AP Reena Mary, TN Narayanan, Vijutha Sunny, D Sakthikumar, Yasuhiko Yoshida, PA Joy and MR Anantharaman*
* Corresponding author: MR Anantharaman mraiyer@yahoo.com
Nanoscale Research Letters 2010, 5:1706-1711 doi:10.1007/s11671-010-9729-4