Ֆիզիկայի ֆակուլտետ
Faculty of Physics
The process of training specialists in the field of physics and mathematics began in 1922 in YSU.:
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Anahit R. Balabekyan

Head of Chair | Chair of Nuclear Physics
Education
1973 - 1978: Department of Physics, Yerevan State University

Academic degree
Degree of the Doctor of Science in Physics of atomic nuclei and elementary particles.
01.04.16,2009: Laboratory of Nuclear Problems, JINR, Dubna, Russia,
Degree of the Candidate of Science (P.H.D.) in Physics of atomic nuclei and elementary particles.
01.04.16, 1993: Laboratory of Nuclear Problems, JINR, Dubna, Russia,

Professional experience
From 2013 up to date: Head of Nuclear Physics Dep. of Yerevan State University
2003 - 2013: Associated Professor Department of Physics, YSU
1995 - 2003: Senior Researcher, Laboratory of Nuclear Problems, Joint Institute for Nuclear Research, Dubna, Russia
1988 - 1995: Researcher, High energy physics laboratory, YSU.
1978 - 1988: Junior Researcher, Department of Physics, YSU

Academic courses
Physics of atomic nuclei and elementary particles, for 3th year bachelor student of department of Physics
Nuclear reactions, for 4th year bachelor student of department of Physics
The management of Radioactive waste and transmutation, for 4th year bachelor student of department of Physics
Ion-nuclear interactions, for 2-th year master student of department of Physics
Methods of math processing of experiment results, for 2th year master student of department of Physics

Scale of professional interests
Study of nuclear reactions mechanism at high energies
Issues of transmutation of nuclear waste

Participation in grant projects
Erasmus mundus distance learning 2006

Professional membership
Scientific Council of department of Physics
Invited Member of 038 Professional Council at Polytechnic University of Electrical Engineering and Energy

Languages
Armenian (native), Russian (excellent), English (fluent), Spanish (fluent)

Latest Publications (70)
A. R. Balabekyan , G. S. Karapetyan, E. Andrade-II, A. Deppman, S. V. Gaginyan , E. Melyan, J. R. Drnoyan, V. I. Zhemenik, J. Adam, L. Zavorka, A. A. Solnyshkin, V. M. Tsoupko-Sitnikov, J. Khushvaktov, E. B. Hernández
Fragment production in proton–induced reaction on 209Bi target at intermediate energy range
2019 | Article
Physical Review C, 2019, 100(2), 024616(1-9) էջ
S V Gaginyan , A R Balabekyan , G S Karapetyan, N A Demekhina, J R Drnoyan, V I Zhemenik, J Adam, L Zavorka, A A Solnyshkin, V M Tsoupko-Sitnikov, J Khushvaktov, V Pronskikh, V M Zhamkochyan , V Guimarães, A Deppman
Spallation reactions induced by 4.4 GeV deuterons on lead isotopes
2019 | Article
Journal of Physics G: Nuclear and Particle Physics, 2019, 46(9), 095103(1-23) էջ,
A. Balabekyan , A. Aleksanyan, S. Amirkhanyan, N. Demekhina, S. Faltajanyan, H. Gulkanyan, T. Kotanjyan, V. Mangasaryan, L. Poghosyan, V. Pogosov
The Study Of Photoproduction Of Cobalt Radioisotopes From Copper Nuclei
2019 | Article
International Conference on Nuclear and Radiation Physics and Materials: NRPM 2019, 38 էջ
A.R.Balabekyan , E. Melyan, S. Faltajanyan, N.A. Demekhina, A. Aleksanyan, S. Amirkhanyan, H. Gulkanyan, T. Kotanjyan
Photoproduction Of Alfa-Particles For Medium Weight And Heavy Nuclei In Energy Range 20-40 Mev
2019 | Article
International Conference on Nuclear and Radiation Physics and Materials: NRPM 2019, 21 էջ
A. R. Balabekyan , N. A. Demekhina, Yu. E. Penionzhevich, N. K. Skobelev, S. M. Lukyanov, V. Burjan
Reactions 11B +209 Bi at energies above Coulomb barrier
2018 | Article
Eurasian journal of physics and functional materials. 2018, 2(1), 6-16 pp.
A. R. Balabekyan , E. Andrade, G. S. Karapetyan, A. Deppman, J. L. Bernal-Castillo, Valdir Guimaraes, J. Adam, F. Garcia, F. Guzman
Systematic study of fission modes in the proton-induced fission of actinide and pre-actinide
2018 | Article
Journal of Physics G: Nuclear and Particle Physics, 2018, 45,1, 015105(1-24) pp.
A. R. Balabekyan , G. S. Karapetyan, A. Deppman, V. Guimaraes, N. A. Demekhina
Interaction of 11B with 209Bi and 181Ta targets at intermediate energies
2016 | Article
Physical Review C, 2016, 94, 024618-1-8 pp.
A. R. Balabekyan , G. S. Karapetyan, N. A. Demekhina, D. R. Drnoyan, V. I. Zhemenik, J. Adam, L. Zavorka, A. A. Solnyshkin, V. M. Tsoupko-Sitnikov, V. Guimar˜aes, A. Deppman
Isomer production in intermediate-energy deuteron-induced reactions on a gold target
2016 | Article
Physical Review C. 2016, 93, 054614-1-054614- pp.
Метод наведенной активности для исследования ядерных реакций на изотопах Pb и Sn
2016 | Article
Известия НАН РА. Физика. 2016, 51, N 3, стр. 291–299
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Աստղերի էներգիայի աղբյուրը
2016 | Article
Բնագետ: 2016թ․, 1, 66-72 էջ, Հայաստան
A. Deppman, G. S. Karapetyan, V. Guimar˜aes, C. Gonzales , A. R. Balabekyan , N. Demekhina
Bremsstrahlung-induced fission and spallation of the pre-actinide nucleus 181Ta
2015 | Article
PHYSICAL REVIEW C 91, 024620 (2015).p. 91-98
A. Depman, A. R. Balabekyan , V. Guimaraes, G. Karapetyan
Photon and proton induced fission on heavy nuclei at intermediate energies
2014 | Article
EPJ Web of Conferences 69, 00017 (2014), dx.doi.org
G. Karapetyan, A. R. Balabekyan , N. A. Demekhina
Spallation of 197Au with 4.4-GeV deuterons
2014 | Article
EPJ Web of Conferences 69, 00022 (2014), dx.doi.org
Միջուկային ռեակցիաներ
2014 | Book
Ուսումնամեթոդական ձեռնարկ: Երևանի համալսարանի հրատարակչություն: 2014թ., Երևան, էջ 3-111
A. R. Balabekyan , N. A. Demekhina, G. Karapetyan, V. Zhamkochyan
The analysis of proton-and deuteron-induced reaction cross-sections on tin isotopes at the beam energy of 3.65 GeV/nucleon
2014 | Article
Phys. Atom. Nucl. 77 (2014), pp. 31-34
A. R. Balabekyan , N. A. Demekhina, G. S. Karapetyan, L. Karayan, J. R. Drnoyan, V. I. Zhemenik
Recoil properties of fragments formed in 4.4 GeV deuteron-induced reactions on a gold target
2014 | Article
PHYSICAL REVIEW C 89, 054604 (2014). p. 89-97
A. R. Balabekyan , N. A. Demekhina, G. S. Karapetyan, D. R. Drnoyan, V. I. Zhemenik, J. Adam
Target residues formed in the 4.4 GeV deuteron-induced reaction on gold
2014 | Article
PHYSICAL REVIEW C 90, 054612 (2014). p 90-98
A. S. Danagulyan , G. H. Hovhannisyan , A. R. Balabekyan , N. A. Demekhina, V. G. Kalinnikov
Investigation of isomeric ratios in high-energy reactions
2013 | Article
Physics of atomic Nuclei, Vol. 76, No. 3, pp. 349–354, 2013
A. R. Balabekyan , A. S. Danagulyan, G. H. Hovhannisyan
Investigation of isomeric ratio in reactions at high energy
2013 | Article
Yad. Fiz. 76 (2013), pp. 381-387
A. R. Balabekyan , N. A. Demekhina, A. E. Simonyan
Comparative analysis of cross sections of residual nuclei on separated tin isotopes at beam energy of protons and deuterons 3.65 GeV/nucleon
2013 | Article
Phys. Atom. Nucl. 76 (2013), pp. 281-285
A. Depman, E. Andrade, V. Guimaraes, G. Karapetyan, A. R. Balabekyan
Proton induced fission on 241Am, 238U and 237Np at intermediate energies
2013 | Article
Physical Review C 88, 024608 (2013). p. 88-93
A. Depman, E. Andrade, V. Guimaraes, G. Karapetyan, A. R. Balabekyan
Supersymmetric fission of heavy nuclei induced by intermediate-energy protons
2013 | Article
Review C 88, 064609 (2013). p. 88-93
G. H. Hovhannisyan , A. S. Danagulyan , A. R. Balabekyan , N. A. Demekhina, J. Adam, V. G. Kalinnikov, V. S. Pronskikh
Formation of the close to target products in interaction of 12C ions with the tin targets at the 2.2 A GeV energy
2012 | Article
Physics of Atomic Nuclei, Vol.75, №2, p.p. 136-142, 2012
G. H. Hovhannisyan , A. S. Danagulyan , A. R. Balabekyan , N. A. Demekhina, J. Adam, V. G. Kalinnikov, V. S. Pronskikh, A. A. Solnyshkin, V. M. Tsoupko-Sitnikov, N. M. Vladimirova
Interaction of 12C ions with the enriched tin isotopes at the 2.2 A GeV energy
2012 | Article
Physics of Atomic Nuclei, Vol.75, №2, p.p. 125-135, 2012
Formation of the close to target products in interaction of 12C ions with the tin targets at the 2.2 GeV/nucleon energy
2012 | Article
Yad. Fiz., 75, (2012), pp. 158-164
Interaction of 12C ions with the enriched tin isotopes at the 2.2 GeV/nucleon energy
2012 | Article
Yad.Fiz. , 75, (2012), pp. 147-157
G. S. Karapetyan, A. R. Balabekyan , N. A. Demekhina, J. Adam, K. Katovsky
Formation of light and intermediate mass fragments in proton induced fission of uranium
2012 | Article
Electric Power Engineering (2012) 1285-1287
A. R. Balabekyan , A. S. Danagulyan , J. R. Drnoyan, N. A. Demekhina, G. H. Hovhannisyan , A. E. Simonyan, J. Adam, A. A. Solnishkin, V. M. Tsoupko-Sytnikov
Systematization of the cross section of residual nuclei formed on separated tin isotopes in reaction with proton of different energy
2011 | Article
Physics of Atomic Nuclei, Vol.74, №5, pp. 3-12, 2011
A. R. Balabekyan , A. S. Danagulyan, J. R. Drnoyan, G. H. Hovhannisyan
Systematization of cross-sections for the production of residual nuclei on separated tin isotopes in reactions induced by various-energy protons
2011 | Article
Physics of Atomic Nuclei 74, 5, (2011). pp. 635-640
Symmetry Energy and the Isoscaling in Reactions on Enriched Tin Isotopes
2010 | Article
Physics of Atomic Nuclei 73 N7 p.81-85 (2010)
A. R. Balabekyan , A. S. Danagulyan, G. H. Hovhannisyan, N. A. Demekhina
Recoil studies in the reactions of 12C ions with the enriched tin isotope
2010 | Article
Physics of Atomic Nuclei 73 N7 p.1176-1184 (2010)
A. R. Balabekyan , G. S. Karapetyan, N. A. Demekhina, J. Adam, K. Katovsky
Symmetric and asymmetric fission modes in proton-induced fission at 660 MeV of 238U
2010 | Article
Physics of Atomic Nuclei 73, (2010), pp. 1814-1819
E&T RAW Collaboration
2010 | Article
Study of deep subcritical electronuclear systems and feasibility of their application for energy production and radioactive waste transmutation. Preprint E1-2010-61, JINR, Dubna (2010). p. 61-78
Ա. Ռ. Բալաբեկյան , Գ. Ս. Կարապետյան, Ջ. Ռ. Դռնոյան
Միջուկային ֆիզիկայի խնդիրների և թեստերի ժողովածու
2009 | Book
Ուսումնամեթոդական ձեռնարկ: Երևանի համալսարանի հրատարակչություն: 2009թ., Երևան, էջ 3-53
G. SD. Karapetyan, A. R. Balabekyan , N. A. Demekhina, J. Adam
Multimodal approach to the {241Am and 237Np fission induced by 660 MeV protons
2009 | Article
Yadernaya Fizika 72 N6 (2009), pp. 955-960
Nuclear Physics
2008 | Article
A814 (2008), pp. 109-117
Systematization of the yields of products of photonuclear reactions on enriched-tin targets at bremsstrahlung-photon endpoint energy of 4.5 GeV
2008 | Article
Physics of Atomic Nuclei 71 N10 (2008), pp. 1940-1943
A. S.Danagulyan , A. R. Balabekyan , G. H. Hovhannisyan , N. A. Demekhina , J. Adam, V. G. Kalinnikov, M. Krivopustov, V. M. Tsupko-Sitnikov
Isoeffect in reactions on enriched tin isotopes with 12C ions at 2.2 A GeV energy
2008 | Article
Nuclear Physics A814, pp. 109-117 (2008)
Recoil Products from p+118 Sn and d+118 Sn at 3.65 GeV/A LANL LA-UR-06-3530 Los Alamos 2006
2007 | Article
E-print: nucl-ex/0603022 2006, Physics of Atomic Nuclei 70 N11 p.1-9 (2007)
Recoil Products from p+118Sn and d+118Sn at 3.65 GeV/A
2007 | Article
Physics of Atomic Nuclei 70 N11 (2007),pp. 1889-1897 LANL LA-UR-06-3530 Los Alamos 2006, E-print: nucl-ex/0603022 2006
J. Adam, V. G. Kalinnikov, K. Katovsky, A. R. Balabekyan , M. I. Krivopustov, H. Kumawat, A. A. Solnyshkin, V. I. Stegailov, V. M. Tsoupko-Sitn, W. Westmeier
Transmutation of 237Np, 129I, 238Pu, 239Pu and 241Am using neutrons produced in target-blanket system "Energy plus Transmutation by relativistic protons"
2007 | Article
Journal of Physics Indian Academy of Sciences V. 68 No.2 (2007) pp. 201-212
Formation of Light Isotopes by Protons and Deuterons of 3.65 GeV/nucleon on Separated Tin Isotopes, LANL LA-UR-05-4676 Los Alamos 2005
2006 | Article
E-print: nucl-x/0506024 2005, Physics of Atomic Nuclei 69 , p.1520-1530 (2006)
J. Adam, A. R. Balabekyan , V. Bradnova
Transmutation studies with GAMMA2-setup using relativistic proton beams of the JINR Nuclotron"
2006 | Article
Nuclear Instrument and Methods in Physics Research A 562 (2006), pp. 741-742
The Classification of Yields of the Formation of Products of Photonuclear Reactions on the Separated Isotopes of Ni and Cu
2006 | Article
Proceedings of the Academy of Sciences Armenia (Physics) 41, N6, 2006, pp. 445-449
Formation of Light Isotopes by Protons and Deuterons of 3.65 GeV/nucleon on Separated Tin Isotopes
2006 | Article
Physics of Atomic Nuclei 69 N9 (2006), 1485-1495 LANL LA-UR-05-4676 Los Alamos 2005, E-print: nucl-ex/0506024 2005
Сравнение кинематических характеристик ядер-отдачи, образованных из мишени 65^Cu, с теоретическими расчетами (65^Cu թիրախից ստացված հետհարվածային միջուկների կինեմատիկակիան բնութագրերի համեմատումը տեսական հաշվարկների հետ)
2006 | Article
ԵՊՀ Գիտական տեղեկագիր, Բնական գիտություններ, 2006, #3, էջ 36-39 (ռուսերեն)
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Некоторые поправки на сечения остаточных ядер, образовавшихся при облучении обогощенных мишеней олова пучком ионов ^12C с энергией 2.2 ГэВ/Нуклон (Անագի հարստացված թիրախները 2.2 ԳէՎ/Նուկլոն էներգիայով 12C իոններով ճառագայթելիս առաջացած մնացորդային միջուկներիկտրվածքների որոշակի ուղղումներ)
2006 | Article
ԵՊՀ Գիտական տեղեկագիր, Բնական գիտություններ, 2006, #2, էջ 70-73 (ռուսերեն)
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Investigation of spallation reaction on 120Sn and reactions (d,xn),(d,pxn),(p,xn) and (p,pxn) on enriched tin isotopes
2005 | Article
Physics of Atomic Nuclei 68 p.1-6 (2005)
Ա. Ռ. Բալաբեկյան , Ա. Ս.Դանագուլյան, Ե. Հ. Գրիգորյան, Ի. Ն.Հայրապետյան
Միջուկային ֆիզիկայի լաբորատոր աշխատանքների հատուկ պրակտիկում
2005 | Book
Ուսումնամեթոդական ձեռնարկ: Երևանի համալսարանի հրատարակչություն: 2005թ., Երևան, էջ 3-18
J. Adam, A. R. Balabekyan , V. S. Barashenkov
Comparison the residual nuclei formation cross sections in the targets 137Np and 241Am at the 660 Mev protons energy with the models calculations
2005 | Article
Physics of elementary particles and atomic nuclei, Letters (Particles and nuclei, Letters) 2005, V.2, 6(129), pp. 25-39
J. Adam, A. R. Balabekyan , V. S. Barashenkov, R. Brandt, V. M. Golovatiouk, V. G. Kalinnikov
Spallation neutron spectrum on a massive lead/paraffin target irradiated with 1 GeV protons
2005 | Article
European Physical Journal A v.23, N 1, (2005), pp. 61-68
Isotope effect in fragment-yields observed in p+isotopes Sn inclusive reactions
2004 | Article
Nuclear Physics A 735/1-2, p. 267-276 (2004)
V. E. Aleksandryan, J. Adam, A. R. Balabekyan , A. S. Danagulyan
The isomeric ratios of the cross sections of the reactions Sn(p,xpyn)X
2002 | Article
Physics of Atomic Nuclei 65 N5 p.776-784 (2002); Yad.Fis. 65, p. 1-9( 2002)
A. S. Danagulyan , J. Adam, A. R. Balabekyan , V. G. Kalinnikov, V. I. Stegailov, V. Rodionov, V. I. Fominikh, J. Frana
Formation of light nuclei in the reactions of protons with separated tin isotopes
2000 | Article
Physics of Atomic Nuclei 63(2) p.151-155, 2000 (Yadernaya Fizika 63, p. 204-208, 2000
V. Aleksandryan, J. Adam, A. Balabekyan , A. S. Danagulyan , V. G. Kalinnikov, G. Musulmanbekov, V. K. Rodionov, V. I. Stegailov, J. Frana
Formation of residual nuclei with medium mass number in the reaction of protons with separated tin isotopes
2000 | Article
Nuclear Physics 2000, V.A674/3-4, P. 539-549
A. S. Danagulyan , L. G. Martirosyan, N. Amelin, A. R. Balabekyan , V. G. Kalinnikov, V. I. Stegailov, J. Frana
Investigation of (p,xn); (p,pxn) and (p,pn) reactions on tin isotopes
1997 | Article
Physics of Atomic Nuclei 60, pp. 965-969, 1997
V. E. Aleksandryan, G. S. Ivazyan, A. R. Balabekyan , A. S. Danagulyan , V. G. Kalinnikov, V. I. Stegailov, Y. Frana
Study of isomer ratios of proton-nuclear cross-sections on tin isotopes
1996 | Article
Physics of Atomic Nuclei 59, pp. 21-25, 1996
A. A. Arakelyan, A. R. Balabekyan , A. S. Danagulyan , A. R. Khudaverdyan
Photospallation of separate tin isotopes
1992 | Article
Physics of Atomic Nuclei (rus), 55, 5(11), pp. 2593-2603, 1992
A. A. Arakelyan, A. R. Balabekyan , A. S. Danagulyan , A. G. Khudaverdyan
Recoil properties of nuclei produced in the photospallation of 65Cu
1991 | Article
Nucl.Phys. A534, 535-540, 1991
A. A. Arakelyan, A. R. Balabekyan , A. S. Danagulyan , A. R. Khudaverdyan
Reactions of (γ,) and (γ,xn) on the medium and middleweights nuclei
1990 | Article
Physics of Atomic Nuclei (rus), 51, 6, pp. 1582-1584, 1990
A. A. Arakelyan, A. R. Balabekyan , A. S. Danagulyan , A. R. Khudaverdyan
Photoproduction of 7Be and 24Na on the targets 60Ni, 118Sn, 120Sn and 124Sn
1990 | Article
Physics of Atomic Nuclei(rus), 52,2(8), pp. 319-322, 1990
A. A. Arakelyan, A. R. Balabekyan , A. S. Danagulyan , A. R. Khudaverdyan
Characteristics of recoil nuclei formation in the photospallation of 65Cu
1990 | Article
Physics of Atomic Nuclei (rus), 52, 5(11), pp. 1217-1221, 1990
A. A. Arakelyan, A. R. Balabekyan , A. S. Danagulyan , A. R. Khudaverdyan
Photospallation of isotope 65Cu
1989 | Article
Physics of Atomic Nuclei (rus), 49,4, pp. 922-927, 1989
A. A. Arakelyan, A. R. Balabekyan , A. S. Danagulyan , A. R. Khudaverdyan
Reactions of (γ,N), (γ,2N) and (γ, xn) on the separate tin isotopes
1989 | Article
Physics of Atomic Nuclei (rus), 50, 5(11), pp. 1226-1230, 1989
A. A. Arakelyan, A. R. Balabekyan , A. S. Danagulyan , A. R. Khudaverdyan
Photoyields of long life residual nuclei on the separate tin isotopes
1988 | Article
Physics of Atomic Nuclei (rus), 48, 3(9), pp. 618-622, 1988
A. A. Arakelyan, A. R. Balabekyan , A. S. Danagulyan , A. R. Khudaverdyan
Isomeric ratios Sn(γ,pxn)X
1987 | Article
Physics of Atomic Nuclei (rus), 45, 3, pp. 609-613, 1987
V. M. Assaturian, A. R. Balabekian , R. Kh. Margarian , A. H. Khudaverdian, S. G. Arakelian, G. R. Gulkanian, Z. A. Gulkanian, G. A. Khudaverdian
Поиск экзотических ядерноподобных систем во взаимодействиях релятивистских ядер (Ռելյատիվիստիկ միջուկների փոխազդեցություններում էկզոտիկ միջուկանման համակարգերի որոնումը)
1987 | Article
ԵՊՀ Գիտական տեղեկագիր, Բնական գիտություններ, 1987, #2, էջ 86-89 (ռուսերեն)
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A. A. Arakelyan, A. R. Balabekyan , A. S. Danagulyan , A. R. Khudaverdyan
Investigation of simple photonuclear reactions on the tin isotopes
1986 | Article
Proceedings of AS Arm.SSR, part of physics 21, 3, pp. 113-117, 1986
A. A. Arakelyan, A. R. Balabekyan , A. S. Danagulyan , S. S. Danagulyan, A. R. Khudaverdyan
Spallation of nickel isotopes by photons with the maximum energy 4.5 GeV
1986 | Article
Physics of Atomic Nuclei (rus), 44,1(7), pp. 10-15, 1986
A. A. Arakelyan, A. R. Balabekyan , A. S. Danagulyan , A. R. Khudaverdyan
Photoproduction of light nuclei on the isotopes Ni and Mg
1985 | Article
Physics of Atomic Nuclei (rus), 41,4, pp. 833-836, 1985