1. Institute of Environmental Engineering (IfU), ETH Zürich, Zürich, CH-8093, Switzerland
2. Laboratory for Advanced Analytical Technologies, Empa, Dübendorf, CH-8600, Switzerland
3. School of Geography and Tourism, Shaanxi Normal University, Xi’an, Shaanxi 710119, China
4. International Joint Research Centre of Shaanxi Province for Pollutant Exposure and Eco-Environmental Health, Xi’an, Shaanxi 710119, China
5. Department of Environmental Engineering, Zhejiang University, Hangzhou, 310058, China