^a School of Chemical and Environmental Engineering, Yancheng Teachers University, Yancheng 224007, China

^b MIIT Key Laboratory of Critical Materials Technology for New Energy Conversion and Storage, State Key Laboratory of Urban Water Resource and Environment, School of Chemistry and Chemical Engineering, Harbin Institute of Technology, Harbin 150001, China

^c Department of Materials Science and Engineering, National University of Singapore, Singapore 117575, Singapore

^d Institute of Materials Research and Engineering, Agency for Science, Technology and Research (ASTAR), Singapore 138634, Singapore