1. CAS Center for Excellence in Regional Atmospheric Environment Key Laboratory of Urban Pollutant Conversion Institute of Urban Environment Chinese Academy of Sciences Xiamen 361021 China
2. University of Chinese Academy of Sciences Beijing 100049 China
3. Fujian Institute of Research on the Structure of Matter Chinese Academy of Sciences Fuzhou Fujian 350002 China
4. Xiamen Institute of Rare-earth Materials Haixi Institutes Chinese Academy of Sciences Xiamen, Fujian 361021 China