Dr. Jitender Kumar is an Indian physicist specializing in Applied Physics. He holds a Ph.D. degree in Applied Physics from Guru Nanak Dev University in Amritsar, Punjab. His doctoral thesis focused on the phase transformation in impurity-doped GeSbTe chalcogenide films. Dr. Kumar's research interests include the characterization of chalcogenide-based phase change materials and the preparation and characterization of nano-materials using the solution route method.

Dr. Kumar is resently working as Assistant Professor of Physics at Vallabh Govt. College Mandi. He is also the member of college IQAC, House Exam, and Time Table Committee.

Dr. Kumar has organized a national conference on "Emerging trends in Medical Biotechnology and Nanotechnology." He has extensive research experience in the field of chalcogenide phase change materials and has supervised several M.Sc. Physics and M.Phil. Physics students for their project work. He has also served as a reviewer for various reputable journals, including Physica Scripta, Physica B Condensed Matter, Journal of Material Science: Materials in Electronics, and African Journal of Microbiology Research.

Dr. Kumar has published several research papers in renowned journals. Some of his notable publications include studies on radioactivity measurements in Himachal Pradesh, health risk assessment based on radioactivity measurement in soil samples from Mandi District, synthesis and characterization of silver-doped zinc oxide nanoparticles, structural and optical properties of nickel-doped ZnO nanoparticles and thin films, and antibacterial study of silver-doped zinc oxide nanoparticles.

Overall, Dr. Jitender Kumar is an accomplished physicist with expertise in applied physics, particularly in the field of chalcogenide materials and nanotechnology. His research and publications contribute to the understanding and development of materials with various applications.