acta Materialia, Vol. 48, 2000, pp. 1605-1615.

E. Nes, T. Pettersen and K. Marthinsen
On the mechanisms of work hardening and flow-stress saturation.
Scripta Materialia, Vol. 43, 2000, pp. 55-62.

E. Nes, H. E. Vatne, T. Pettersen, T. Furu and K. Marthinsen
Modelling recrystallization applied to industrial processing of aluminium alloys.
Proc. of the 21st Risø International Symposium on Materials Science, Risø National Laboratory, Roskilde, Denmark, September 2000, pp. 139-155.

K. Nord-Varhaug, B. Forbord, J. Benestad, T. Pettersen, B. Rønning, A. Bardal, S. Benum, K. Marthinsen and E. Nes
Substructure Strengthening in Aluminium Alloys.
Proc. of ICAA7, Vol. 2, Charlottesville, USA, 2000 - Published in Materials Science Forum, Vol. 331-337, 2000, pp. 1387-1392.

H.J. Roven
The effects of alloying elements on mechanical properties and formability of recycled aluminium sheet
The 1st opponent's presentation of Dr. Scient thesis of Siv.ing. Frode Westvold (2000).

H.J. Roven
Hva skjer med materialet under utmatting?
NKF-NMS Seminar: Sprekkdanneklse og brudd i akslene tilhørende Signatur-toget, 2000.

H.J. Roven and H. Valberg
FORMLAB-Gløs: Oppbygning av nytt laboratorium innen forming ved NTNU.
Norsk Metallurgisk Selskabs Sommermøte, Trondheim, Norway, 2000.

B. Rønning, K. Nord-Varhaug, T. Furu and E. Nes
The effect of chemical composition and microstructure on the flow stress during hot deformation of aluminium alloys.
Proc. of ICAA7, Charlottesville, USA, 2000 - Published in Materials Science Forum, Vol. 331-337, 2000, pp. 571-576.

B. Rønning, H.J. Roven and H. Valberg
ASAME- nyanskaffelse for automatiske 3D tøyningsmålinger ved forming.
Norsk Metallurgisk Selskabs sommermøte, Trondheim, Norway, 2000.

A. Søreng, H.J. Roven and R. Shabadi
Propagative plasticity in rolled AlZnMg alloys.
Norsk Metallurgisk Sommermøte, Trondheim, Norway, 2000.

H.E. Vatne, F. Perocheau, H.E. Ekstrøm, L. Poizat, K. Nord-Varhaug, K. Marthinsen, E. Lindh, J. Hagstrøm and T. Furu
Industrial verification of microstructural models for thermomechanical processing by application to hot rolling of AA3104.
Proc. of ICAA7, Charlottesville, USA, 2000 - Published in Materials Science Forum, Vol. 331-337, 2000, pp. 551-556.

1999

A. Søreng and H.J. Roven
Experimental quantification of the Portevin-Le Chatelier effect in two AlZnMg alloys.
Proc. ESAFORM, Guimaraes, Portugal, 13 - 17. April 1999, p. 4.

A. Fjeldly and H.J. Roven
Shear band formation in solution heat treated AlZnMg alloys.
Accepted for publication in Metallurgical and Materials Transactions.

K.O. Pedersen, O.S. Hopperstad, H.J. Roven and P. Ulset
Studies on plastic deformation, damage and fracture of aluminium alloy 7030.60.
SINTEF report STF24 F99525, 1999.

K. Marthinsen, E. Nes, K. Nord-Varhaug and B. Rønning
Modelling substructure strengthening during transient deformation conditions.
Proc. of the 20th Risø Int. Symposium of Materials Science, Risø National Laboratory, Roskilde, Denmark 1999, pp. 405 -410.