1. Center for Innovation in Gas Research and Utilization (CIGRU), Center for Alternative Fuels, Engines and Emissions (CAFEE), Computational Fluid Dynamics and Applied Multi-Physics Center, Department of Mechanical and Aerospace Engineering, West Virginia University, Morgantown, West Virginia 26506, USA
2. Consortium for Clean Coal Utilization, Department of Energy, Environmental and Chemical Engineering, Washington University in Saint Louis, Saint Louis, Missouri 63130, USA