Ravishankar Ambi | High energy physics | Best Researcher Award

Assist. Prof. Dr. Ravishankar Ambi | High energy physics | Best Researcher Award

Assistant Professor at Jaysingpur College, Jaysingpur | India

Dr. Ravishankar Ramesh Ambi is a dedicated physicist specializing in material science and thin film gas sensor technology. Awarded a Ph.D. in Physics from Shivaji University, Kolhapur in July 2024, he has established himself as an emerging researcher focusing on advanced nanomaterials for energy conversion and storage devices. His academic journey reflects a consistent pursuit of knowledge, culminating in innovative research outputs and contributions to both science and education.

👨‍🎓Profile

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🎓 Early Academic Pursuits

Dr. Ambi’s educational foundation is rooted in physics, starting with a Bachelor of Science (B.Sc.) from Jaysingpur College, followed by a Master of Science (M.Sc.) from Shivaji University, where he secured First Class with a percentage of 55.21%. His academic diligence from the early stages set the stage for his advanced research, culminating in a Ph.D. thesis on “Studies on Metal Oxide NiO coated ZnO thin films for gas sensing application,” showcasing his growing expertise in nanomaterial sciences.

💼 Professional Endeavors

Since July 2024, Dr. Ambi has been contributing as a faculty member in the Department of Physics at Jaysingpur College, engaging in both teaching and research. Alongside his academic duties, he has taken on roles such as Theory Exam Junior Supervisor and Practical Lab Expert, reflecting his commitment to academic integrity and student development. His participation in workshops and seminars further demonstrates his proactive engagement with the evolving educational landscape.

🔬 Contributions and Research Focus

Dr. Ambi’s primary research areas include material science, thin film gas sensors, and energy conversion and storage devices. His significant research work has led to the publication of several papers in reputable international journals, including those with high impact factors (up to 4.1). He holds a patent for vertically aligned ZnO nanorod films aimed at highly sensitive and selective NO2 gas detection, highlighting his contribution to applied science and sensor technology innovation.

🌟 Impact and Influence

Through his research on metal oxide coated ZnO thin films and gas sensors, Dr. Ambi addresses critical challenges in environmental monitoring and energy technologies. His work on NiO nanosheets and hierarchical heterostructures has enhanced the sensitivity and selectivity of gas sensors, contributing to improved air quality detection methods. His active participation in international conferences and national workshops amplifies his influence in the scientific community.

📚 Academic Cites and Publications

Dr. Ambi has published at least five significant research papers, including contributions in Applied Physics A, Materials Science & Engineering B, and Sensors and Actuators A: Physical, journals recognized for their academic rigor and impact. His papers focus on novel nanostructures for gas sensing, reflecting both theoretical insight and practical applications. These publications contribute to his growing academic reputation and serve as references for ongoing research in the field.

🧰 Research Skills

Dr. Ambi exhibits strong competencies in thin film deposition techniques, chemical synthesis of nanomaterials, and characterization methods such as spectroscopy and microscopy. His expertise extends to fabricating nanostructured sensors with enhanced performance, and he has experience managing funded research projects, including a notable project with IIT Bombay’s Centre of Excellence in Nano-electronics. These skills position him as a valuable asset for both academic and applied research.

👨‍🏫 Teaching Experience

Since his appointment in July 2024, Dr. Ambi has actively contributed to the academic growth of physics students at Jaysingpur College. He has taught undergraduate courses aligned with the new NEP-2020 curriculum, participated in curriculum workshops, and overseen laboratory practicals. His role extends beyond teaching, including organizing examinations and serving on committees, showcasing a holistic approach to education.

🏆 Awards and Honors

Dr. Ambi’s notable achievement includes the award of his Ph.D. in 2024 and securing research grants for projects on ZnO thin films. His published patent further emphasizes his innovative capabilities. Though early in his career, his consistent research output and academic contributions position him well for future awards and recognitions.

🌱 Legacy and Future Contributions

With a strong foundation in nanomaterials and sensor technology, Dr. Ambi is poised to make significant contributions to environmental monitoring and sustainable energy solutions. His dedication to research, combined with his active teaching role, suggests a promising future as both a scientist and educator. Continuing to expand his research network and international collaborations will further enhance his impact and legacy in the scientific community.

Top Noted Publications

NiO nanosheet-assembled chemiresistive for NO2 detection

  • Authors: R. R. Ambi, R. A. Mali, A. B. Pawar, M. G. Mulla, R. K. Pittala
    Journal: Applied Physics A (Appl. Phys A)
    Year: 2025

Highly porous hierarchical NiO coated ZnO p-n heterostructure for NO2 detection

  • Authors: R. R. Ambi, A. A. Mane, V. B. Patil, R. D. Mane
    Journal: Materials Science & Engineering B
    Year: 2024

Highly porous NiO microstructure for NO2 detection

  • Authors: R. R. Ambi, A. A. Mane, R. D. Tasgaonkar, R. D. Mane
    Journal: Physica B: Condensed Matter
    Year: 2024

NO2 Sensing properties of chemically deposited vertically aligned flowerlike hexagonal ZnO nanorods

  • Authors: R. R. Ambi, M. G. Mulla, R. J. Pittala
    Journal: Sensors and Actuators A: Physical (Sens. Actuators: A Phys.)
    Year: 2024

Synthesis and Characterization of CdO Thin Films by Spray Pyrolysis Method

  • Authors: R. D. Mane, A. B. Patil, R. R. Ambi, U.E. Mote, R. D. Tasgaonkar
    Journal: Research Journal of Life Science, Bioinformatics, Pharmaceutical and Chemical Science
    Year: 2022

 

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