1. Dept. of Chemical Engineering; Shiraz Branch, Islamic Azad University; Shiraz Iran 71987-74731
2. Dept. of Chemical and Biomolecular Engineering; National University of Singapore; 4 Engineering Dr. 4 Singapore 117585
3. RPS Energy, Ltd.(Singapore Branch); 8 Temasek Blvd., 23-05 Suntec Tower 3 Singapore 038988