List of Articles Reza Poorshaban Article 1 - The Effect of Power, Maximum Cutting Speed and Specific Point Energy on the Material Removal Rate and Cutting Volume Efficiency in CO2 Laser Cutting of Polyamide Sheets 20.1001.1.27170314.2020.9.3.3.9 Majid Hashemzadeh Reza Poorshaban Journal of Modern Processes in Manufacturing and Production , Issue 4 , Year , Summer 2020