1. School of Chemical Engineering; Hanoi University Science and Technology, Dai Co Viet Road; Hanoi Vietnam
2. Leibniz Institut für Katalyse e.V. an der Universität Rostock, Albert-Einstein-Str. 29a; Rostock 18050 Germany
3. Faculty of Chemistry; VNU University of Science Hanoi, 19 Le Thanh Tong, HoanKiem; Hanoi Vietnam