1. School of Environmental Science and Technology, Key Laboratory of Industrial Ecology and Environmental Engineering (Ministry of Education), Dalian University of Technology, Dalian, 116024, China
2. Department of Electronic Systems, Norwegian University of Science and Technology, NO-7491, Trondheim, Norway
3. Institute of Semiconductors, Chinese Academy of Sciences, Beijing, 100864, China
4. School of Optoelectronic Engineering and Instrumentation Science, Dalian University of Technology, Dalian, 116024, China