List of Articles Efficiency Open Access Article Abstract Page Full-Text 1 - The Effect of Power and Maximum Cutting Speed on the Material Removal Rate and Cutting Volume Efficiency in CO2 Laser Cutting of Polycarbonate Sheets Majid Hashemzadeh Mehdi Mahammadi 20.1001.1.27170314.2020.9.1.1.3 Open Access Article Abstract Page Full-Text 2 - Evaluating Organizational Performance Based on Safety Management Using Data Envelopment Analysis; Case Study: Isfahan Car Industry Hadi Shirooyezad Negin Berjis Farimah Mokhatab Rafiei 20.1001.1.27170314.2013.2.3.3.0 Open Access Article Abstract Page Full-Text 3 - Modeling and Optimization of Industrial Multi-Stage Compressed Air System Using Actual Variable Effectiveness in Hot Regions Shahram Azizifar Salem Banooni 20.1001.1.27170314.2015.4.2.3.2 Open Access Article Abstract Page Full-Text 4 - Relationship Between Operational Performance in Industrial Manufacturing Companies with Approaches of Innovation, Quality, Efficiency and Productivity Marzieh Horry Najafabadi Mehrdad Nikbakht Ahmadreza Shekarchizadeh 20.1001.1.27170314.2018.7.1.3.1