Khagol 119

| KHAG L | No. 119 - JULY 2019 | 04 Raghavendra Chaubey, Department of Mathematics, Banaras Hindu University, Varanasi. Bhag Chand Chauhan, Department of Physics and Astronomical Sciences, Central University of Himachal Pradesh, Dharamshala. Himadri Sekhar Das, Department of Physics, Assam University, Silchar. Abhirup Datta, Centre of Astronomy, IIT, Indore. Kanan Kumar Datta, Department of Physics, Presidency University, Kolkata. Sukanta Deb, Department of Physics, Cotton College State University, Guwahati. Gurudatt Gaur, Institute of Advanced Research, Gandhinagar, Gujarat. Sushant G. Ghosh, Centre for Theoretical Physics, Jamia Millia Islamia, New Delhi. Sutapa Ghosh, Department of Physics, Barasat Government College, Kolkata. Rupjyoti Gogoi, Department of Physics, Tezpur University, Tezpur. Umananda Dev Goswami, Department of Physics, Dibrugarh University, Assam. Shivappa B. Gudennavar, Department of Physics, Christ University, Bengaluru. K.P. Harikrishnan, Department of Physics, The Cochin College, Kochi. K. Indulekha, School of Pure and Applied Physics, Mahatma Gandhi University, Kottayam. Md. Mehedi Kalam, Department of Physics, Aliah University, Kolkata. Sanjeev Kalita, Department of Physics, Gauhati University, Guwahati. Ram Kishor, Department of Mathematics, Central University of Rajasthan, Ajmer. Nagendra Kumar, Department of Mathematics, M.M.H. College, Ghaziabad. Shiva Kumar Malapaka, International Institute of Information Technology, Bengaluru. Bivudutta Mishra, Department of Mathematics, BITS - Pilani, Hyderabad. Barun Kumar Pal, Department of Physics, Netaji Nagar College for Women, Kolkata. Madhav K. Patil, School of Physical Sciences, Swami Ramanand Teerth Marathwada University, Nanded. Devraj Damaji Pawar, Department of Physics, R.J. College, Mumbai. Anirudh Pradhan, Department of Mathematics, G.L.A. University, Mathura. Rajesh S.R., Department of Physics, S.D. College, Alappuzha, Kerala. Biplab Raychaudhuri, Department of Physics, Visva-Bharati University, Santiniketan. Anirban Saha, Department of Physics, West Bengal State University, Kolkata. Sudipta Sarkar, Department of Physics, IIT, Gandhinagar. Anjan Ananda Sen, Centre for Theoretical Physics, Jamia Millia Islamia, New Delhi. Harinder Pal Singh, Department of Physics and Astrophysics, University of Delhi, Delhi. Surendra Nadh Somala, Hyderabad. Anisul Ain Usmani, Department of Physics, Aligarh Muslim University, Aligarh. Murli Manohar Verma, Department of Physics, University of Lucknow, Lucknow. Jaswant Kumar Yadav, D epartment of Physics, Central University of Haryana, Mahendergarh. Department of Civil Engineering, Indian Institute of Technology,