1. Department of Chemical Engineering and
the Sustainable Futures Institute, Michigan Technological University, 1400 Townsend Drive, Houghton, Michigan 49931, United States
2. North Shore Forest Products, 5322 Grand Avenue, Duluth, Minnesota 55807, United States
3. Gas Technology Institute, 1700 S Mount Prospect Road, Des Plaines, Illinois 60018, United States
4. Cargill Inc, Minneapolis, Minnesota 55440, United States