1. Energy Research Center, Lehigh University, 117 ATLSS Dr., Bethlehem, Pennsylvania18015, United States
2. Blaschak Anthracite Corporation, 1166 W Centre Street, Mahanoy City, Pennsylvania17948, United States
3. Department of Chemical and Biomolecular Engineering, Lehigh University, 111 Research Dr., Bethlehem, Pennsylvania18015, United States