1. Department of Applied Biology and Chemical Technology and Research Institute for Smart Energy The Hong Kong Polytechnic University (PolyU) Hong Kong P. R. China
2. The Hong Kong Polytechnic University Shenzhen Research Institute Shenzhen P. R. China
3. School of Environment and Energy South China University of Technology Guangzhou P. R. China
4. School of Chemistry and Materials Science Hunan Agricultural University Changsha P. R. China