1. Department of Chemical and Environmental Engineering, Yale University, New Haven, Connecticut 06511, United States
2. Department of Civil, Environmental, and Architectural Engineering, University of Colorado Boulder, 4001 Discovery Drive, Boulder, Colorado 80303, United States
3. National Renewable Energy Laboratory, 15013 Denver West Parkway, Golden, Colorado 80401, United States
4. Colorado School of Mines, Advanced Energy Systems, Golden, Colorado 80401, United States
5. Oak Ridge National Laboratory, 1 Bethel Valley Rd, Oak Ridge, Tennessee 37830, United States
6. Lawrence Berkeley National Laboratory, 1 Cyclotron Road, Berkeley, California 94720, United States