1. Information Materials and Intelligent Sensing Laboratory of Anhui Province, Institutes of Physical Science and Information Technology, Anhui University, Hefei, Anhui, 230601, China
2. Key Laboratory of Environmental Optics and Technology, Anhui Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, 350 Shu Shan Hu Road, Hefei, Anhui 230031, China
3. Key Laboratory of Optical Monitoring Technology for Environment, Hefei, Anhui Province, 230021, China
4. Hefei University, Hefei, Anhui, 230601, China