Prof. Dr. Motoichi Ohtsu | Best Researcher Award

Published on by Physics and Quantum Physics

Prof. Dr. Motoichi Ohtsu | Best Researcher Award

Research Origin for Dressed Photon | Japan

Motoichi Ohtsu is a distinguished researcher in nanophotonics and dressed-photon science, currently affiliated with the Research Origin for Dressed Photon in Yokohama, Japan. His scientific influence is reflected in his extensive Scopus record, which documents 596 publications, 9,084 citations, and an h-index of 47, demonstrating his long-standing impact across photonics and optical materials research. His works span journal articles, conference papers, book chapters, and major monographs, covering themes such as dressed photons, near-field optical science, SiC-based magneto-optical devices, polarization control, and the theoretical foundations connecting dressed photons with off-shell quantum fields. His recent ORCID-listed contributions include Perspective on an Emerging Frontier of Nanoscience Opened up by Dressed Photon Studies, Drastic Advancement in Nanophotonics Achieved by a New Dressed Photon Study, and influential papers on phase delay, polarization rotation, and cosmological links to dressed-photon theory. Ohtsu’s research interests encompass nanophotonics, near-field interactions, magneto-optical effects, optical phase phenomena, and advanced semiconductor photonics. With decades of academic and research leadership, including serving as Chief Director at the Research Origin for Dressed Photon, he has significantly shaped the evolution of modern optical science. In conclusion, his body of work continues to define new directions in dressed-photon technology and next-generation nanophotonic systems.

Profiles : Orcid | Scopus

Featured Publications

Sakuma, H., Ojima, I., & Ohtsu, M. (2023). Perspective on an emerging frontier of nanoscience opened up by dressed photon studies. Nanoarchitectonics.

Sakuma, H., Ojima, I., & Ohtsu, M. (2021). Drastic advancement in nanophotonics achieved by a new dressed photon study. Journal of the European Optical Society Rapid Publications.

Ohtsu, M., et al. (2020). SiC transmission-type polarization rotator using a large magneto-optical effect boosted and stabilized by dressed photons. Scientific Reports.

Ohtsu, M., et al. (2020). Off-shell quantum fields to connect dressed photons with cosmology. Symmetry.

Dr. Mudasir Ashraf Shah | Best Researcher Award

Published on by Physics and Quantum Physics

Dr. Mudasir Ashraf Shah | Best Researcher Award

Aligarh Muslim University | India

Dr. Mudasir Ashraf Shah is an Assistant Professor in Radiological Physics at the Department of Radiodiagnosis, Aligarh Muslim University, Aligarh. His research portfolio spans patient dose evaluation in computed tomography (CT), development of multifunctional nanoparticles for cancer theranostics, LET-independent phosphors and radiocarbon dating of cancer. He holds an M.Sc., Post-M.Sc. Diploma in Radiological Physics (RSO) and a Ph.D. in Radiological Physics. To date his profile lists an h-index of 5 and c. 72 citations, across more than two dozen publications. His recent work includes the synthesis of SnWO₄ nanoparticles as CT contrast agents, imaging dose studies in pediatric CT and CT-based cancer incidence analyses. He has been recognised by his university with academic excellence awards and participates in national professional bodies in medical physics. In summary, Dr Shah continues to advance cross-disciplinary work at the interface of medical imaging, nanomedicine and radiation physics, contributing both to applied medical diagnostics and fundamental radiation science.

Profiles : Orcid | Google Scholar | Scopus

Featured Publications

Islam, S. N., Shah, M. A., Kumar, M., Jaiswal, A., Hekmotiar, G., Dixit, M., Gambhir, S., Kumar, A., Ahmad, A., & Ashraf, M. (2025). Highly fluorescent sustainable SnWO₄ nanoparticles as contrast agent for computed tomography (CT). Nanomedicine: Nanotechnology, Biology and Medicine, 58, 102859. https://doi.org/10.1016/j.nano.2025.102859

 Zargar, F. A., Zargar, S. A., Ashraf, M., & Malik, S. A. (2025). On the impact of cancer in the Kashmir valley: Analyzing incidence patterns and burden. Biostatistics & Epidemiology. https://doi.org/10.1080/24709360.2024.2443714

 Ansari, A. A., Aziz, M. A., Qaseem, S. M. D., Shah, M. A., Ahmad, M., & Khalid, S. (2025). A study on imaging characteristics of polyol synthesized platinum nanoparticles as contrast agent in computed tomography. Radiation Effects and Defects in Solids. https://doi.org/10.1080/10420150.2025.2562523

Khan, R., Shah, M. A., Wahab, S., & Khan, R. A. (2025). Size-specific dose estimate and effective dose for pediatric computed tomography. Journal of Medical Physics, 50(1), 173–183. https://doi.org/10.4103/jmp.jmp_55_24

 Shah, M. A., Firdous, A., & Dar, G. N. (2024). Nanoparticle-mediated radiation therapy. In Personalized and Precision Nanomedicine for Cancer Treatment (pp. 217–246). Springer. https://doi.org/10.1007/978-981-97-3545-7_10