1. Department of Chemistry and Biochemistry, University of South Carolina, Columbia, South Carolina 29208, United States
2. Department of Chemistry, University of Calgary, 2500 University Drive, NW Calgary, Alberta T2N 1N4, Canada
3. Department of Civil, Environmental and Architectural Engineering, University of Colorado, Boulder, Colorado 80309-0428, United States
4. Department of Civil, Construction, and Environmental Engineering, North Carolina State University, Campus Box 7908, Raleigh, North Carolina 27695-7908, United States
5. Hazen and Sawyer, 143 S. Union Blvd., Suite 200, Lakewood, Colorado 80228, United States
6. Hazen and Sawyer, 4035 Ridge Top Road, Suite 400, Fairfax, Virginia 22030, United States