1. Key Laboratory of Optoelectronic Technology and Systems of the Education Ministry of China, College of Optoelectronic Engineering, Chongqing University, Chongqing 400044, China
2. State Key Laboratory of Coal Mine Disaster Dynamic and Control, Chongqing University, Chongqing 400044, China
3. Department of Biomolecular Engineering, Nagoya University, Nagoya 464-8603, Japan
4. College of Mechanical and Electronic Engineering, Southwest Petroleum University, Chengdu 610500, China
5. Key Laboratory of Photovoltaic and Energy Conservation Materials, Anhui Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Hefei 230031, China