1. School of Energy and Environment, City University of Hong Kong, Kowloon 999077, Hong Kong, China
2. Shenzhen Research Institute, City University of Hong Kong, Shenzhen 518057, China
3. Institute for Atmospheric and Environmental Sciences, Goethe-University Frankfurt, 60438 Frankfurt am Main, Germany
4. State Key Joint Laboratory of Environmental Simulation and Pollution Control, International Joint Laboratory for Regional Pollution Control, Ministry of Education (IJRC), College of Environmental Sciences and Engineering, Peking University, Beijing 100871, China
5. Low-Carbon and Climate Impact Research Centre, City University of Hong Kong, Kowloon 999077, Hong Kong, China