| Assist Prof Dr | Huda F | Khalil | City of Scientific Research and Technological applications SRTA-City | Egypt | Optical Physics | Ferroelectric and Dielectric materials | Best Researcher Award | |
| Assist. Prof. Dr | Mohammed | Khalil | Department of Regional Health Research | Denmark | Laser Physics | Obstetrics | Innovation in Atomic and Molecular Technologies Award | View Profile |
| Dr | Karim | Khaled | Birmingham City University | Lebanon | Choose | Structural equation modeling, women’s health | Best Researcher Award | View Profile |
| Prof Dr | Artem | Khalatov | Institute of Engineering Thernophysics, National academy of sciences of Ukraine | Ukraine | Fluid Mechanics | Vortex flows | Outstanding Scientist Award | View Profile |
| Mr | kia | khademi | Concordia University | Canada | Quantum Materials | Nonlinear Optics | Best Researcher Award | View Profile |
| Dr | Hohyun | Keum | Korea Institute of Industrial Technology | South Korea | Others | Nanomaterial physics | Atomic and Molecular Physics Innovation Award | View Profile |
| Dr | Slimane | KERROUCHI | National Higher School of advanced Technologies | Algeria | Quantum Mechanics | Nuclear structure | Best Researcher Award | View Profile |
| Ms | Souaïbou Hawaou | Kaya | Ecole Nationale Supérieure des Sciences Agro-Industrielles (ENSAI) de l'Université de Ngaoundéré (UN) | Cameroon | Others | Workflow scheduling on distributed computing environment | | View Profile |
| Prof | Ali Arslan | Kaya | Mugla Sitki Kocman University | Turkey | Atomic and Molecular Spectroscopy | Mechanical Spectroscopy | Lifetime Achievement Award | View Profile |
| Dr | Sadegh | Kaviani | Kazan Federal University | Russia | Molecular Physics | Energy storage materials | Best Researcher Award | |
| Dr | Preet | Kaur | Sri Guru Granth Sahib World University, Fatehgarh Sahib | India | Optical Physics | Lasing Materials | Women Researcher Award | View Profile |
| Dr | Stuart | Kauffman | University of Pennsylvania | United States | Cosmology | Astrophysics | Best Researcher Award | View Profile |
| Prof | Ram | Katiyar | University of Puerto Rico | United States | Choose | Materials Science | Best Researcher Award | View Profile |
| Dr | Sankit | Kassa | Symbiosis Institute of Technology, Symbiosis International Deemed University, Pune | India | Atomic Physics | Atomic Molecular and Optical Physics | Best Researcher Award | View Profile |
| Dr | Sitender | Kashyap | Institute of Physics of the Czech Academy of Sciences, Prague | Czech Republic | Quantum Field Theory | String Theory | Best Researcher Award | View Profile |
| Assoc. Prof. Dr | Ponmurugan | Karuppiah | King Saud University | Saudi Arabia | Biophysics | Nanotechnology | Best Researcher Award | View Profile |
| Dr | Dhanalakshmi | Karuppaiyan | Periyar Maniyammai Institute of Technology | India | Acoustics | Ultrasonics, Spectroscopy, Molecular Docking, DFT | Best Researcher Award | View Profile |
| Dr | Mintu | Karmakar | Indian Association for the Cultivation of Science | India | Choose | Statistical Mechanics | Best Researcher Award | View Profile |
| Dr | Mounirou | KARIMOU | UNSTIM | Benin | Atomic Physics | condensed matter physics | Best Paper Award | |
| Dr | Satyabrat | Kar | DRIEMS University | India | Fluid Mechanics | MHD Flow with Heat and Mass Transfer | Best Researcher Award | View Profile |