Erratum to: Appl Nanosci DOI 10.1007/s13204-013-0257-2

In the original publication of the article, Ms. Richa Thapa name was not included in author group. The complete author group is given below.

Sanjay Saxena • Rachana Ranu • Chandan Hait • Shruti Priya • Richa Thapa