| Prof | Keke | Xu | Geodesy and Geophysics | China | Solid-State Physics | Solid Geophysics | Best Researcher Award | View Profile |
| Dr | Kesyton | Ozegin | Ambrose Alli University, Ekpoma, Edo State, Nigeria | Nigeria | Experimental Physics | Solid Earth and Space Physics | Best Researcher Award | View Profile |
| Mr | Khalid | Barkaoui | University of Liège | Belgium | Astrophysics | Exoplanets | Best Researcher Award | View Profile |
| Dr | Khashayar | Ghandi | University of Guelph | Canada | Molecular Physics | Remote sensing | Excellence in Innovation | View Profile |
| Prof | KHIROUNI | Kamel | Faculté des Sciences de Gabès, University of Gabes | Tunisia | Solid-State Physics | Preparation and characterization of materials • Used techniques : Czochralski and Bridgman techniques of elaboration, Plasma Enhanced Chemical Vapor Deposition, Admittance spectroscopy, Photoluminescence and photocurrent spectroscopy, optical absorption, DLTS, Hall effect, Current –voltage measurements, Differential Thermal Analysis, …. | Optical Physics Excellence Award | View Profile |
| Mr | kia | khademi | Concordia University | Canada | Quantum Materials | Nonlinear Optics | Best Researcher Award | View Profile |
| Dr | Kiran | Aftab | Government College University Faisalabad | Pakistan | Atomic and Molecular Spectroscopy | Analytical Chemistry | Best Researcher Award | View Profile |
| Assoc. Prof. Dr | Kiran | Bajaj | Amity Institute of Applied Science | India | Particle Physics | Organic Luminophores | Best Researcher Award | View Profile |
| Mr | Kirill | Paperzh | Southern Federal Univetsity | Russia | Solid-State Physics | Hydrogen energy, electrocatalysts | Best Researcher Award | View Profile |
| Assist. Prof. Dr | Kishor | Maharjan | Tribhuvan University | Nepal | Others | Microplastics | Best Researcher Award | View Profile |
| Mr | Kishwar | Ali | University of L'Aquila Italy | Italy | Optical Physics | Nanophotonic and Metamaterials Design | Best Researcher Award | View Profile |
| Ms | Konstantina | Papachristopoulou | University of Patras | Greece | Optical Physics | Photonics | Best Researcher Award | View Profile |
| Dr | Kouao Laurent | KOUADIO | Central South University | China | Others | Geophysics | Best Researcher Award | View Profile |
| Prof | Kulamani | Parida | Siksha 'O' Anusandhan ( Deemed to be university) | India | Others | Nano science and Heterogeneous catalysis | Outstanding Scientist Award | View Profile |
| Mr | Kumar Riddhiman | Sahoo | Jadavpur University | India | Solid-State Physics | Optoelectronic and Sensing | Best Researcher Award | View Profile |
| Ms | Kun | Hu | Beijing Normal University | China | Quantum Materials | Statistical physics | Best Researcher Award | View Profile |
| Prof. Dr | Kuncan | Zheng | Inner Mongolia University of Science and Technology | China | Fluid Mechanics | tansportation in porous media,Unified Theory of Transport Dynamics | Research Excellence Award | View Profile |
| Dr | Kuppusamy | Balasubramani | Hindusthan College of Engineering and Technology | India | Quantum Materials | Graphene oxide, Adsorption, Wastewater treatment | Best Researcher Award | View Profile |
| Ms | Lamiya | Balayeva | Baku State University | Azerbaijan | Condensed Matter Physics | Semiconductor physics | Young Scientist Award | View Profile |
| Dr | Latif Ullah | Khan | Synchrotron-light for Experimental Science and Applications in the Middle East | Jordan | Atomic and Molecular Spectroscopy | X-ray Emission Optical Luminescence | Innovation in Molecular Spectroscopy Award | View Profile |