Dr. Yesudasu Vasimalla obtained his Ph.D. from National Institute of Technology Warangal, Telangana, India. Currently, he is working as an assistant professor in the Department of Electronics and Communication Engineering at Koneru Lakshaiah University, Vijayawada, Andhra Pradesh. His research interests include optical biosensors. He has published more than 28 international journal and conference papers in the area of optical biosensors and SPR-based sensors. Dr.

Santosh Kumar (a fellow of SPIE) received the Ph.D. from IIT (ISM) Dhanbad, Dhanbad, India. He was with Liaocheng University, Liaocheng, China, from 2018 to 2023. He is currently a professor with the Department of Electronics and Communication Engineering, Koneru Lakshmaiah Education Foundation, Vijayawada, India. His research focuses on WaveFlex biosensors, fiber optic sensors, photonics and plasmonic devices, nano and biophotonics, waveguides, interferometers, and the Internet of Things.