Dr. Ashish Varma | Young Scientist Award

K. N. Government P. G. College, Gyanpur, Bhadohi | India

Dr. Ashish Varma is an accomplished physicist and Assistant Professor at K. N. Government P. G. College, Gyanpur, Bhadohi, India. He earned his Ph.D. in Physics from the University of Allahabad in 2022 and has established himself as an emerging researcher in plasma physics, laser–matter interaction, and nanostructured materials. With 31 publications, over 447 citations from 117 documents, and an h-index of 13, Dr. Varma’s work demonstrates significant impact in nonlinear laser-plasma interactions, electron Bernstein wave excitation, and nanocluster plasma dynamics. His recent studies focus on laser beam–assisted plasma heating, surface plasma wave generation, and nonlinear absorption in arrays of vertically aligned carbon nanotubes. Dr. Varma has contributed to leading journals such as Optik, Laser Physics, Journal of the Korean Physical Society, and Optical and Quantum Electronics. He has also explored computational condensed matter physics, investigating electronic, structural, and optical properties of advanced materials. A recipient of the UGC Junior Research Fellowship (JRF), he continues to advance fundamental understanding of laser-plasma coupling phenomena with applications in photonics and nanotechnology. Through his active research, Dr. Varma is contributing to the development of next-generation optical and plasma-based materials and technologies.

Profile: Google Scholar | Orcid | Scopus

Featured Publications

Varma, A., Kumar, A., Mishra, S. P., Kumar, A., & Kumar, A. (2025). Surface plasma wave aided Laguerre–Gaussian laser beam second harmonic generation in arrays of vertically aligned carbon nanotube over metal surface. Journal of Laser Applications, 37(8), 7–12. https://doi.org/10.2351/7.0001819

Vishwakarma, M. K., Mishra, S. P., Kumar, A., Kumar, A., & Varma, A. (2025). Enhanced electron heating by electron plasma wave assisted beat wave of two different profile laser beams in magnetized collisional plasma with density rippled. Journal of the Korean Physical Society, 86(7), 1–8. https://doi.org/10.1007/s40042-025-01446-y

Ali, K., Kumar, S., Kumar, A., & Varma, A. (2025). Influence of field optimization property of Hermite cosh-Gaussian laser beam on nonlinear absorption in arrays of vertically aligned cylindrical carbon nanotubes. Radiation Effects and Defects in Solids, 180(4), 245–259. https://doi.org/10.1080/10420150.2025.2484740

Ansari, A., Patel, M. S., Mishra, S. P., Kumar, A., Kumar, A., & Varma, A. (2025). Excitation of large-amplitude electron plasma wave by counterpropagation of two laser beams in spherical nanoparticles. Laser Physics, 35(4), 046001. https://doi.org/10.1088/1555-6611/adc559

Kumar, S., Ali, K., Kumar, A., Kumar, A., Mishra, S. P., & Varma, A. (2025). Langmuir wave-assisted two-photon decay of an amplitude-modulated Gaussian laser beam in rippled density plasma. Arabian Journal for Science and Engineering, 50(1), 112–122. https://doi.org/10.1007/s13369-024-09234-9

Mr. Debasis Sahu | Best Researcher Award

Fakir Mohan University | India

Dr. Debasis Sahu is a burgeoning researcher at the P.G. Department of Physics, Fakir Mohan University, Balasore (Odisha, India), whose research spans gravitation, cosmology, plasma cosmology and bio-physics. His scholarly profile (Google Scholar) currently shows an h-index of 2 with total citations of approximately 4. He holds an M.Phil. in Physics (Applied Physics & Ballistics) and is pursuing a doctoral research programme in the same university, during which he has co-authored peer-reviewed journal and conference papers, including “Generalized Interacting Dark Energy Model and Loop Quantum Cosmology” in Astrophysics & Space Science (2022) and work on interacting quintessence models (2020). His research interests include the dynamics of dark energy, black-hole physics in accelerating universes, loop quantum cosmology and cosmological implications of plasma interactions. He has actively engaged in workshops and conference proceedings focused on frontiers in high energy physics and cosmology. While formal awards for his work are not publicly listed, his contributions are positioned within the advancing frontier of theoretical cosmology. In conclusion, Dr. Sahu is an early-career researcher focused on deepening our understanding of dark-energy interactions and black-hole formation in non-standard cosmological frameworks, and his published work establishes a foundational platform for further academic growth.

Featured Publications

Sahu, D., & Nayak, B. (2025). Fate of dark energy contaminated universe in standard cosmology. In Proceedings of the International Conference on Sustainable Science and Technology (ICSST 2025).

Sahu, D., & Nayak, B. (2025). CMBR constraint on black hole formation in standard cosmology. In Recent Trends in Applied Physics and Material Science (p. 143).

Sahu, D., & Nayak, B. (2025). Present matter density constraint on black hole formation. In 43rd Meeting of the Astronomical Society of India (ASI) (Poster 135).

Sahu, D., Swain, S., & Nayak, B. (2024). Deuterium photodisintegration constraint on black hole formation. In Proceedings of the DAE Symposium on Nuclear Physics, 68, 769.

Swain, S., Sahu, D., Sahoo, G., & Nayak, B. (2024). Helium abundance constraint on black hole formation. In Proceedings of the DAE Symposium on Nuclear Physics, 68, 815.