Ujjal Kumar Dey | Particle physics and cosmology | Best Researcher Award

Dr. Ujjal Kumar Dey | Particle physics and cosmology | Best Researcher Award

Assistant Professor at IISER Berhampur | India

Dr. Ujjal Kumar Dey is an Assistant Professor at IISER Berhampur, Odisha, India, specializing in High Energy Physics with a focus on Beyond the Standard Model (BSM) Physics, Neutrino Physics, Dark Matter, Gravitational Waves, and the Particle Physics interface. With an extensive academic background in theoretical physics, he has made significant strides in the areas of gravitational wave astronomy and neutrino physics. His research is deeply rooted in fundamental questions regarding the universe’s unseen components, such as dark matter and cosmic neutrinos.

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📚 Early Academic Pursuits

Dr. Dey’s academic journey began with his Integrated M.Sc.-Ph.D. in Physics at Harish-Chandra Research Institute (2008-2014), where he specialized in Minimal and Non-minimal Universal Extra Dimensions under the supervision of renowned physicists Amitava Raychaudhuri and Biswarup Mukhopadhyaya. His thesis, “Some Studies on Minimal and Non-minimal Universal Extra Dimension”, focused on extra-dimensional theories, setting the stage for his research into higher-dimensional models and their implications in particle physics. His strong academic performance has been evident throughout, achieving first class honors in both his M.Sc. and B.Sc. degrees.

Professional Endeavors 🏫

Since 2019, Ujjal Kumar Dey has served as an Assistant Professor at IISER Berhampur, where he continues to explore the frontiers of High Energy Physics. Prior to this, he gained invaluable experience through Post-Doctoral Fellowships at esteemed institutions across South Korea, Taiwan, and India. He has made substantial contributions to neutrino physics, dark matter studies, and gravitational wave research. His collaborations with international researchers have significantly expanded his research network and elevated his profile in the global scientific community.

Contributions and Research Focus🔬

Ujjal’s research focuses on understanding phenomena beyond the Standard Model, particularly Minimal and Non-minimal Universal Extra Dimensions, dark matter, and gravitational waves. He is also involved in neutrino physics and superradiance. Ujjal has authored numerous publications, including works on ultra-light bosons, primordial black holes, and cosmic neutrino backgrounds. His work bridges astrophysics and particle physics, with implications for understanding the early universe and cosmic evolution.

Impact and Influence 🌍

Ujjal Kumar Dey’s work is widely recognized for its impact on theoretical physics. His contributions to the understanding of light dark matter, quark mixing, and extra dimensions have advanced the global discourse in High Energy Physics. Through international collaborations and speaking engagements at leading conferences like WHEPP and SUSY, Ujjal has influenced the direction of research in BSM physics. His work on gravitational waves and primordial black holes has also opened new avenues for astrophysical research.

Academic Citations & Research Skills 📑

Ujjal Kumar Dey’s academic output has been cited in leading physics journals, including Physics Letters B, Physical Review Letters, and Nuclear Physics B. His research is highly regarded in the areas of neutrino physics and dark matter. His expertise in theoretical analysis, computational techniques, and data interpretation makes him a sought-after collaborator and reviewer. He has contributed significantly to peer-reviewed publications and is known for his rigorous approach to complex theoretical problems.

Teaching Experience 🎓

Ujjal Kumar Dey is an accomplished educator. He teaches graduate-level courses at IISER Berhampur in subjects like Quantum Mechanics, Statistical Mechanics, General Relativity, and Quantum Field Theory. His ability to simplify advanced topics and foster critical thinking among students has earned him recognition both within IISER Berhampur and at international platforms. In 2024, he taught Advanced Quantum Mechanics at the Arab Physical Society Summer School in Cairo, Egypt. His mentorship extends to PhD students, post-doctoral researchers, and MS thesis students, providing them with the guidance to excel in theoretical physics.

Awards and Honors 🏆

Ujjal’s contributions to science have been recognized through several prestigious awards:

  • Core Research Grant (CRG) from SERB, Government of India (2024)

  • Start-up Research Grant (SRG) from SERB, Government of India (2020)

  • Marie Sklodowska-Curie Actions Seal of Excellence (2017)

  • National Post-Doctoral Fellowship (NPDF) (2016)
    He has also been recognized for his reviewing contributions in journals such as Physics Letters B, where he received a Certificate of Outstanding Contribution in Reviewing (2017).

Legacy and Future Contributions 🔮

Ujjal Kumar Dey’s legacy in the field of High Energy Physics is still evolving. With ongoing research in gravitational waves, dark matter, and neutrino physics, he is poised to make significant contributions to the understanding of the universe’s most fundamental questions. His future work will likely lead to new insights in gravitational wave detection, dark matter particle candidates, and early universe cosmology. Ujjal’s dedication to teaching and mentoring will continue to inspire the next generation of physicists. His influence will grow as he plays an integral role in shaping high-energy physics in the coming years.

Publications Top Notes

Primordial Black Holes and Gravitational Waves in the U(1)B−L extended inert doublet model: a first-order phase transition perspective
  • Authors: Indra Kumar Banerjee, Ujjal Kumar Dey, Shaaban S. Khalil

  • Journal: Journal of High Energy Physics

  • Year: 2024

Spinning primordial black holes from first order phase transition
  • Authors: Indra Kumar Banerjee, Ujjal Kumar Dey

  • Journal: Journal of High Energy Physics

  • Year: 2024

Gravitational wave probe of primordial black hole origin via superradiance
  • Authors: Indra Kumar Banerjee, Ujjal Kumar Dey

  • Journal: JCAP

  • Year: 2024

Probing the origin of primordial black holes through novel gravitational wave spectrum
  • Authors: Indra Kumar Banerjee, Ujjal Kumar Dey

  • Journal: JCAP

  • Year: 2023

Neutrino decoherence from generalised uncertainty
  • Authors: Indra Kumar Banerjee, Ujjal Kumar Dey

  • Journal: European Physical Journal C

  • Year: 2023

 

Saeed Fakhry | Dark Matter Studies | Best Scholar Award

Dr. Saeed Fakhry | Dark Matter Studies | Best Scholar Award

Shahid Beheshti University | Iran

Saeed Fakhry is a postdoctoral researcher at Shahid Beheshti University specializing in theoretical physics, particularly in astrophysics, gravitation, and cosmology. His research interests span a range of topics, including numerical relativity, compact binary systems, dark sectors, and cosmological black holes. He is passionate about exploring the universe’s most fundamental questions and pushing the boundaries of theoretical research.

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Early Academic Pursuits 🎓

Fakhry’s academic journey began with a BSc in Physics from Malayer University, where he worked on plasma chamber designs. This foundational experience led him to pursue graduate studies at Damghan University, earning an MSc in Astrophysics. His PhD at Shahid Beheshti University focused on Primordial Black Holes (PBHs), further sharpening his expertise in gravitational theory and cosmological observations.

Professional Endeavors 💼

Fakhry’s career in academia has seen him evolve from a Research Coordinator at K.N. Toosi University of Technology to his current postdoctoral position at Shahid Beheshti University. As a research associate, he’s dedicated to pushing forward the understanding of astrophysical phenomena, modified gravity, and cosmological models. His role also includes mentoring graduate students, fostering a community of intellectual curiosity and academic growth.

Contributions and Research Focus 🔬

Fakhry’s research focuses on cutting-edge theoretical astrophysics and cosmology. His work primarily investigates PBHs, dark matter interactions, and modified gravity theories. His research has redefined mass functions for dark matter halos and contributed new insights into gravitational wave signals. His contributions include examining neutron star mergers and the impact of dark matter on gravitational lensing. His published works in high-impact journals like The Astrophysical Journal and Physical Review D have made substantial impacts in both cosmology and gravitation.

Impact and Influence 🌍

Fakhry’s work has had a significant impact on both theoretical research and practical applications in astrophysics. By providing new frameworks for understanding early universe cosmology, dark matter interactions, and gravitational waves, his research is actively shaping future studies in these fields. His international collaborations and contributions to major research groups, including the Virgo Valencia Research Group, further enhance the global influence of his findings.

Academic Cites 📚

Fakhry’s work has been widely cited in the academic community, showcasing the importance of his contributions to astrophysics and cosmology. His research has garnered recognition for advancing theoretical physics and astrophysical observations, further emphasizing his influence within both the research community and global academic networks.

Research Skills 🔧

Fakhry possesses a strong analytical acumen and excels in problem-solving, particularly when tackling complex issues in cosmology and gravitation. His research skills also extend to modeling and simulating astrophysical phenomena using numerical relativity. His ability to bridge theoretical models with observational data from instruments like LIGO and Virgo underscores his proficiency in integrating theory with observation.

Teaching Experience 📖

Fakhry has taught advanced courses in General Relativity at the Master’s level, contributing to the academic growth of future physicists. He also actively mentors graduate students, guiding them in research on dark matter halos and PBHs. His role as a journal club organizer at Shahid Beheshti University fosters a collaborative environment where cutting-edge theoretical topics are discussed, promoting intellectual exchange within the academic community.

Awards and Honors 🏆

Fakhry has been honored with prestigious awards and scholarships throughout his academic career. These include the European Union Erasmus+ Mobility Grant, which allowed him to undertake research at the University of Valencia, and the Postdoctoral Grant from Shahid Beheshti University, which is enabling his current work. His recognition through these awards highlights his exceptional standing in the scientific community and his commitment to advancing knowledge.

Legacy and Future Contributions 🌟

Fakhry’s legacy is built on a foundation of innovative research and academic leadership. His future contributions are poised to drive theoretical astrophysics and cosmology into new realms, particularly in understanding dark matter and gravitational waves. His focus remains on pushing the boundaries of knowledge in these areas while mentoring the next generation of scientists. Fakhry’s continued work is expected to shape the future of theoretical physics, especially in the context of modified gravity and the cosmological challenges of the early universe.

Publications Top Notes

Compact Binary Merger Rate with Modified Gravity in Dark Matter Spikes

  • Authors: Saeed Fakhry, Sara Gholamhoseinian, Marzieh Farhang
    Journal: The Astrophysical Journal
    Year: 2024

Primordial Black Hole–Neutron Star Merger Rate in Modified Gravity

  • Authors: Saeed Fakhry, Maryam Shiravand, Marzieh Farhang
    Journal: The Astrophysical Journal
    Year: 2024

Primordial Black Hole Merger Rate in f(R) Gravity

  • Authors: Saeed Fakhry
    Journal: The Astrophysical Journal
    Year: 2024

Compact Binary Merger Rate in Dark-matter Spikes

  • Authors: Saeed Fakhry, Zahra Salehnia, Azin Shirmohammadi, Mina Ghodsi Yengejeh, Javad T. Firouzjaee
    Journal: The Astrophysical Journal
    Year: 2023

Effect of a High-precision Semianalytical Mass Function on the Merger Rate of Primordial Black Holes in Dark Matter Halos

  • Authors: Saeed Fakhry, Antonino Del Popolo
    Journal: Physical Review D
    Year: 2023