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.

👨‍🎓Profile

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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

 

Gayatri Ghosh | Neutrino Physics | Member

Prof. Gayatri Ghosh | Neutrino Physics | Member

PHD at Indian Institute of Science, Bangalore, India

Dr. Gayatri Ghosh, an accomplished physicist, holds a PhD and multiple qualifications including GATE, SLET, and UGC NET. Specializing in high-energy physics, her research focuses on Neutrino Physics, Supersymmetry, and Beyond Standard Model Physics. With teaching experience at prestigious institutions like PDUAM and Barak Valley Engineering College, she has also served as a visiting researcher at Indian Institute of Science and Indian Institute of Technology. Dr. Ghosh’s academic excellence is evident through her numerous awards, including top positions in both B.Sc and M.Sc Physics, highlighting her dedication to advancing scientific knowledge.

Professional Profiles:

Teaching and Research Experience

Assistant Professor, Department of Physics, PDUAM, Eraligool (from 02/03/2020 to present) Assistant Professor (Contractual), Department of Physics, Barak Valley Engineering College, Karimganj (from 01/04/2017 to 01/03/2020) Guest Faculty, Department of Physics, Assam University, Silchar (from 01/03/2015 to 30/04/2015) Guest Faculty, Department of Physics, Gurucharan College, Silchar (from 14/07/2016 to 05/10/2016) Junior and Senior High Energy Physics Research Fellow (RFSMS), UGC BSR Fellowship, Gauhati University, Guwahati (from 15/03/2012 to 12/03/2017) Visiting PhD Student, Centre of High Energy Physics, Indian Institute of Science, Bangalore (April 2014 to May 2014) Visiting PhD Student, Indian Institute of Technology, Guwahati (March 2016 to April 2016)

Area of Interest

Neutrino Physics, Supersymmetry, Beyond Standard Model Physics, Flavor & Higgs Physics

Awards and Honours

First Class First Position in Merit List in B.Sc Honours in Physics by Assam University, Silchar, 2008. First Class Second Position in Merit List in M.Sc Physics by Gauhati University, Gauhati, 2011. Merit Prize awarded for securing First Class Second position in M.Sc Physics by Physical Society GU in 2011. Awarded Bisharath in Kathak Dance by Lucknow University in 2008. Received second prize in inter-state Kathak Dance Competition in 2006. Selected as Assistant Professor in the department of Physics by the governing body and interview committee of PDUAM Eraligool in advertisement number DHE/PDUAM/ERA/53/2017/pt/14.

Research Focus:

Dr. Gayatri Ghosh’s research spans various aspects of theoretical particle physics, focusing primarily on neutrino physics, flavor symmetries, and extensions beyond the Standard Model. Her work delves into topics such as Majorana neutrinos, leptonic decay processes, and the implications of broken symmetries on phenomena like neutrino oscillations and flavor violation. With a particular interest in A4 flavor symmetry, her investigations contribute to understanding fundamental properties of particles and their interactions. Ghosh’s studies offer insights into phenomena such as the gμ-2 discrepancy, proton stability, and the potential role of neutralino cold dark matter in flipped SU(5)×U(1)χ models derived from F theory.

Publications

  1. Non-zero θ13 and δCP phase with A4 flavor symmetry and deviations to tri-bi-maximal mixing via Z2 × Z2 invariant perturbations in the neutrino sector, Publication: 2022.
  2. FCNCs, Proton Stability, $ g_{\mu}-2$ Discrepancy, Neutralino cold Dark Matter in Flipped $SU(5) \times U(1)_{\chi}$ from $F$ Theory based on $ A_{4} $ Symmetry, Publication: 2023.
  3. Majorana Neutrinos and Clockworked Yukawa Couplings contribution to non-observation of the rare leptonic decay li→ljγ, Clockwork Photon and Clockwork Graviton, Publication: 2022.
  4. Significance of broken μ−τ Symmetry in correlating δCP, θ13, Lightest neutrino Mass and neutrinoless double beta decay 0νββ, Publication: 2021.
  5. Effects of Leptonic Nonunitarity on Lepton Flavor Violation, Neutrino Oscillation, Leptogenesis, and Lightest Neutrino Mass, Publication: 2018.
  6. Effects of Leptonic Nonunitarity on Lepton Flavor Violation, Neutrino Oscillation, Leptogenesis, and Lightest Neutrino MassPublication: 2018.
  7. Octant Degeneracy and Quadrant of Leptonic CPV Phase at Long Baseline Experiments and Baryogenesis, Publication: 2018.
  8. Resolving Entanglement of CPV Phase with Octant of � 23 θ 23 ​ , and Leptogenesis, Publication: 2016.
  9. Charged Lepton Flavor Violation μ→eγ in μ−τ Symmetric SUSY SO(10) mSUGRA, NUHM, NUGM, and NUSM theories and LHC, Publication: 2015.
  10. Neutrino masses and mixings using updated values of running quark and lepton massesPublication: 2014.

 

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