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Publikasjoner Forskningsgruppe Material- og konstruksjonsmekanikk



Arbo, S.M., Tjøtta, S., Boge, M.H., Tundal, U., Li, J., Dumoulin, S. and Jensrud, O. (2024) The Potential of Cast Stock for the Forging of Aluminum Components within the Automotive Industry. Metals, 14. https://doi.org/10.3390/met14010090 .

Ho, T.H., Ha, D.T., Hoang, N.-H., Wilhelmsen, Ø. and Trinh, T.T. (2024) Structural, Mechanical, Electronic and Thermodynamic Analysis of Calcium Aluminum Silicate Crystalline Phases in Stone Wool Insulation Materials: A First-Principles Study. Materials Today Communications, 38, 107845. https://doi.org/10.1016/j.mtcomm.2023.107845 .

Saai, A., Arbo, S.M., Sørli, S.H., Dybdahl, C. and Nedreberg, M.L. (2024) Optimization Approach of DED Process to Fulfil the Requirements on Material Properties and Component Performance of Waterjet Impeller. Journal of Physics: Conference Series, IOP Publishing, 2692, 012004. https://doi.org/10.1088/1742-6596/2692/1/012004 .



Saai, A., Hopperstad, O.S., Fritz, J. and Larsson, J. (2023) A Numerical Study on the Effects of DP Steel Microstructure on the Yield Locus and the Stress–Strain Response under Strain Path Change. International Journal of Material Forming, 16, 13. https://doi.org/10.1007/s12289-022-01731-2.

Skarsvåg, H.L., Hammer, M., Munkejord, S.T., Log, A.M., Dumoulin, S. and Gruben, G. (2023) Towards an Engineering Tool for the Prediction of Running Ductile Fractures in CO2 Pipelines. Process Safety and Environmental Protection, 171, 667–679. https://doi.org/10.1016/j.psep.2023.01.054.

Agofack, N., Hoang, H.N., Cerasi, P., Stroisz, A. and Naumann, M. (2023) Effect of Supercritical CO2 and Thermal Loading Cycles on Class G Well Cement Properties. ARMA-2023-0439. https://doi.org/10.56952/ARMA-2023-0439.

Hoang, N.-H., Ha, D.T. and Trinh, T.T. (2023) A First-Principles Insight into Thermodynamic and Mechanical Properties of Xonotlite and Wollastonite Phases of High Temperature Geothermal Well Cement. Results in Materials, 20, 100454. https://doi.org/10.1016/j.rinma.2023.100454 .

M. Montañés, R., Hagen, B., Deng, H., Skaugen, G., Morin, N., Andersen, M. and J. Mazzetti, M. (2023) Design Optimization of Compact Gas Turbine and Steam Combined Cycles for Combined Heat and Power Production in a FPSO System–A Case Study. Energy, 282, 128401. https://doi.org/10.1016/j.energy.2023.128401 .

Saai, A., Delhaye, V., Lange, T., Furu, T., Aamot, K. and Lein, J. (2023) Comparative Study of the Effects of Galvanic Corrosion on the Strength and the Failure of Aluminium and Stainless Steel Bolted Joints. Journal of Advanced Joining Processes, 8, 100163. https://doi.org/10.1016/j.jajp.2023.100163 .

Dumoulin, S., Morin, N., Coudert, T., Kane, P.-A., Gerbaud, L., Velmurugan, N., Jahangir, E., Sellami, H., Latham, J.-P. and Naderi, S. Three-Dimensional Numerical Study of DTH Bit–Rock Interaction with HPWJ Downhole Slotting: Influence of Bit Design and Bottom Hole Geometric Conditions on Rock Breaking Efficiency in Percussive Drilling. Proceedings World Geothermal Congress 2023, Beijing, China.



Ervik, Å., Saai, A., Berstad, T., Meyer, O., Tsuji, T., Oku, T., Hattori, K., Yamada, K., Delhaye, V.R. and Nekså, P. (2022) Coupled Fluid-Solid Modelling of the Valve Dynamics in Reciprocating Compressors. 15th IIR-Gustav Lorentzen Conference on Natural Refrigerants-GL2022-Proceedings-Trondheim, Norway, June 13-15th 2022, IIR.

Gabrielsen, Ø., Reinholdtsen, S.-A., Skallerud, B., Haagensen, P.J., Andersen, M. and Kane, P.-A. (2022) Fatigue Capacity of Used Mooring Chain - Results From Full Scale Fatigue Testing at Different Mean Loads. ASME 2022 41st International Conference on Ocean, Offshore and Arctic Engineering. https://doi.org/10.1115/OMAE2022-79649 .

Viespoli, L.M., Johanson, A., Dumoulin, S., Hagen, A.B., Wan, D., Berto, F. and Alvaro, A. (2022) Impact of Conductor Assembly Indentation on the Fatigue Properties of Copper Power Cable Wires. 23 European Conference on Fracture, 42, 1336–1343. https://doi.org/10.1016/j.prostr.2022.12.170 .

Aksnes, V., Alsos, H., Bachynski-Polić, E., Berthelsen, P.A., Delhaye, V., Furevik, B.R., Jostad, H.P., Kristiansen, T. and Ommani, B. (2022) On Common Research Needs for the Next Generation of Floating Support Structures. ASME 2022 41st International Conference on Ocean, Offshore and Arctic Engineering. https://doi.org/10.1115/OMAE2022-79167 .

Arbo, S.M., Saai, A., Sørli, S.H., Dybdahl, C., Onsøien, M. and Nedreberg, M. (2022) Optimization of Laser Metal Deposition Process for 2205 Duplex Stainless Steel. Key Engineering Materials, Trans Tech Publications Ltd, 926, 90–102. https://doi.org/10.4028/p-17112c .

Hoang, N.-H., Morin, D. and Langseth, M. (2022) Testing and Modelling of Butt-Welded Connections in Thin-Walled Aluminium Structures. Thin-Walled Structures, 171, 108681. https://doi.org/10.1016/j.tws.2021.108681 .

Gruben, Gaute; Nyhus, Bård; Hoang, Hieu Nguyen; Rørvik, Gisle. Creep Behavior of Casing Materials.

Hoang, N.H., Bois, A.P., Naumann, M., Sæther, S. and Coudert, T. (2022) Effect of Cement Behaviour on Casing Integrity in Superhot Geothermal Wells: A Numerical Study. ARMA-2022-0738. https://doi.org/10.56952/ARMA-2022-0738 .

Gruben, G. and Macdonald, K.A. Advances in Running Ductile Fracture Assessment for the Longship Full-Scale CCS Project. Technology for Future and Ageing Pipelines : TFAP 2022 Conference Proceedings, Great Southern Press, Ghent.



Mai, N.L., Hoang, N.-H., Do, H.T., Pilz, M. and Trinh, T.T. (2021) Elastic and Thermodynamic Properties of the Major Clinker Phases of Portland Cement: Insights from First Principles Calculations. Construction and Building Materials, 287, 122873. https://doi.org/10.1016/j.conbuildmat.2021.122873 .

Hoang, N.-H., Mainçon, P., Philippe, D., Coudert, T., Bjørset, A. and Sæther, S. (2021) Novel Computational Tool for Efficient Structural Analyses of Geothermal Wells. Geothermics, 92, 102058. https://doi.org/10.1016/j.geothermics.2021.102058 .

Gruben, G., Dillingh, B., Kaldal, G.S., Hoang, N.-H., Wollenweber, J., Rørvik, G., Thorbjornsson, I. and Nyhus, B. (2021) Thermo-Mechanical Tensile Testing of Geothermal Casing Materials. Geothermics, 89, 101944. https://doi.org/10.1016/j.geothermics.2020.101944 .

Gruben, G., Philippe, D., Coudert, T., Hoang, H.N., Bjørset, A., Sæther, S. and Nyhus, B. (2021) Evaluation of Casing Collapse Capacity in Ultra-High Temperature Geothermal Wells. Proceedings World Geothermal Congress 2020+1, Reykjavik, Iceland.

Ervik, Å., Saai, A., Berstad, T., Meyer, O., Tsuji, T., Oku, T., Hattori, K., Yamada, K., Delhaye, V. and Nekså, P. (2021) Modelling the Dynamics of Ring Plate Valves in Reciprocating Compressors Using Coupled CFD-FEM Simulations. Proceedings of the 10th IIR Conference on Compressors and Refrigerants.

Vrålstad, T., Skorpa, R., Opedal, N., Todorovic, J., Agofack, N. and Hoang, N.-H. (2021) Cement Sheath Integrity During High Temperature Geothermal Well Operations. OMAE2021, Volume 10: Petroleum Technology. https://doi.org/10.1115/OMAE2021-65116 .

Hoang, H.N., Lademo, O.-G., Sæther, S., Günther, K. and Sørlie, C. (2021) Casing Construction for Supercritical Geothermal Power Plant-HotCaSe. Proceedings World Geothermal Congress 2020+1, Reykjavik, Iceland.

Bublik, S., Gouttebroze, S., Coudert, T., Tangstad, M. and Einarsrud, K. (2021) SlagCalculator: A Framework for Slag and Metallurgical Properties. Proceedings of the 16th International Ferro-Alloys Congress (INFACON XVI) 2021.

Coudert, T., Ambrus, A., Zhao, D., Lange, H., Kane, A., Luchini, M., Grant, C., Haugvaldstad, K. and McElnay, G. (2021) Case Studies of PDC Bits in Deep Geothermal Drilling. Proceedings World Geothermal Congress 2020+1, Reykjavik, Iceland.



Gruben, G., Macdonald, K., Munkejord, S.T., Skarsvåg, H.L. and Dumoulin, S. (2020) Pipeline Fracture Control Concepts for Norwegian Offshore Carbon Capture and Storage. IPC2020, Volume 3: Operations, Monitoring, and Maintenance; Materials and Joining. https://doi.org/10.1115/IPC2020-9766 .

Johnsen, J., Holmen, J.K., Gruben, G., Morin, D. and Langseth, M. (2020) Calibration and Application of GISSMO and *MAT_258 for Simulations Using Large Shell Elements. 16th International LS-DYNA Conference.

Saai, A., Bjørge, R., Dahl, F., Antonov, M., Kane, A., Diop, J.-B. and Ojala, N. (2020) Adaptation of Laboratory Tests for the Assessment of Wear Resistance of Drill-Bit Inserts for Rotary-Percussive Drilling of Hard Rocks. Wear, 456–457, 203366. https://doi.org/10.1016/j.wear.2020.203366 .

Mai, N.L., Do, H.T., Hoang, N.H., Nguyen, A.H., Tran, K.-Q., Meijer, E.J. and Trinh, T.T. (2020) Elucidating the Role of Tetraethylammonium in the Silicate Condensation Reaction from Ab Initio Molecular Dynamics Simulations. The Journal of Physical Chemistry B, American Chemical Society, 124, 10210–10218. https://doi.org/10.1021/acs.jpcb.0c06607 .

Frafjord, J., Dumoulin, S., Wenner, S., Ringdalen, I.G., Holmestad, R. and Friis, J. (2021) Fully Resolved Strain Field of the Β″ Precipitate Calculated by Density Functional Theory. Computational Materials Science, 187, 110054. https://doi.org/10.1016/j.commatsci.2020.110054 .

Olufsen, S.N., Andersen, M.E. and Fagerholt, E. (2020) μDIC: An Open-Source Toolkit for Digital Image Correlation. SoftwareX, 11, 100391. https://doi.org/10.1016/j.softx.2019.100391 .



Dumoulin, S., Coudert, T. and Hopperstad, O.S. (2019) ATLAS of Yield Surfaces for Strongly Textured FCC Polycrystals. AIP Conference Proceedings, 2113, 180008. https://doi.org/10.1063/1.5112746 .

Gruben, G., Dumoulin, S., Nordhagen, H., Hammer, M. and Munkejord, S.T. (2019) Calibration of Pipeline Steel Model for Computational Running Ductile Fracture Assessment. ISOPE-I-19-347.

Kheradmand, N., Rogne, B.R., Dumoulin, S., Deng, Y., Johnsen, R. and Barnoush, A. (2019) Small Scale Testing Approach to Reveal Specific Features of Slip Behavior in BCC Metals. Acta Materialia, 174, 142–152. https://doi.org/10.1016/j.actamat.2019.05.031 .

Zhang, K., Holmedal, B., Mánik, T. and Saai, A. (2019) Assessment of Advanced Taylor Models, the Taylor Factor and Yield-Surface Exponent for FCC Metals. International Journal of Plasticity, 114, 144–160. https://doi.org/10.1016/j.ijplas.2018.10.015 .

Bachynski, E., Thys, M. and Delhaye, V. (2019) Dynamic Response of a Monopile Wind Turbine in Waves: Experimental Uncertainty Analysis for Validation of Numerical Tools. Applied Ocean Research, 89, 96–114. https://doi.org/10.1016/j.apor.2019.05.002 .

Andersen, M., Hopperstad, O.S. and Clausen, A.H. (2019) Volumetric Strain Measurement of Polymeric Materials Subjected to Uniaxial Tension. Strain, John Wiley & Sons, Ltd, 55, e12314. https://doi.org/10.1111/str.12314 .



Khadyko, M., Sturdy, J., Dumoulin, S., Hellevik, L.R. and Hopperstad, O.S. Uncertainty Quantification and Sensitivity Analysis of Material Parameters in Crystal Plasticity Finite Element Models. Journal of Mechanics of Materials and Structures, 13, 379–400.

Gruben, G., Dumoulin, S., Nordhagen, H., Hammer, M. and Munkejord, S.T. (2018) Simulation of a Full-Scale CO2 Fracture Propagation Test. IPC2018, Volume 3: Operations, Monitoring, and Maintenance; Materials and Joining. https://doi.org/10.1115/IPC2018-78631 .

Hoang, N.-H., Langseth, M., Gruben, G. and Coudert, T. (2018) Behaviour of Two Chamber Aluminium Profiles Under Axial Crushing: An Experimental and Numerical Study. In: Nguyen-Xuan, H., Phung-Van, P. and Rabczuk, T., Eds., Proceedings of the International Conference on Advances in Computational Mechanics 2017, Springer Singapore, Singapore, 657–672.

Saai, A., Wang, Z., Pezzotta, M., Friis, J., Ratvik, A.P. and Vullum, P.E. (2018) Multi-Scale Modelling of Titanium Diboride Degradation Using Crystal Elasticity Model and Density Functional Theory. In: Martin, O., Ed., Light Metals 2018, Springer International Publishing, Cham, 1329–1336.

Westermann, I. and Gruben, G. (2018) Heat-Treatable Aluminum Alloys: Three-Point Bending. Encyclopedia of aluminum and its alloys, CRC Press.

Morin, D., Fourmeau, M., Børvik, T., Benallal, A. and Hopperstad, O.S. (2018) Anisotropic Tensile Failure of Metals by the Strain Localization Theory: An Application to a High-Strength Aluminium Alloy. European Journal of Mechanics - A/Solids, 69, 99–112. https://doi.org/10.1016/j.euromechsol.2017.11.015 .

Saksala, T., Fourmeau, M., Kane, P.-A. and Hokka, M. (2018) 3D Finite Elements Modelling of Percussive Rock Drilling: Estimation of Rate of Penetration Based on Multiple Impact Simulations with a Commercial Drill Bit. Computers and Geotechnics, 99, 55–63. https://doi.org/10.1016/j.compgeo.2018.02.006 .

Vysochinskiy, D., Coudert, T., Hopperstad, O.S., Lademo, O.-G. and Reyes, A. (2018) Experimental Study on the Formability of AA6016 Sheets Pre-Strained by Rolling. International Journal of Material Forming, 11, 541–557. https://doi.org/10.1007/s12289-017-1363-6 .

Perillo, G., Jørgensen, J.K., Cristiano, R. and Riccio, A. (2018) A Numerical/Experimental Study on the Impact and CAI Behaviour of Glass Reinforced Compsite Plates. Applied Composite Materials, 25, 425–447. https://doi.org/10.1007/s10443-017-9628-2 .



Khadyko, M., Marioara, C.D., Dumoulin, S., Børvik, T. and Hopperstad, O.S. (2017) Effects of Heat-Treatment on the Plastic Anisotropy of Extruded Aluminium Alloy AA6063. Materials Science and Engineering: A, 708, 208–221. https://doi.org/10.1016/j.msea.2017.09.133 .

Nordhagen, H.O., Munkejord, S.T., Hammer, M., Gruben, G., Fourmeau, M. and Dumoulin, S. (2017) A Fracture-Propagation-Control Model for Pipelines Transporting CO2-Rich Mixtures Including a New Method for Material-Model Calibration. Engineering Structures, 143, 245–260. https://doi.org/10.1016/j.engstruct.2017.04.015 .

Nyhus, B., Dumoulin, S., Nordhagen, H., Midling, O.T., Myhr, O.R., Furu, T. and Lundberg, S. (2017) Cross-Weld Tensile Strength of Aluminum Alloys En AW 5083 and 6082. ISOPE-I-17-682.

Tkalich, D., Kane, A., Saai, A., Yastrebov, V.A., Hokka, M., Kuokkala, V., Bengtsson, M., From, A., Oelgardt, C. and Li, C.C. (2017) Wear of Cemented Tungsten Carbide Percussive Drill–Bit Inserts: Laboratory and Field Study. Wear, 386–387, 106–117. https://doi.org/10.1016/j.wear.2017.05.010 .

Gruben, G., Morin, D., Langseth, M. and Hopperstad, O.S. (2017) Ductile Fracture of Steel Sheets under Dynamic Membrane Loading. DYMAT 23rd Technical Meeting - International Conference on Dynamic Fracture of Ductile Materials, 197, 185–195. https://doi.org/10.1016/j.proeng.2017.08.095 .

Gruben, G., Morin, D., Langseth, M. and Hopperstad, O.S. (2017) Strain Localization and Ductile Fracture in Advanced High-Strength Steel Sheets. European Journal of Mechanics - A/Solids, 61, 315–329. https://doi.org/10.1016/j.euromechsol.2016.09.014 .

Gruben, G., Sølvernes, S., Berstad, T., Morin, D., Hopperstad, O.S. and Langseth, M. (2017) Low-Velocity Impact Behaviour and Failure of Stiffened Steel Plates. Marine Structures, 54, 73–91. https://doi.org/10.1016/j.marstruc.2017.03.005 .

Andersen, S.J., Marioara, C.D., Friis, J., Bjørge, R., Du, Q., Ringdalen, I.G., Wenner, S., Mørtsell, E.A., Holmestad, R. and Saito, T. (2017) Directionality and Column Arrangement Principles of Precipitates in Al-Mg-Si-(Cu) and Al-Mg-Cu Linked to Line Defect in Al. Materials Science Forum, Trans Tech Publ, 461–470.

Casari, D., Mirihanage, W.U., Falch, K.V., Ringdalen, I.G., Friis, J., Schmid-Fetzer, R., Zhao, D., Li, Y., Sillekens, W.H. and Mathiesen, R.H. (2017) Morphological Transition of α-Mg Dendrites During Near-Isothermal Solidification of a Mg–Nd–Gd–Zn–Zr Casting Alloy. In: Solanki, K.N., Orlov, D., Singh, A. and Neelameggham, N.R., Eds., Magnesium Technology 2017, Springer International Publishing, Cham, 591–596.

Ringdalen, I., Wenner, S., Friis, J. and Marian, J. (2017) Dislocation Dynamics Study of Precipitate Hardening in Al-Mg-Si Alloys with Input from Experimental Characterization. MRS Communications, 7, 626–633. https://doi.org/10.1557/mrc.2017.78 .

Alvaro, A., Akselsen, O.M., Ren, X., Perillo, G. and Nyhus, B. (2017) On the Relation between Fatigue and Static Ductile to Brittle Transition for Weld Simulated 420 MPa Structural Steel. ISOPE International Ocean and Polar Engineering Conference, ISOPE, ISOPE-I-17-590.

Mørtsell, E.A., Marioara, C.D., Andersen, S.J., Ringdalen, I.G., Friis, J., Wenner, S., Røyset, J., Reiso, O. and Holmestad, R. (2017) The Effects and Behaviour of Li and Cu Alloying Agents in Lean Al-Mg-Si Alloys. Journal of Alloys and Compounds, 699, 235–242. https://doi.org/10.1016/j.jallcom.2016.12.273 .

Fourmeau, M., Kane, A. and Hokka, M. (2017) Experimental and Numerical Study of Drill Bit Drop Tests on Kuru Granite. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, Royal Society, 375, 20160176. https://doi.org/10.1098/rsta.2016.0176 .



Aursand, E., Dumoulin, S., Hammer, M., Lange, H.I., Morin, A., Munkejord, S.T. and Nordhagen, H.O. (2016) Fracture Propagation Control in CO2 Pipelines: Validation of a Coupled Fluid–Structure Model. Engineering Structures, 123, 192–212. https://doi.org/10.1016/j.engstruct.2016.05.012 .

Khadyko, M., Dumoulin, S., Cailletaud, G. and Hopperstad, O.S. (2016) Latent Hardening and Plastic Anisotropy Evolution in AA6060 Aluminium Alloy. International Journal of Plasticity, 76, 51–74. https://doi.org/10.1016/j.ijplas.2015.07.010 .

Khadyko, M., Dumoulin, S. and Hopperstad, O.S. (2016) Texture Gradients and Strain Localisation in Extruded Aluminium Profile. International Journal of Solids and Structures, 97–98, 239–255. https://doi.org/10.1016/j.ijsolstr.2016.07.024 .

Khadyko, M., Marioara, C.D., Ringdalen, I.G., Dumoulin, S. and Hopperstad, O.S. (2016) Deformation and Strain Localization in Polycrystals with Plastically Heterogeneous Grains. International Journal of Plasticity, 86, 128–150. https://doi.org/10.1016/j.ijplas.2016.08.005 .

Khadyko, M., Myhr, O.R., Dumoulin, S. and Hopperstad, O.S. (2016) A Microstructure-Based Yield Stress and Work-Hardening Model for Textured 6xxx Aluminium Alloys. Philosophical Magazine, Taylor & Francis, 96, 1047–1072. https://doi.org/10.1080/14786435.2016.1154995 .

Vysochinskiy, D., Coudert, T., Hopperstad, O.S., Lademo, O.-G. and Reyes, A. (2016) Experimental Detection of Forming Limit Strains on Samples with Multiple Local Necks. Journal of Materials Processing Technology, 227, 216–226. https://doi.org/10.1016/j.jmatprotec.2015.08.019 .

Hokka, M., Black, J., Tkalich, D., Fourmeau, M., Kane, A., Hoang, N.-H., Li, C.C., Chen, W.W. and Kuokkala, V.-T. (2016) Effects of Strain Rate and Confining Pressure on the Compressive Behavior of Kuru Granite. International Journal of Impact Engineering, 91, 183–193. https://doi.org/10.1016/j.ijimpeng.2016.01.010 .

Casari, D., Mirihanage, W.U., Falch, K.V., Ringdalen, I.G., Friis, J., Schmid-Fetzer, R., Zhao, D., Li, Y., Sillekens, W.H. and Mathiesen, R.H. (2016) α-Mg Primary Phase Formation and Dendritic Morphology Transition in Solidification of a Mg-Nd-Gd-Zn-Zr Casting Alloy. Acta Materialia, 116, 177–187. https://doi.org/10.1016/j.actamat.2016.06.035 .

Brocks, A., Ringdalen, I.G., østby, E. and Thaulow, C. (2016) Atomistic Modeling of Mechanical Properties of Iron: Effect of Temperature. ISOPE-I-16-669.

Zhao, K., Gudem Ringdalen, I., Wu, J., He, J. and Zhang, Z. (2016) Ductile Mechanisms of Metals Containing Pre-Existing Nanovoids. Computational Materials Science, 125, 36–50. https://doi.org/10.1016/j.commatsci.2016.08.027 .

Perillo, G. and Jørgensen, J.K. (2016) Numerical/Experimental Study of the Impact and Compression after Impact on GFRP Composite for Wind/Marine Applications. International Symposium on Dynamic Response and Failure of Composite materials, Draf2016, 167, 129–137. https://doi.org/10.1016/j.proeng.2016.11.679 .

Tkalich, D., Fourmeau, M., Kane, A., Li, C.C. and Cailletaud, G. (2016) Experimental and Numerical Study of Kuru Granite under Confined Compression and Indentation. International Journal of Rock Mechanics and Mining Sciences, 87, 55–68. https://doi.org/10.1016/j.ijrmms.2016.05.012 .

Saai, A., Westermann, I., Dumoulin, S. and Hopperstad, O.S. (2016) Crystal Plasticity Finite Element Simulations of Pure Bending of Aluminium Alloy AA7108. International Journal of Material Forming, 9, 457–469. https://doi.org/10.1007/s12289-015-1233-z .



Khadyko, M., Dumoulin, S., Børvik, T. and Hopperstad, O.S. (2015) Simulation of Large-Strain Behaviour of Aluminium Alloy under Tensile Loading Using Anisotropic Plasticity Models. Computers & Structures, 157, 60–75. https://doi.org/10.1016/j.compstruc.2015.05.016 .

Zhang, K., Holmedal, B., Hopperstad, O.S., Dumoulin, S., Gawad, J., Van Bael, A. and Van Houtte, P. (2015) Multi-Level Modelling of Mechanical Anisotropy of Commercial Pure Aluminium Plate: Crystal Plasticity Models, Advanced Yield Functions and Parameter Identification. Plasticity of Textured Polycrystals In Honor of Prof. Paul Van Houtte, 66, 3–30. https://doi.org/10.1016/j.ijplas.2014.02.003 .

Ellingsen, K., Coudert, T. and M’Hamdi, M. (2015) SPH Based Modelling of Oxide and Oxide Film Formation in Gravity Die Castings. IOP Conference Series: Materials Science and Engineering, IOP Publishing, 012064.

Lavrov, A., Skjetne, P., Lund, B., Bjønnes, E., Bjørnson, F.O., Busklein, J.O., Coudert, T., Klebert, P., Lye, K.O., Olsen, J.E., Pákozdi, C., Seland, J. and Yang, W. (2015) Density-Consistent Initialization of SPH on a Regular Cartesian Grid: Comparative Numerical Study of 10 Smoothing Kernels in 1, 2 and 3 Dimensions. IUTAM Symposium on Particle Methods in Fluid Dynamics, 18, 85–95. https://doi.org/10.1016/j.piutam.2015.11.009 .

Fourmeau, M., Depouhon, A., Kane, A., Hoang, H. and Detournay, E. (2015) Influence of Indexation and Impact Energy on Bit/Rock Interface Law in Percussive Drilling: An Experimental Study. ARMA-2015-522.

Henriksen, J., Nordhagen, H.O., Hoang, H.N., Hansen, M.R. and Thrane, F.C. (2015) Numerical and Experimental Verification of New Method for Connecting Pipe to Flange by Cold Forming. Journal of Materials Processing Technology, 220, 215–223. https://doi.org/10.1016/j.jmatprotec.2015.01.018 .

Hoang, N.-H., Hopperstad, O.S., Myhr, O.R., Marioara, C. and Langseth, M. (2015) An Improved Nano-Scale Material Model Applied in Axial-Crushing Analyses of Square Hollow Section Aluminium Profiles. Thin-Walled Structures, 92, 93–103. https://doi.org/10.1016/j.tws.2015.02.013 .

Perillo, G., Grytten, F., Sørbø, S. and Delhaye, V. (2015) Numerical/Experimental Impact Events on Filament Wound Composite Pressure Vessel. Composites Part B: Engineering, 69, 406–417. https://doi.org/10.1016/j.compositesb.2014.10.030 .

Azar, A.S., Fostervoll, H., Perillo, G. and Tveito, K.O. (2015) Aerogel: An Alternative Weld Backing Material. The International Journal of Advanced Manufacturing Technology, 81, 585–595. https://doi.org/10.1007/s00170-015-7241-9 .

Fourmeau, M., Marioara, C.D., Børvik, T., Benallal, A. and Hopperstad, O.S. (2015) A Study of the Influence of Precipitate-Free Zones on the Strain Localization and Failure of the Aluminium Alloy AA7075-T651. Philosophical Magazine, Taylor & Francis, 95, 3278–3304. https://doi.org/10.1080/14786435.2015.1040099 .

Kane, A., Osen, V., Ren, X., Nordhagen, H.O., Grytten, F., Akselsen, O.M. and Zoric, J. (2015) A Data Management System for Material Assessment at Low Temperature. ISOPE-I-15-720.

Nordhagen, H.O. (2015) A New Design Concept for Improved Arc Failt Containment. The International Journal on Hydropower & Dams, 22, 84–89.

Ren, X., Nordhagen, H.O., Zhang, Z. and Akselsen, O.M. (2015) Tensile Properties of 420 MPa Steel at Low Temperature. ISOPE-I-15-793.

Vadholm, T., Nordhagen, H.O., Østby, E. and Akselsen, O.M. (2015) Instrumented Charpy Testing Revisited – Possible Use for Arctic Steels? ISOPE-I-15-644.

Hoang, H., Østhus, R., Lange, H., Grøv, E. and Smading, S. (2015) Investigation of H13 Alloy Cutter Behaviour for Hard Rock Tunneling Applications. Applied Mechanics and Materials, Trans Tech Publications Ltd, 754–755, 849–853. https://doi.org/10.4028/www.scientific.net/AMM.754-755.849 .

Valberg, H., Torabzadeh Khorasani, S. and Nolte, D. (2015) Comparison of the Thermo-Mechanical Conditions in an Industrial Sized Hot Aluminium Extrusion Process in Relation to Those in Corresponding Small Sized Laboratory Processes. Key Engineering Materials, Trans Tech Publications Ltd, 651–653, 1577–1584. https://doi.org/10.4028/www.scientific.net/KEM.651-653.1577 .



Valberg, H.S., Nolte, D. and Khan, Y.A. (2014) On the Balance of the Metal Flow in Porthole Dies with Differently Sized Porthole Channels. Key Engineering Materials, Trans Tech Publ, 585, 77–84.

Ehlers, F.J.H. and Dumoulin, S. (2014) Interface Configuration Stability and Interfacial Energy for the Β″ Phase in Al–Mg–Si as Examined with a First Principles Based Hierarchical Multi-Scale Scheme. Journal of Alloys and Compounds, 591, 329–336. https://doi.org/10.1016/j.jallcom.2013.12.198 .

Ehlers, F.J.H., Dumoulin, S. and Holmestad, R. (2014) 3D Modelling of Β′′ in Al–Mg–Si: Towards an Atomistic Level Ab Initio Based Examination of a Full Precipitate Enclosed in a Host Lattice. Computational Materials Science, 91, 200–210. https://doi.org/10.1016/j.commatsci.2014.04.060 .

Ehlers, F.J.H., Dumoulin, S., Marthinsen, K. and Holmestad, R. (2014) Interfacial and Strain Energy Analysis from Ab Initio Based Hierarchical Multi-Scale Modelling: The Al-Mg-Si Alloy β’’ Phase. Materials Science Forum, Trans Tech Publications Ltd, 794–796, 640–645. https://doi.org/10.4028/www.scientific.net/MSF.794-796.640 .

Khadyko, M., Dumoulin, S., Børvik, T. and Hopperstad, O.S. (2014) An Experimental–Numerical Method to Determine the Work-Hardening of Anisotropic Ductile Materials at Large Strains. International Journal of Mechanical Sciences, 88, 25–36. https://doi.org/10.1016/j.ijmecsci.2014.07.001 .

Khadyko, M., Dumoulin, S. and Hopperstad, O.S. (2014) Slip System Interaction Matrix and Its Influence on the Macroscopic Response of Al Alloys. Materials Science Forum, Trans Tech Publications Ltd, 794–796, 566–571. https://doi.org/10.4028/www.scientific.net/MSF.794-796.566 .

Nordhagen, H., Dumoulin, S. and Gruben, G. (2014) Main Properties Governing the Ductile Fracture Velocity in Pipelines: A Numerical Study Using an (Artificial Fluid)-Structure Interaction Model. 20th European Conference on Fracture, 3, 1650–1655. https://doi.org/10.1016/j.mspro.2014.06.266 .

Saai, A., Hopperstad, O.S., Dumoulin, S. and Tabourot, L. (2014) Numerical Study on the Influence of Crystallographic Texture and Grain Shape on the Yield Surface of Textured Aluminum Sheet Material. Materials Science Forum, Trans Tech Publications Ltd, 794–796, 584–589. https://doi.org/10.4028/www.scientific.net/MSF.794-796.584 .

ZHANG, K., HOLMEDAL, B., DUMOULIN, S. and HOPPERSTAD, O.S. (2014) An Explicit Integration Scheme for Hypo-Elastic Viscoplastic Crystal Plasticity. Transactions of Nonferrous Metals Society of China, 24, 2401–2407. https://doi.org/10.1016/S1003-6326(14)63363-X .

Zhang, K., Holmedal, B., Hopperstad, O.S. and Dumoulin, S. (2014) Modelling the Plastic Anisotropy of Aluminum Alloy 3103 Sheets by Polycrystal Plasticity. Modelling and Simulation in Materials Science and Engineering, IOP Publishing, 22, 075015. https://doi.org/10.1088/0965-0393/22/7/075015 .

Zhang, K., Holmedal, B., Hopperstad, O.S. and Dumoulin, S. (2014) Use of Plane-Strain Tension and Shear Tests to Evaluate Yield Surfaces for AA1050 Aluminium Sheet. Materials Science Forum, Trans Tech Publications Ltd, 794–796, 596–601. https://doi.org/10.4028/www.scientific.net/MSF.794-796.596 .

Zhang, K., Hopperstad, O.S., Holmedal, B. and Dumoulin, S. (2014) A Robust and Efficient Substepping Scheme for the Explicit Numerical Integration of a Rate-Dependent Crystal Plasticity Model. International Journal for Numerical Methods in Engineering, John Wiley & Sons, Ltd, 99, 239–262. https://doi.org/10.1002/nme.4671 .

Vysochinskiy, D., Coudert, T., Hopperstad, O.S., Lademo, O.G. and Reyes, A. (2014) Experimental Detection of the Onset of Local Necking in an Aluminium Sheet. Materials Science Forum, Trans Tech Publications Ltd, 794–796, 590–595. https://doi.org/10.4028/www.scientific.net/MSF.794-796.590 .

Hoang, N.H. and Langseth, M. (2014) Aluminium Self-Piercing Rivet’s Failure: Testing and Numerical Analyses. Applied Mechanics and Materials, Trans Tech Publications Ltd, 541–542, 1355–1359. https://doi.org/10.4028/www.scientific.net/AMM.541-542.1355 .

Grytten, F., Delhaye, V., Olafsen, K. and Sjchelderup, T. (2014) Numerical Modeling of Low Temperature Reeling of Pipes. ISOPE International Ocean and Polar Engineering Conference, ISOPE, ISOPE-I-14-610.

Perillo, G., Vacher, R., Grytten, F., Sørbø, S. and Delhaye, V. (2014) Material Characterisation and Failure Envelope Evaluation of Filament Wound GFRP and CFRP Composite Tubes. Polymer Testing, 40, 54–62. https://doi.org/10.1016/j.polymertesting.2014.08.009 .

Fourmeau, M., Gomon, D., Vacher, R., Hokka, M., Kane, A. and Kuokkala, V.-T. (2014) Application of DIC Technique for Studies of Kuru Granite Rock under Static and Dynamic Loading. 20th European Conference on Fracture, 3, 691–697. https://doi.org/10.1016/j.mspro.2014.06.114 .

Hopperstad, O.S., Børvik, T., Fourmeau, M., Pedersen, K.O. and Benallal, A. (2014) Quasi-Static and Dynamic Fracture of High-Strength Aluminium Alloy. 20th European Conference on Fracture, 3, 51–56. https://doi.org/10.1016/j.mspro.2014.06.012 .

Valberg, H., Nolte, D. and Yawar, K. (2014) Metal Flow Conditions in Porthole Channels of Different Size. Key Engineering Materials, Trans Tech Publications Ltd, 611–612, 1005–1012. https://doi.org/10.4028/www.scientific.net/KEM.611-612.1005 .

Aursand, E., Dørum, C., Hammer, M., Morin, A., Munkejord, S.T. and Nordhagen, H.O. (2014) CO2 Pipeline Integrity: Comparison of a Coupled Fluid-Structure Model and Uncoupled Two-Curve Methods. 7th Trondheim Conference on CO2 capture, Transport and Storage (2013)., 51, 382–391. https://doi.org/10.1016/j.egypro.2014.07.045 .



Dumoulin, S., Hopperstad, O.S., Sène, N.A., Balland, P., Arrieux, R. and Moreau, J.-M. (2013) Numerical Modelling of Plastic Forming of Aluminium Single Crystals. International Journal of Material Forming, 6, 13–27. https://doi.org/10.1007/s12289-011-1059-2 .

Ehlers, F.J.H., Dumoulin, S., Marthinsen, K. and Holmestad, R. (2013) Interface Energy Determination for the Fully Coherent Β″ Phase in Al–Mg–Si: Making a Case for a First Principles Based Hybrid Atomistic Modelling Scheme. Modelling and Simulation in Materials Science and Engineering, IOP Publishing, 21, 085018. https://doi.org/10.1088/0965-0393/21/8/085018 .

Saai, A., Dumoulin, S., Hopperstad, O.S. and Lademo, O.-G. (2013) Simulation of Yield Surfaces for Aluminium Sheets with Rolling and Recrystallization Textures. Computational Materials Science, 67, 424–433. https://doi.org/10.1016/j.commatsci.2012.08.015 .

Gruben, G., Vysochinskiy, D., Coudert, T., Reyes, A. and Lademo, O.-G. (2013) Determination of Ductile Fracture Parameters of a Dual-Phase Steel by Optical Measurements. Strain, John Wiley & Sons, Ltd, 49, 221–232. https://doi.org/10.1111/str.12030 .

Hoang, N.-H., Hopperstad, O.S., Langseth, M. and Westermann, I. (2013) Failure of Aluminium Self-Piercing Rivets: An Experimental and Numerical Study. Materials & Design, 49, 323–335. https://doi.org/10.1016/j.matdes.2013.01.034 .

Leacock, A.G., Howe, C., Brown, D., Lademo, O.-G. and Deering, A. (2013) Evolution of Mechanical Properties in a 7075 Al-Alloy Subject to Natural Ageing. Materials & Design, 49, 160–167. https://doi.org/10.1016/j.matdes.2013.02.023 .

Aursand, E., Aursand, P., Berstad, T., Dørum, C., Hammer, M., Munkejord, S.T. and Nordhagen, H.O. (2013) CO2 Pipeline Integrity: A Coupled Fluid-Structure Model Using a Reference Equation of State for CO2. GHGT-11 Proceedings of the 11th International Conference on Greenhouse Gas Control Technologies, 18-22 November 2012, Kyoto, Japan, 37, 3113–3122. https://doi.org/10.1016/j.egypro.2013.06.197 .

Örjasaeter, O., Delhaye, V., Haukenes, J., Solberg, S. and Björneklett, B. (2013) Improving the Operational Life of Riser Line Seals and Telescopic Joint Packers. SPE-166723-MS. https://doi.org/10.2118/166723-MS .



Dumoulin, S., Engler, O., Hopperstad, O.S. and Lademo, O.G. (2012) Description of Plastic Anisotropy in AA6063-T6 Using the Crystal Plasticity Finite Element Method. Modelling and Simulation in Materials Science and Engineering, IOP Publishing, 20, 055008. https://doi.org/10.1088/0965-0393/20/5/055008 .

Lefstad, M., Pedersen, K. and Dumoulin, S. (2012) Up-Scaled Equal Channel Angular Pressing of AA6060 and Subsequent Mechanical Properties. Materials Science and Engineering: A, 535, 235–240. https://doi.org/10.1016/j.msea.2011.12.073 .

Pottier, T., Vacher, P., Toussaint, F., Louche, H. and Coudert, T. (2012) Out-of-Plane Testing Procedure for Inverse Identification Purpose: Application in Sheet Metal Plasticity. Experimental Mechanics, 52, 951–963. https://doi.org/10.1007/s11340-011-9555-3 .

Vysochinskiy, D., Coudert, T., Reyes, A. and Lademo, O.G. (2012) Determination of Forming Limit Strains Using Marciniak-Kuczynski Tests and Automated Digital Image Correlation Procedures. Key Engineering Materials, Trans Tech Publications Ltd, 504–506, 17–22. https://doi.org/10.4028/www.scientific.net/KEM.504-506.17 .

Hoang, N.-H., Hanssen, A.-G., Langseth, M. and Porcaro, R. (2012) Structural Behaviour of Aluminium Self-Piercing Riveted Joints: An Experimental and Numerical Investigation. International Journal of Solids and Structures, 49, 3211–3223. https://doi.org/10.1016/j.ijsolstr.2012.05.039 .

Lademo, O.-G., Engler, O., Benallal, A. and Sture Hopperstad, O. (2012) Effect of Strain Rate and Dynamic Strain Ageing on Work-Hardening for Aluminium Alloy AA5182-O. 103, 1035–1041. https://doi.org/10.3139/146.110741 .

Nordhagen, H.O., Kragset, S., Berstad, T., Morin, A., Dørum, C. and Munkejord, S.T. (2012) A New Coupled Fluid–Structure Modeling Methodology for Running Ductile Fracture. Computers & Structures, 94–95, 13–21. https://doi.org/10.1016/j.compstruc.2012.01.004.