List of Articles Crush force efficiency Open Access Article Abstract Page Full-Text 1 - Numerical simulation of energy absorbing bumpers two cylindrical tube filled with polyurethane foam mohammadreza RezaeiAbadeh Mohammad Javad Rezvani Open Access Article Abstract Page Full-Text 2 - Numerical investigation of energy absorption semi apical angel in conical grooved tubes under dynamic axial load and comparing quasi-static and dynamic loading Nima Asadi Dehmirahmadi Mohammad Javad Rezvani Open Access Article Abstract Page Full-Text 3 - Numerical investigation of energy absorption of conical grooved tubes under dynamic axial load Nima Asadi Dehmirahmadi محمدجواد رضوانی Open Access Article Abstract Page Full-Text 4 - Numerical investigation of energy absorption of cylindrical grooved tubes under dynamic axial load Mojtaba Karamali Mohammad Javad Rezvani Open Access Article Abstract Page Full-Text 5 - Multi-response Optimization of Grooved Circular Tubes Filled with Polyurethane Foam as Energy Absorber Shima Shahravi Mohammad Javad Rezvani Ali Jahan 10.22094/joie.2018.764.1487