1. South China Academy of Advanced Optoelectronics School of Information and Optoelectronic Science and Engineering International Academy of Optoelectronics at Zhaoqing South China Normal University Guangzhou 510006 China
2. School of Chemical Engineering and Technology Tianjin University Tianjin 300072 China
3. Department of Chemical Engineering University of Waterloo 200 University Ave. W Waterloo Ontario, N2L 3G1 Canada