1. School of Mechanical Engineering, Chengdu University, Chengdu 610106, China
2. Shenzhen Research Institute of Shandong University, Shenzhen 518000, China
3. National Engineering Laboratory for Reducing Emissions from Coal Combustion, School of Energy and Power Engineering, Shandong University, Jinan 250061, China
4. Department of Mechanical Engineering, University College London, London WC1E 7JE, UK
5. Somerville College, Oxford University, Oxford OX1 2JD, UK
6. Department of Mechanical Engineering, Imperial College London, Exhibition Road, South Kensington, London SW7 2AZ, UK