1. State Key Laboratory of Organic Inorganic Composites Beijing University of Chemical Technology Beijing 100029 China
2. Department of Mechanical Engineering City University of Hong Kong Hong Kong 999077 China
3. School of Engineering Newcastle University Newcastle upon Tyne NE1 7RU UK
4. Department of Mechanical and Construction Engineering Faculty of Engineering and Environment Northumbria University Newcastle upon Tyne NE1 8ST UK
5. School of Energy and Environment City University of Hong Kong Hong Kong 999077 China
6. Department of Civil and Environmental Engineering The Hong Kong Polytechnic University Hung Hom, Kowloon Hong Kong 999077 China