Affiliation: | 1. Department of Bioengineering, Clemson University, , Clemson, SC, 29634 USA;2. Department of Pharmacology and Toxicology, East Carolina University, , Greenville, NC, 27834 USA;3. Department of Physics, Clemson University, , Clemson, SC, 29634 USA;4. Center for Optical Materials Science and Engineering Technologies, Clemson University Clemson, , SC, 29634 USA |