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

Published on by High Energy Physics

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

 

Shun-Jia Huang | Gravitational Waves | Best Researcher Award

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Dr. Shun-Jia Huang | Gravitational Waves | Best Researcher Award

Postdoctor at Sun Yat-sen University | China

Shun-Jia Huang is an accomplished PhD candidate in Theoretical Physics at Sun Yat-sen University, China, with an academic background that includes a Master’s degree and Bachelor’s degree from the same institution. His research focuses primarily on gravitational waves (GW), multi-messenger astronomy, and their applications in cosmology. Currently, he is a postdoctoral researcher at the same university, continuing his cutting-edge work in these fields.

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Early Academic Pursuits 🎓

Shun-Jia’s academic journey began at Shaoguan University, where he earned his Bachelor’s degree in Physics. He then pursued advanced studies at Sun Yat-sen University, completing his Master’s in Theoretical Physics and currently working towards a PhD. His dedication and aptitude for theoretical physics were evident early on, with his research interests beginning to center on gravitational wave detection and the exciting possibilities of multi-messenger astronomy.

Professional Endeavors 💼

Shun-Jia Huang’s professional trajectory includes significant roles, such as a postdoctoral researcher and a teaching assistant at Sun Yat-sen University. Additionally, he has gained experience as a part-time physics teacher with New Oriental Education & Technology Group, Guangzhou, where he imparted fundamental knowledge in physics. These roles showcase his versatility as both a researcher and an educator, actively contributing to the academic community.

Contributions and Research Focus 🔭

Shun-Jia’s research revolves around gravitational waves (GW) and multi-messenger detection, focusing on the intersections of astronomy, cosmology, and fundamental physics. His work involves gravitational lensing and its application in measuring cosmological parameters. He is particularly interested in double white dwarf binaries, supermassive black hole binaries, and the use of gravitational wave signals to explore the universe. His contributions to TianQin Observatory and research on strongly lensed gravitational wave signals are notable highlights of his career.

Impact and Influence 🌍

Shun-Jia’s research has made a significant impact on the astronomy and cosmology community, contributing to advancements in the detection of gravitational waves and the study of cosmological parameters through multi-messenger astronomy. His work has been widely recognized, and his publications in high-impact journals like Physical Review D and The Astrophysical Journal Supplement Series have paved the way for further studies in gravitational wave astronomy.

Academic Citations 📑

Shun-Jia’s research has garnered 601 citations and an h-index of 9. His work is highly regarded within the field, as evidenced by the impact of his papers, such as those on testing cosmic distance relations and the TianQin mission. His publications in leading astrophysical journals have ensured that his contributions reach a global audience, influencing both current research and future exploration in gravitational wave physics.

Research Skills 🧑‍💻

Shun-Jia possesses strong computational and analytical skills, utilizing tools such as Python, LATEX, Bash, and git for his research. His proficiency in programming languages like C and Fortran, as well as his intermediate knowledge of Mathematica and vim, allows him to perform advanced simulations and data analysis, which are crucial for his research on gravitational waves and multi-messenger detection.

Teaching Experience 👨‍🏫

In addition to his research, Shun-Jia has been an active teaching assistant at Sun Yat-sen University, mentoring students and sharing his knowledge of theoretical physics. His teaching role demonstrates his commitment to education and his ability to communicate complex scientific concepts to students. He also taught physics as a part-time instructor with New Oriental Education & Technology Group, gaining valuable experience in science communication and student engagement.

Awards and Honors 🏆

While his awards and honors are not explicitly listed, his significant contributions to gravitational wave research and multi-messenger astronomy place him as a candidate for recognition and accolades in the field of theoretical physics. The increasing number of citations to his work and his engagement with major conferences suggest that he is on the path to receiving more formal recognition for his contributions to the scientific community.

Legacy and Future Contributions 🔮

Shun-Jia Huang is at the forefront of gravitational wave astronomy and cosmology, and his future contributions promise to further expand our understanding of the universe. His work on gravitational wave lensing, the TianQin mission, and cosmological measurements positions him as a key figure in the next generation of astrophysicists. With his continued focus on multi-messenger detection, his legacy will likely involve groundbreaking discoveries that shape the future of space science and astronomy.

Publications Top Notes

An opacity-free method of testing the cosmic distance duality relation using strongly lensed gravitational wave signals

  • Authors: Shun-Jia Huang, En-Kun Li, Jian-dong Zhang, Xian Chen, Zucheng Gao, Xin-yi Lin, Yi-Ming Hu
    Journal: Physics of the Dark Universe
    Year: 2025

Detection of astrophysical gravitational wave sources by TianQin and LISA

  • Authors: Alejandro Torres-Orjuela, Shun-Jia Huang, Zheng-Cheng Liang, Shuai Liu, Hai-Tian Wang, Chang-Qing Ye, Yi-Ming Hu, Jianwei Mei
    Journal: Sci. China Phys. Mech. Astron.
    Year: 2024

Detecting strong gravitational lensing of gravitational waves with TianQin

  • Authors: Xinyi Lin, Jian-dong Zhang, Liang Dai, Shun-Jia Huang, Jianwei Mei
    Journal: Phys. Rev. D
    Year: 2023

Measuring the Hubble constant using strongly lensed gravitational wave signals

  • Authors: Shun-Jia Huang, Yi-Ming Hu, Xian Chen, Jian-dong Zhang, En-Kun Li, Zucheng Gao, Xin-Yi Lin
    Journal: JCAP
    Year: 2023

Constraining the extra polarization modes of gravitational waves with double white dwarfs

  • Authors: Ning Xie, Jian-dong Zhang, Shun-Jia Huang, Yi-Ming Hu, Jianwei Mei
    Journal: Phys. Rev. D
    Year: 2022

 

 

Gravitational Waves

Published on by High Energy Physics

 

Introduction to Gravitational Waves:

Gravitational waves are ripples in the fabric of spacetime, a phenomenon predicted by Albert Einstein's theory of general relativity in 1915. These waves are produced by the acceleration of massive objects, such as merging black holes or neutron stars, and they travel at the speed of light, carrying with them information about the violent cosmic events that created them.

Gravitational Wave Detectors:

Explore the technology and techniques behind the construction and operation of gravitational wave detectors like LIGO (Laser Interferometer Gravitational-Wave Observatory) and Virgo, which are crucial for capturing these elusive waves.

Astrophysical Sources of Gravitational Waves:

Investigate the various astrophysical events that can produce gravitational waves, including binary black hole mergers, neutron star mergers, supernovae, and cosmic inflation, and their implications for our understanding of the cosmos.

Data Analysis and Signal Processing:

Delve into the sophisticated data analysis and signal processing methods used to detect and analyze gravitational wave signals, separating them from background noise and extracting information about the sources.

Cosmology and Gravitational Waves:

Focus on the role of gravitational waves in cosmology, including their potential to reveal information about the early universe, the cosmic microwave background, and the nature of dark matter and dark energy.

Gravitational Wave Astrophysics:

Examine the interdisciplinary field of gravitational wave astrophysics, which combines data from gravitational wave detectors with observations from traditional telescopes to gain deeper insights into astrophysical phenomena and the nature of gravity.

 

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