1. Key Laboratory of Atmospheric Optics Anhui Institute of Optics and Fine Mechanics Chinese Academy of Sciences Hefei China
2. Science Island Branch of Graduate School University of Science and Technology of China Hefei China
3. Advanced Laser Technology Laboratory of Anhui Province Hefei China
4. School of Atmospheric Sciences Lanzhou University Lanzhou Gansu China
5. National Research Council (CNR) Institute of Methodologies for Environmental Analysis Contrada S. Loja Snc Roma Italy