1. College of Engineering SUNY Polytechnic Institute Utica NY 13502 USA
2. Department of Physics City University of Hong Kong 83 Tat Chee Ave. Kowloon Tong Hong Kong
3. Material Sciences Division Lawrence Berkeley National Laboratory Berkeley CA 94720 USA
4. Waterloo Institute for Nanotechnology (WIN) University of Waterloo 200 University Ave. West Waterloo Ontario N2L 3G1 Canada
5. Department of Physics Erzincan Binali Yıldırım University 24100 Erzincan Turkey
6. PANalytical 117 Flanders Rd. Westborough MA 01581 USA
7. Nano Tech Center Department of Electrical and Computer Engineering Texas Tech University 2500 Broadway Lubbock TX 79409 USA