1. Department of Chemical and Materials Engineering, National Central University, Taoyuan City 320317, Taiwan
2. Institute of Biomedical Engineering, National Tsing Hua University, Hsinchu 300044, Taiwan
3. R&D Center for Membrane Technology and Department of Chemical Engineering, Chung Yuan Christian University, Zhongli District, Taoyuan City 320314, Taiwan (R.O.C)