1. Laboratory of Atmospheric Observation Supersite, School of Environment and Energy, Peking University Shenzhen Graduate School, Shenzhen 518055, China
2. Environmental Laboratory, PKU-HKUST Shenzhen-Hong Kong Institution, Science and Technology Park, Nanshan District, Shenzhen 518057, China
3. Department of Mechanical and Manufacturing Engineering, University of Calgary, Calgary, AB T2N 1N4, Canada