1. R&D Center for Membrane Technology, Department of Chemical Engineering, Chung Yuan University, Chung-Li 32023, Taiwan
2. Institut Européen des Membranes- ENSCM/UM2/CNRS UMR5635, Université Montpellier 2-CC047, 2 Place Eugène Bataillon, 34095 Montpellier cedex 5, France