Dr. Sanjeev Kumar, Ph.D. in Theoretical Nuclear Physics from Thapar University, Patiala, Punjab, India. Now, Young International Scientist fellow at Shanghai Institute of Applied Physics, Shanghai, China. Ph.D. Supervisor: Dr. Suneel Kumar, Thapar University, Patiala in collaboration With Prof. Rajeev K. Puri, Panjab University, Chandigarh, India.