Affiliation: | 1. Department of Physics, Sundargarh Engineering College, Sundargarh, Kirei, Orissa, 770073, India 2. P.G. Department of Physics, Sambalpur University, Jyotivihar, Sambalpur, Orissa, 768019, India 3. Department of Mathematics, Lingaya’s Institute of Management and Technology, Faridabad, 121002, Delhi, India
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