| Dr | Israa | El Hajjar | Beirut Arab University | Lebanon | Atomic Physics | Nanotechnology | Best Scholar Award | View Profile |
| Mr | ISRAR | AHMAD | HAZARA UNIVERSITY MANSEHRA PAKISTAN | Pakistan | Others | electro-optics | Best Researcher Award | |
| Dr | Iulia | ANTOHE | National Institute for Lasers, Plasma and Radiation Physics | Romania | Optical Physics | solar cells/plasmonics | Best Researcher Award | View Profile |
| Mr | Jaeyoung | Lee | Inha University | South Korea | Attosecond Science | Hydrogen Energy System | Best Researcher Award | View Profile |
| Mr | Jagavendra | Yadav | University of rajasthan,Jaipur,Rajasthan(India) | India | Optical Physics | CuInSe2 thin films | Excellence in Research | |
| Prof | Jalal | Arjomandi | Bu Ali Sina University | Iran | Molecular Physics | Energy | Best Paper Award | |
| Dr | Jana | Campbell | Institute of Biotechnology AS CR | Czech Republic | Biophysics | Protein-protein interactions | Research Excellence Award | View Profile |
| Prof Dr | Janarthanan | Balasundaram | Karpagam Academy of Higher Education | India | Others | Solar Energy and its Utilization | Excellence in Research | |
| Assoc. Prof. Dr | Jaroslaw | Mlynczak | Military University of Technology, Institute of Optoelectronics | Poland | Experimental Physics | Light measuring | Best Researcher Award | View Profile |
| Dr | Javad | Sharifi | Ferdowsi University of Mashhad | Iran | Experimental Physics | Geophysics | Best Researcher Award | View Profile |
| Mr | Javad | Maleki | Tarbiat Modares University | Iran | Optics | Solar Cells | Young Scientist Award | View Profile |
| Prof | Jawali C | Umavathi | Gulbarga Univeristy | India | Quantum Electrodynamics | Nanofluids | Best Researcher Award | |
| Dr | Jaya | Madan | Chitkara University, Punjab | India | Solid-State Physics | Semiconductor Devices | Best Researcher Award | View Profile |
| Dr | Jayant | Giri | Yeshwantrao Chavan College of Engineering | India | Molecular Physics | Materials | Best Researcher Award | View Profile |
| Dr | Jean Bosco | Bugingo | INES-Ruhengeri (Institute of Applied Sciences) | Rwanda | Atomic Physics | Physics Education | Best Researcher Award | View Profile |
| Dr | Jeba | Beula | Karunya Institute of Technology and Sciences | India | Solid-State Physics | Solar cells | Best Researcher Award | View Profile |
| Mr | Jeff Dacosta | Osei | University of Energy And Natural Resources | Ghana | Others | Remote Sensing | Young Scientist Award | |
| Dr | Jeong Min | Woo | Korea Electrotechnology Research Institute | South Korea | Experimental Physics | Lightning Protection | Best Researcher Award | View Profile |
| Mr | Jeonghyeon | Kim | Kumoh National Institute of Technology | South Korea | Choose | Extended Reality | Best Researcher Award | View Profile |
| Assist. Prof. Dr | Jeonghyun | Kim | Nagoya University | Japan | Biophysics | Biomechanics | Best Researcher Award | View Profile |