List of Articles Particle Velocity Open Access Article Abstract Page Full-Text 1 - Assessment of Subsurface Explosion caused by Tunnel Construction in Urban Areas Hossein Haghighimanesh Mohammad Azadi Open Access Article Abstract Page Full-Text 2 - Effects of Colliding Particle Size and Velocity on Mechanical Properties of AZ31 after Surface Mechanical Attrition Treatment: Molecular Dynamics Simulation Ali Kazemi Ali Heidari Kamran Amini Farshid Aghadavoudi Mohsen Loh-Mousavi