1. Energy and Environmental Sustainability Solutions for Megacities (E2S2) Campus for Research Excellence and Technological Enterprise (CREATE) Singapore 138602 Singapore
2. State Key Laboratory of Coal Combustion School of Energy and Power Engineering, Huazhong University of Science and Technology Wuhan Hubei 430074 PR China
3. Department of Industrial Systems Engineering & Management National University of Singapore Singapore 119260 Singapore
4. Department of Chemical and Biomolecular Engineering National University of Singapore Singapore 117585 Singapore