1. School of Materials Science and Engineering State Key Laboratory of Reliability and Intelligence of Electrical Equipment Hebei University of Technology Tianjin 300130 China
2. Center for Excellence in Nanoscience (CAS) Key Laboratory of Nanosystem and Hierarchical Fabrication (CAS) National Center for Nanoscience and Technology Beijing 100190 China
3. Key Laboratory of Optoelectronic Technology & Systems (MoE) College of Optoelectronic Engineering Chongqing University Chongqing 400044 China
4. School of Integrated Circuits Tsinghua University Beijing 100084 China
5. Macao Institute of Materials Science and Engineering (MIMSE) Macau University of Science and Technology Macau 999078 China