List of Articles Open Access Article Abstract Page Full-Text 1 - Effect of oil gallery on the piston thermo-mechanical stresses Hojjat Ashouri Afshin Afshari Open Access Article Abstract Page Full-Text 2 - A novel method for magnetic stem cell delivery to the spinal cord injury using magnet combination majid poladian fatemeh mokhtari amir shamloo Open Access Article Abstract Page Full-Text 3 - Investigating Parameters Affecting the Performance of Hybrid Cooling Tower in Steam Power Plant Abbas kosarineia Atheer Abdel-Latif-Al-Doukhi-Zaki Open Access Article Abstract Page Full-Text 4 - A review of experimental studies of heat transfer of nanofluids in laminar, turbulent and pool boiling flows Navid Bozorgan Nariman Bozorgan Open Access Article Abstract Page Full-Text 5 - Non-linear vibration analysis of circular nano-plate based on nonlocal strain gradient method morteza pourabdi Mohammad Shishesaz Shahram Shahrooi Seyed Alireza Seyed Roknizadeh Open Access Article Abstract Page Full-Text 6 - The effect of using air gaps in the walls on reducing the energy consumption of a residential building Seyed Ali Mousavi Navaee Ali Falavand Jozaei Ashkan Ghafouri Mohsen Mahdavi Adeli