1. Department of Applied Sciences, Dronacharya College of Engineering, Gurugram, India
2. Department of Physics, Swami Keshvanand Institute of Technology, Management and Gramothan, Jaipur India
3. Department of Electronics and Communication, Dronacharya Group of Institutions, Greater Noida, India
4. Department of Applied Sciences, The Northcap University, Gurugram, India