Mr Rupak Bhattacharya α, Dr. Pranab kumar Bhattacharya σ, Miss Upasana Bhattacharya ρ ,Mr. Ritwik Bhattacharya Ѡ, Mr Soumyak Bhattacharya ¥, Miss Rupsa Bhattacharya §, Mrs. Dalia Mukherjeeχ,Miss Oindrila Mukherjee ν, Miss Ayeshi Mukherjee Ѳ, Mr. Debasis Mukherjee ζ, Mr Hindole Banerjee £ & Runa Mitra
Author Ѡ: B.com(Calcutta Univ). Author ¥: MSc (PUSHA New. Delhi, India) of residence7 /51 Purbapalli, Sodepur, Dist 24 parganas(north), Kolkata-110, West Bengal, India, Author χ: Calcutta Univ, Swamiji Road, South Habra, 24 Parganas(north) West Bengal, India. Author ν: BHM( IGNOU).Author Ѳ: Student. Author ζ: Bsc(Calcutta Univ) of Residence Swamiji Road, South Habra, 24 Parganas(north), West Bengal, India. Author £: of residence7/51 Purbapalli, Sodepur, Dist 24parganas(north), Kolkata-110,West Bengal, India. Author €: MA (Calcutta University) BK Mitra Palliative care unit Barrackpore North 24 parganas West Bengal India.
Now published in
Global Journal of Science Frontier Research A Physics and Space Science Volume XVII Issue V ersion I Year 2017 page 57-68
Classification: FOR Code: 029999
This is a research/review paper, distributed under the terms of theCreative Commons Attribution-Noncommercial 3.0 Unported License http://creativecommons.org/licenses/by-nc/3.0/), permitting all non commercial use, distribution, and reproduction in any medium, provided the original work is properly cited]