Ali Haghighi Asl received his BSc degree in Petroleum Engineering from Isfahan University of Technology (IUT), Isfahan, Iran, in 1993, and MSc degree in Chemical Engineering from Tarbiat Modares University, Tehran, Iran, in 1995, and PhD degrees from Tehran University, Tehran, Iran, in 2001. His research interests include the area of separation processes, extraction processes, subcritical water extraction, and membrane separation. Currently, he is a professor at Semnan University, Iran. Maryam Khajenoori received the BSc degree in Polymer Engineering from Isfahan University of Technology, Isfahan, Iran, in 2006, and the MSc and PhD degrees from Semnan University, Semnan, Iran, in 2008 and 2014, respectively. Her current research interests are separation processes, subcritical water extraction, wastewater treatment, membrane processes and production of pharmaceutical nanoparticles. Currently, she is an assistant professor at Semnan University, Iran.