University of California-Riverside, Bourns College of Engineering, Department of Chemical and Environmental Engineering, Riverside, CA 92521-0001, USA

Bourns College of Engineering-Center for Environmental Research and Technology (CE-CERT), Riverside, CA, USA

University of California-Riverside, Bourns College of Engineering, Department of Chemical and Environmental Engineering, Riverside, CA 92521-0001, USA

Bourns College of Engineering-Center for Environmental Research and Technology (CE-CERT), Riverside, CA, USA

University of California-Riverside, Bourns College of Engineering, Department of Chemical and Environmental Engineering, Riverside, CA 92521-0001, USA

Bourns College of Engineering-Center for Environmental Research and Technology (CE-CERT), Riverside, CA, USA

University of California-Riverside, Bourns College of Engineering, Department of Chemical and Environmental Engineering, Riverside, CA 92521-0001, USA

Bourns College of Engineering-Center for Environmental Research and Technology (CE-CERT), Riverside, CA, USA

Department of Chemistry and Biochemistry, Utah State University, 0300 Old Main Hall, Logan, UT 84322-0300, USA

now at: Kent State University, Department of Chemistry, Kent, OH 44242, USA

Department of Chemistry and Biochemistry, Utah State University, 0300 Old Main Hall, Logan, UT 84322-0300, USA

now at: United States Department of Agriculture, USDA-ARS, 230 Bennett Lane, Bowling Green, KY 42104, USA