| Validation of constitutive models applicable to aluminium foams AG Hanssen, OS Hopperstad, M Langseth, H Ilstad International journal of mechanical sciences 44 (2), 359-406, 2002 | 893 | 2002 |
| Static and dynamic crushing of circular aluminium extrusions with aluminium foam filler AG Hanssen, M Langseth, OS Hopperstad International journal of impact engineering 24 (5), 475-507, 2000 | 586 | 2000 |
| A computational model of viscoplasticity and ductile damage for impact and penetration T Børvik, OS Hopperstad, T Berstad, M Langseth European Journal of Mechanics-A/Solids 20 (5), 685-712, 2001 | 560 | 2001 |
| Ballistic penetration of steel plates T Børvik, M Langseth, OS Hopperstad, KA Malo International journal of impact engineering 22 (9-10), 855-886, 1999 | 538 | 1999 |
| Static and dynamic axial crushing of square thin-walled aluminium extrusions M Langseth, OS Hopperstad International Journal of Impact Engineering 18 (7-8), 949-968, 1996 | 499 | 1996 |
| Static and dynamic crushing of square aluminium extrusions with aluminium foam filler AG Hanssen, M Langseth, OS Hopperstad International Journal of Impact Engineering 24 (4), 347-383, 2000 | 472 | 2000 |
| Flow and fracture characteristics of aluminium alloy AA5083–H116 as function of strain rate, temperature and triaxiality AH Clausen, T Børvik, OS Hopperstad, A Benallal Materials Science and Engineering: A 364 (1-2), 260-272, 2004 | 449 | 2004 |
| Perforation of 12 mm thick steel plates by 20 mm diameter projectiles with flat, hemispherical and conical noses: Part I: Experimental study T Børvik, M Langseth, OS Hopperstad, KA Malo International Journal of Impact Engineering 27 (1), 19-35, 2002 | 437 | 2002 |
| Perforation of 12 mm thick steel plates by 20 mm diameter projectiles with flat, hemispherical and conical noses: part II: numerical simulations T Børvik, OS Hopperstad, T Berstad, M Langseth International journal of impact engineering 27 (1), 37-64, 2002 | 377 | 2002 |
| On the ballistic resistance of double-layered steel plates: an experimental and numerical investigation S Dey, T Børvik, X Teng, T Wierzbicki, OS Hopperstad International journal of solids and structures 44 (20), 6701-6723, 2007 | 341 | 2007 |
| The effect of target strength on the perforation of steel plates using three different projectile nose shapes S Dey, T Børvik, OS Hopperstad, JR Leinum, M Langseth International Journal of Impact Engineering 30 (8-9), 1005-1038, 2004 | 336 | 2004 |
| Effect of target thickness in blunt projectile penetration of Weldox 460 E steel plates T Børvik, OS Hopperstad, M Langseth, KA Malo International journal of impact engineering 28 (4), 413-464, 2003 | 313 | 2003 |
| Axial crushing of thin-walled high-strength steel sections V Tarigopula, M Langseth, OS Hopperstad, AH Clausen International Journal of Impact Engineering 32 (5), 847-882, 2006 | 290 | 2006 |
| Stress–strain behaviour of aluminium alloys at a wide range of strain rates Y Chen, AH Clausen, OS Hopperstad, M Langseth International Journal of Solids and Structures 46 (21), 3825-3835, 2009 | 277 | 2009 |
| Crashworthiness of aluminium extrusions: validation of numerical simulation, effect of mass ratio and impact velocity M Langseth, OS Hopperstad, T Berstad International Journal of Impact Engineering 22 (9-10), 829-854, 1999 | 277 | 1999 |
| Static crushing of square aluminium extrusions with aluminium foam filler AG Hanssen, M Langseth, OS Hopperstad International Journal of Mechanical Sciences 41 (8), 967-993, 1999 | 263 | 1999 |
| On the resistance to penetration of stiffened plates, Part II: Numerical analysis HS Alsos, J Amdahl, OS Hopperstad International Journal of Impact Engineering 36 (7), 875-887, 2009 | 261 | 2009 |
| Crash behaviour of thin-walled aluminium members M Langseth, OS Hopperstad, AG Hanssen Thin-walled structures 32 (1-3), 127-150, 1998 | 255 | 1998 |
| Numerical predictions of ballistic limits for concrete slabs using a modified version of the HJC concrete model M Polanco-Loria, OS Hopperstad, T Børvik, T Berstad International Journal of Impact Engineering 35 (5), 290-303, 2008 | 250 | 2008 |
| Constitutive modeling of aluminum foam including fracture and statistical variation of density A Reyes, OS Hopperstad, T Berstad, AG Hanssen, M Langseth European Journal of Mechanics-A/Solids 22 (6), 815-835, 2003 | 232 | 2003 |