1. Chemical, Biological Processing Department, Energy, Environment Division, Idaho National Laboratory, Post Office Box 1625, Idaho Falls, Idaho 83425, United States
2. Chemical & Biological Process Development Group, Energy & Efficiency Division, Pacific Northwest National Laboratory, 902 Battelle Boulevard, Post Office Box 999, MSIN P8-60, Richland, Washington 99352, United States
3. Chemical and Biological Technologies Group, Energy System Division, Argonne National Laboratory, 9700 South Cass Avenue, Building 362, Argonne, Illinois 60439, United States
4. Cain Department of Chemical Engineering, Louisiana State University, Baton Rouge, Louisiana 70803, United States