1. Academy of Scientific and Innovative Research (AcSIR), Vacuum Electron Devices Development Group, CSIR-Central Electronics Engineering Research Institute (CEERI), Pilani, Rajasthan, India
2. School of Physical Electronics, University of Electronic Science and Technology of China (UESTC), Chengdu, People’s Republic of China
3. School of Physical Science and Technology, Southwest Jiaotong University, Chengdu, People’s Republic of China
4. Department of Electronics and Communication Engineering (ECE), Saveetha Engineering College (Autonomous), Thandalam, Chennai
5. Microwave Tube Research and Development Centre (MTRDC), Bangalore, India
6. Gyrotron Research Group, Plasma Science and Fusion Center (PSFC), Massachusetts Institute of Technology (MIT), Cambridge, MA, USA
7. Electrical and Computer Engineering (ECE), University of New Mexico, Albuquerque, NM, USA
8. Electronics and Communication Engineering (ECE), Sir J. C. Bose School of EngineeringSupreme Knowledge Foundation Group of Institutions, Mankundu, West Bengal, India