1. Department of Physics, University of North Texas, Denton, Texas 76203, Artie McFerrin Department of Chemical Engineering, Texas A&M University, College Station, Texas 77843, Department of Chemical and Environmental Engineering, University of California, Riverside, California 92521, Harrington Department of Bioengineering, Arizona State University, NIST Center for Theoretical and Computational Nanosciences, Gaithersburg, Maryland 20899