1. State Key Laboratory of Urban Water Resource and Environment; School of Chemical Engineering and Technology; Harbin Institute of Technology; Harbin 150000 P. R. China
2. Condensed Matter Science and Technology Institute; Harbin Institute of Technology; Harbin 150000 P. R. China
3. Department of Physics and Astronomy; Interdisciplinary Nanoscience Center (iNANO); Aarhus University; Aarhus 8000 Denmark
4. School of Life Science and Technology; Harbin Institute of Technology; Harbin 150000 P. R. China