A.I. Alikhanyan National Science Laboratory | Armenia
Dr. Roza Avetisyan is a distinguished researcher in the field of nuclear physics, currently serving as the Head of the Low Energy Nuclear Physics Group at the A.I. Alikhanyan National Science Laboratory in Yerevan, Armenia. With a Ph.D. in Physics, Avetisyan’s work spans over a decade of research and scientific contributions, particularly in nuclear reactions, medical isotopes, and accelerator-based physics.
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🎓 Early Academic Pursuits
Dr. Avetisyan’s academic journey began at Yerevan State University, where she earned her B.S. and M.S. degrees in Physics (2005-2011). Her early research focused on GEANT4 simulations and the spontaneous radiation of electron beams, setting the foundation for her future work in nuclear physics. She continued her academic trajectory by joining the A.I. Alikhanyan National Science Laboratory for her Ph.D., completing her dissertation in 2022 on “Study of the excitation functions and isomer ratios of proton and gamma-induced reactions,” under the mentorship of I.A. Kerobyan.
💼 Professional Endeavors
Roza’s career spans multiple roles at the A.I. Alikhanyan National Science Laboratory (AANL) in Armenia. Since 2012, she has evolved from an engineer physicist to the head of the Low Energy Nuclear Physics Group (since January 2023). She has also held key positions like Science Secretary and Researcher within the same group, contributing to various nuclear physics projects and fostering scientific collaboration. Her contributions extend to international partnerships, as she has also worked as a laboratory research visitor at the University of Notre Dame (2013).
🔬 Contributions and Research Focus
Dr. Roza Avetisyan’s research is primarily focused on low-energy nuclear physics, proton and gamma-induced reactions, and medical isotopes. Her key contributions include the investigation of excitation functions and isomer ratios in nuclear reactions, as well as the production of medical isotopes like 186gRe. Through her leadership at AANL, she has advanced studies on applied gadolinium radioisotopes, neutron flux formation, and isotope production using cyclotron beams. Her research plays a critical role in nuclear medicine and radiation safety.
Academic Cites 📑
Dr. Roza Avetisyan has authored multiple influential papers in nuclear physics, which have been cited in leading journals such as Nucl. Phys. A, The European Physical Journal A, and NIM B. Notable publications include works on the formation of 180mTa and the production of 186gRe. Her research on proton-induced reactions and excitation functions contributes to the understanding of nuclear processes and their applications in various sectors, including nuclear energy and medical isotope production.
👨🏫 Teaching Experience
While her primary focus is research, Dr. Avetisyan’s role as a research mentor and group leader at the AANL has involved training and guiding the next generation of physicists. Her participation in international workshops and summer schools reflects her commitment to educating young scientists in nuclear physics and accelerator technology.
Research Skills 🧠
Roza possesses advanced skills in nuclear reaction analysis, isotope production, and simulation tools like TALYS, EMPIRE, and GEANT4. She is proficient in using these tools to model and predict nuclear processes, which is critical for her research in low-energy nuclear physics and nuclear medicine. Furthermore, her experience with cyclotron facilities and bremsstrahlung beams enhances her research capabilities in both theoretical and applied physics.
Technical Skills ⚙️
Roza is well-versed in a range of technical skills essential for her research, including programming languages and simulation software. She is proficient in TALYS, EMPIRE, and SRIM/TRIM, which are crucial for simulating nuclear reactions and material interactions. Her proficiency extends to data analysis using OriginPro and SketchUp, enhancing her research in both theoretical calculations and experimental setups.
Legacy and Future Contributions 🌟
Roza Avetisyan’s legacy is firmly rooted in her contributions to low-energy nuclear physics and medical isotope research. As she continues to lead AANL’s Low Energy Nuclear Physics Group, her future work will likely focus on advancing nuclear spectroscopy and expanding the use of applied isotopes in medical and industrial applications. With her scientific leadership, Roza is poised to make lasting contributions to both scientific communities and nuclear medicine, potentially revolutionizing the way medical treatments are delivered using isotopes.
Top Noted Publications
- Measurement of flux-weighted average cross-section in the photo-neutron reactions of Nb at the bremsstrahlung end-point energies of 20 MeV and 67 MeV
Authors: R.V. Avetisyan, A.G. Barseghyan, Yu A. Gharibyan, A.V. Gyurjinyan, H.A. Mkrtchyan, A. Yu Petrosyan, I.A. Kerobyan
Journal: Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms
Year: 2024
- Evaluation of 180mTa formation cross-sections in photoneutron reactions
Authors: R.V. Avetisyan, A.G. Barseghyan, Yu.A. Gharibyan, A.V. Gyurjinyan, H.A. Mkrtchyan, A.Yu. Petrosyan, I.A. Kerobyan
Journal: Nuclear Physics A
Year: 2024
- Investigation of proton-induced excitation functions on natural tungsten up to 18 MeV
Authors: R.V. Avetisyan, A.G. Barseghyan, Yu.H. Gharibyan, A.V. Gyurjinyan, I.A. Kerobyan, H.A. Mkrtchyan, A.Yu. Petrosyan
Journal: Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms
Year: 2023
- Investigation of Production Possibility of Medical Isotope 155Tb on Cyclotron C18/18
Authors: R.V. Avetisyan, A.G. Barseghyan, Y.H. Gharibyan, A.V. Gyurjinyan, H.A. Mkrtchyan, A.Yu. Petrosyan, I.A. Kerobyan
Journal: Journal of Contemporary Physics (Armenian Academy of Sciences)
Year: 2024
- Search for the evidence of 209Bi(γ,p5n)203Pb reaction in 60 MeV bremsstrahlung beams
Authors: M. Krmar, N. Jovančević, D. Maletić, Ž. Medić, D. Knežević, M. Savić, Yu. Teterev, S. Mitrofanov, K.D. Timoshenko, S.I. Alexeev, H. Marukyan, I. Kerobyan, R. Avetisyan, L. Poghosyan, R. Dallakyan, A. Hakobyan, L. Vahradyan, H. Mkrtchyan, A. Petrosyan
Journal: The European Physical Journal A
Year: 2023