1. Department of Engineering Physics, S.R.K.R Engineering College Bhimavaram, A.P India
2. Department of Physics, Sri Venkateswara Degree College Parvathipuram A.P India
3. Department of Biochemistry, Andhra University Visakhapatnam Andhra Pradesh India
4. Department of Engineering Physics, A.U College of Engineering Visakhapatnam, A.P India
5. Department of Chemistry, St Berchmans College (Autonomous) Mahatma Gandhi University Changanassery 686101 Kerala
6. Department of Mechanical Engineering, University Centre for Research & Development Chandigarh University, Gharuan, Mohali Punjab India