List of Articles Open Access Article Abstract Page Full-Text 1 - Assessment of the biological performance of a Ti-6Al-4V/Ti double layer structure created through spark plasma sintering. Alireza Sharifi Sahar Mollazadeh Beidokhti Jalil Vahdati Khaki Open Access Article Abstract Page Full-Text 2 - Investigating the performance of ion-imprinted polymer adsorbent for removing heavy metal zinc from aqueous environment مرتضی فقیهی mohsen Esmaeilpour Open Access Article Abstract Page Full-Text 3 - Effect of Porosity on Nonlinear Tip Deflection of Functionally Graded Piezoelectric Actuators Mohammad Gholami Mansour Alizadeh Open Access Article Abstract Page Full-Text 4 - Phase Transformations of Low-Alloy Steel DIN 1.5025 under Isothermal Holding in the Bainitic Region and the Formation of Microcomposite Microstructures Shima Pashangeh Seyed Sadegh Ghasemi Banadkouki Mohammad Hadi Mohammad Hadi