1. State Key Laboratory of Coal Combustion, Huazhong University of Science and Technology, 1037 Luoyu Road, Wuhan, Hubei 430074, PR China
2. Shenzhen Huazhong University of Science and Technology Research Institute, Shenzhen 523000, China
3. Université de Toulouse, Mines Albi, UMR CNRS 5302, Centre RAPSODEE, Campus Jarlard, Albi Cedex 09 F-81013, France
4. Processes Materials and Solar Energy Laboratory, PROMES-CNRS, 7 Rue du Four Solaire, Odeillo Font Romeu 66120, France