1. Post Doctoral Researcher, Subsurface Science Initiative, Idaho National Engineering and Environmental Laboratory, P.O. Box 1625, MS 2025, Idaho Falls, ID 83415; formerly, Post Doctoral Researcher, Dept. of Civil and Environmental Engineering, Univ. of California, Davis, CA 95616. E-mail: basah@inel.gov
2. Professor, Dept. of Civil and Environmental Engineering, Univ. of California, Davis, CA 95616. E-mail: trginn@ucdavis.edu
3. Professor, Dept. of Chemical Engineering, Louisiana State Univ., Baton Rouge, LA 70803. E-mail: bjmccoy@lsu.edu