Institution: | 3 , 1 Department of Physics, Institute of Science, Nagpur 440 008, India 2 Department of Physics, Balbhim Arts, Science and Commerce College, Beed 431 122, India 3 School of Physical Sciences, Swami Ramanand Teerth Marathwada University, Nanded 431 606, Maharashtra, India4 School of Studies in Physics & Astrophysics, Pandit Ravishankar Shukla University, Raipur 491 010, Chhattisgarh, India |