1. School of Engineering Indian Institute of Technology Mandi Mandi Himachal Pradesh 175075 India
2. Institute of Power Engineering Universiti Tenaga Nasional Kajang Selangor 43000 Malaysia
3. Department of Biochemistry College of Science King Saud University Riyadh 11451 Saudi Arabia
4. Central Power Research Institute Dielectric Materials Division Bangalore Karnataka 560080 India
5. Department of Mechanical Engineering University of Bath Bath BA2 7AY UK