* Corresponding authors

^a Advanced Materials Processing and Analysis Centre, Department of Mechanical, Materials and Aerospace Engineering, University of Central Florida, Orlando, USA
E-mail: sseal@mail.ucf.edu
Fax: +01 407-882-1175
Tel: +01 407-823-5277

^b Center for Research and Education in Optics and Lasers (CREOL), The College of Optics and Photonics, University of Central Florida, Orlando, USA

^c Department of Molecular Biology and Microbiology, Burnett School of Biomedical Sciences, University of Central Florida, Orlando, USA

^d M.D. Anderson Cancer Center Orlando, Cancer Research Institute, Orlando, USA

^e NanoScience Technology Center (NSTC), University of Central Florida, Orlando, USA