1. Department of Building and Real Estate; The Hong Kong Polytechnic University Hung Hom; Kowloon Hong Kong 999077 China
2. School of Materials Science and Engineering; Center for Innovative Fuel Cell and Battery Technologies; Georgia Institute of Technology; Atlanta GA 30332-0245 USA
3. Jiangsu National Synergetic Innovation Center for Advanced Material; College of Energy; State Key Laboratory of Materials-Oriented Chemical Engineering; Nanjing Tech University; Nanjing 210009 China
4. Department of Chemical Engineering; Curtin University; Perth WA 6845 Australia
5. Environmental Energy Research Group; Research Institute for Sustainable Urban Development (RISUD); The Hong Kong Polytechnic University Hung Hom; Kowloon Hong Kong 999077 China