[1] Inst Nano Sci & Technol, Quantum Mat & Devices Unit, Mohali 140306, Punjab, India
[2] St Johns Univ, Biol Sci, New York, NY 10301 USA
[3] Florida Polytech Univ, Dept Environm Engn, NanoBioTech Lab, Lakeland, FL 33805 USA
[4] Florida Int Univ, Elect & Comp Engn, Miami, FL 33199 USA