1. Department of Physics Indian Institute of Technology Patna Bihta Campus Bihta Patna Bihar 801106 India
2. Department of Physics Shri Ramdeo Baba College of Engineering and Management Nagpur Maharashtra 440013 India
3. School of Industrial Engineering Purdue University West Lafayette IN 47907 USA
4. Bremen Center for Computational Materials Science Eingang A 28359 Bremen Germany
5. Institute of Technological Sciences Wuhan University Wuhan, Hubei 430074 China
6. Birck Nanotechnology Centre Purdue University West Lafayette IN 47907 USA
7. Global Innovation Centre for Advanced Nanomaterials The University of Newcastle Newcastle 2308 Australia