Prof. Dr. Sergei Roshchupkin | Quantum Electrodynamics | Best Researcher Award

Professor of the Higher School of Fundamental Physical Research at Peter the Great St.Petersburg Polytechnic University (SPbPU), Russia

Sergei Pavlovich Roshchupkin, born on June 3, 1953, in Konotop, USSR, is a distinguished physicist specializing in quantum electrodynamics (QED) in strong electromagnetic fields. He earned his PhD in 1983 and Doctor of Sciences in 1995 from the National Research Nuclear University MEPhI. With decades of research and teaching experience, he has contributed significantly to theoretical physics, quantum optics, and laser-matter interactions. Currently a professor at Peter the Great St. Petersburg Polytechnic University, he has led numerous research projects and authored groundbreaking studies in high-energy physics. His work has earned him the title of Honored Scientist of Ukraine. 🏅📚

Professional Profile:

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Education & Experience 📖🔬

✅ Education 🎓

• 1971-1977 – Moscow Engineering Physics Institute (National Research Nuclear University MEPhI), Department of Experimental and Theoretical Physics

• 1983 – PhD in Physics: “Bremsstrahlung of Electrons and Photoproduction of Electron-Positron Pairs in Strong Electromagnetic Fields”

• 1995 – Doctor of Sciences (Phys & Maths): “Stimulated Emission and Spontaneous Bremsstrahlung in Relativistic Electron Collisions with Strong Light Fields”

✅ Career & Employment 💼

• 1977-1980 – Engineer at Russian Federal Nuclear Center (RFNC – VNIIEF) 🏗️

• 1983-1992 – Research Assistant & Associate Professor at Sumy State University 🏫

• 1992-2000 – Senior Staff Scientist & Professor at Institute of Applied Physics, NASU 🔬

• 2000-2001 – Head of Department of Economic Cybernetics at Ukrainian Academy of Banking 🏦

• 2001-2012 – Head of Laboratory of Quantum Electrodynamics, Institute of Applied Physics, NASU ⚛️

• 2012-Present – Professor & Head of Quantum Electrodynamics of Strong Fields, Peter the Great St. Petersburg Polytechnic University 🏛️

Professional Development 📚✨

Sergei Pavlovich Roshchupkin has spent over four decades advancing research in quantum electrodynamics (QED) in strong electromagnetic fields. His studies focus on the interactions of intense laser radiation with electrons, ions, and cosmic phenomena like pulsars and magnetars. 🌌⚡ His pioneering work in nonlinear quantum optics and laser amplification in QED processes has shaped modern theoretical physics. With extensive teaching experience, he has mentored students in classical mechanics, electrodynamics, and quantum theory. His leadership in scientific departments and research labs has propelled international collaborations and groundbreaking discoveries in high-energy physics. 🚀📖

Research Focus 🔍🧪

Sergei Pavlovich Roshchupkin’s research is at the frontier of high-energy quantum electrodynamics (QED) and nonlinear quantum optics. He investigates strong electromagnetic fields and their influence on particle interactions, particularly in extreme astrophysical environments like pulsars and magnetars. 🌠⚡ His studies delve into laser-lepton and laser-ion interactions, uncovering new ways to amplify laser radiation using QED processes in strong fields. 💡 His work contributes to the understanding of fundamental physics laws governing particle behavior under ultra-intense conditions, crucial for advancements in plasma physics, astrophysics, and next-generation laser technology. 🔬💥

Awards & Honors 🏆🎖️

🏅 Honored Scientist of Ukraine – Awarded in May 2011 for outstanding contributions to physics and quantum electrodynamics.
📜 Full Professor Title – Awarded in 1997 at Sumy State University for excellence in research and teaching.
🎓 Doctor of Sciences (Phys & Maths) – Earned in 1995 for groundbreaking work in stimulated emission and electron bremsstrahlung in strong light fields.
🔬 Leader of Multiple Research Projects – Recognized internationally for contributions to high-energy physics and QED.

Publication Top Notes

1. Quantum Entanglement of the Final Particles in the Resonant Trident Pair Production Process in a Strong Electromagnetic Wave

   • Journal: Photonics

   • Published: March 27, 2025

   • DOI: 10.3390/photonics12040307

   • Focus: This paper investigates quantum entanglement in the final particles produced during the resonant trident pair production process, which occurs under the influence of a strong electromagnetic wave. The study explores how entanglement manifests in this high-energy particle interaction.

2. Generation of Narrow Beams of Super High-Energy Gamma Quanta in the Resonant Compton Effect in the Field of a Strong X-ray Wave

   • Journal: Photonics

   • Published: June 26, 2024

   • DOI: 10.3390/photonics11070597

   • Focus: This paper discusses the generation of narrow beams of super high-energy gamma quanta using the resonant Compton effect, particularly in the field of a strong X-ray electromagnetic wave. It focuses on how intense electromagnetic fields can influence the generation of these high-energy photons.

3. The Generation of High-Energy Electron–Positron Pairs during the Breit–Wheeler Resonant Process in a Strong Field of an X-ray Electromagnetic Wave

   • Journal: Symmetry

   • Published: October 10, 2023

   • DOI: 10.3390/sym15101901

   • Focus: This article explores the generation of high-energy electron–positron pairs in the Breit–Wheeler resonant process under the influence of a strong X-ray electromagnetic field. It examines the conditions necessary for this process and its implications in quantum electrodynamics.

4. Резонансный процесс Брейта-Уиллера в сильном электромагнитном поле

   • Journal: Теоретическая и математическая физика (Theoretical and Mathematical Physics)

   • Published: September 2023

   • DOI: 10.4213/tmf10449

   • Focus: This paper, in Russian, focuses on the Breit–Wheeler resonant process in strong electromagnetic fields. It analyzes the theoretical aspects of this phenomenon and its importance in high-energy physics.

5. Generation of Narrow Beams of Ultrarelativistic Positrons (Electrons) in the Breit–Wheeler Resonant Process Modified by the Field of a Strong Electromagnetic Wave

   • Journal: Photonics

   • Published: August 18, 2023

   • DOI: 10.3390/photonics10080949

   • Focus: This paper discusses the modification of the Breit–Wheeler resonant process by a strong electromagnetic field, specifically focusing on the generation of narrow beams of ultrarelativistic positrons and electrons. The study explores how strong fields can influence particle acceleration and beam formation.

Conclusion

Professor Roshchupkin’s exceptional contributions to quantum electrodynamics, his leadership in theoretical physics research, and his recognition as an honored scientist make him a strong candidate for the Best Researcher Award. His work continues to shape modern physics, particularly in the fields of strong-field QED, non-linear optics, and astrophysical plasmas. His legacy in both research and academia is a testament to his excellence and impact on the global scientific community.