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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Roland M. Avagyan

NAS RA Associate Member, Professor | Academician Gourgen Sahakyan's Chair of Theoretical Physics
Education
1962 - 1968: Student, Faculty of Physics, Yerevan State University
1968 - 1971: Postgraduate Student, Faculty of Physics, Yerevan State University

Academic degree
1973: “The Configurations of Superdense Celestial Bodies with Energy Sources”, Candidate of Physics and Mathematical Sciences
1990: “Some Questions of the Theory of Superdense Celestial Bodies”, Doctor of Physics and Mathematical Sciences
2006: Corresponding Member of NAS RA

Professional experience
1971 - 1974: Junior Scientific researcher, Chair of Theoretical Physics
1974 - 1991: Associate Professor, Chair of Theoretical Physics
1991 - present: Professor, Chair of Theoretical Physics
2000 - 2006: Head of Chair of Theoretical Physics
2006 - 2018: Dean of Faculty of Physics of YSU

Academic courses
Classical Mechanics, Classical Electrodynamics, Quantum Mechanics, Theory of Gravitation, Physics of Neutron Stars, Plasma Physics, Weak Interactions

Scale of professional interests
General Relativity and Alternative Theories of Gravitation and its Astrophysical and Cosmological Application, Pulsars, Neutron Stars and White Dwarfs, Different Aspects of Quantum Mechanics and Electrodynamics, Scalar-Tensor Theory of Gravitation

Participation in grant projects
1993: Soros Award
2001: Ansef Grant
2002: Development Grant ISTC A-503
2003 - 2005: Grant ISTC A-773, A-301.2
2005: Ansef Grant
2006 - 2009: Grant ISTC A-1295, A-1368
2013 - 2015: SCS Armenia 13-1C040 Grant

Languages
Armenian, Russian, English, Germany

Professional membership
1980 - present: Member of the Academic Council of the Theoretical Physics of YSU
2000 - present: Member of the Council of YSU
2004 - 2006: Member of Ph.D Honour Council in the field of Astrophysics Byurakan Observatory.
2005 - present: Chairman of the Presidential Honour Committee in the Field of Physics.
2006 - present: Chairman of the Council of Faculty of Physics of YSU

Awards
Gold Medal of YSU
"Atayan named" Medal of Artsakh Ministry of Education
Gold Medal of SCS of Ministry of Education and Science of Armenia
Gold Medal of the National Assembly of Armenia

rolavag@ysu.am

Latest Publications (59)
Dynamics of the Quasi-de Sitter Model of the Early Universe
2018 | Article
Physics of Atomic Nuclei, 2018, 81,6, 894-898 էջ
Об ускоренном расширении ранней и поздней вселенной в рамках скалярно-тензорной теории тяготения.II
2018 | Article
Астрофизика (Astrophysics), 2018, 61,1, стр. 141-152
Об одном сценарии расширения ранней Вселенной
2017 | Thesis
XVI Всероссийская гравитационная конференция, Международная конференция по гравитации, космологии и астрофизике. 2017, стр. 50
Об ускоренном расширении ранней и поздней Вселенной в рамках скалярно-тензорной теории тяготения.
2017 | Article
Астрофизика (Astrophysics). 2017, 60, стр. 159-168
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Nucleation in pressure chamber as a rezult of a direct graphite-to-diamond transition.Stochastic appromaximation
2016 | Article
International Conference on Electron,Pozitron, Neutron and X-Ray Scattering under External Influences. 2016, p. 166-174
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Էդուարդ Վարդանի Չուբարյան. գիտնականը, ուսուցիչը և գիտության կազմակերպիչը (Ակադեմիկոս Էդուարդ Չուբարյանի 80 ամյակին)
2016 | _____________
ԵՊՀ գիտական տեղեկագիր, Ֆիզիկա և մաթեմատիկա, 2016, #3, 3-5

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On a possible inflationary model of the early universe (Վաղ տիեզերքի հնարավոր ինֆլյացիոն մոդելի մասին)
2016 | Article
ԵՊՀ գիտական տեղեկագիր, Ֆիզիկա և մաթեմատիկա, 2016, #3, 11-14
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Conformal Representations of the General Scalar-Tensor Theory and Cosmological Models
2016 | Article
Gravitation & Cosmology. 2016, Vol. 22, 193-198 pp.
Qualitative evolution in f(R) cosmologies
2016 | Article
General Relativity and Gravitation. 2016, 48, 1-21 pp.
Representation of the evolution of the Universe in the JBD theory considering vacuum phenomena
2016 | Article
Proceedings of Science. 2016, MPCS2015, 019/1-8 pp.
Կրթական համակարգը փորձադաշտ չէ
2015 | Article
«Առավոտ», 23.03.15, 42/4885/
Late stage of the Universe evolution taking into account the vacuum effects
2015 | Thesis
The Modern Physics of Compact Stars, 2015, p. 8
Some properties of stationary gravitational fields
2015 | Article
Astrophysics, Armenia, 2015, 58,3, 397-405 p.
Г. Г. Арутюнян, Р. М. Авагян , С. В. Сушков, Э. В. Чубарян
О некоторых свойствах стационарного гравитационного поля
2015 | Article
Астрофизика, 58, 3, 431-438, 2015
R. M. Avagyan , G. H. Harutyunyan, E. V. Chubaryan , A. V. Hovsepyan , A. S. Kotanjyan
Cosmological models in conformal representations of Jordan theory
2014 | Article
2nd International Symposium on the Modern Physics of Compact Stars and Relativistic Gravity, Journal of Physics: Conference Series 496, 012020, doi:10.1088/1742-6596/496/1/012020, 1-10, 2014
R. M. Avagyan , G. H. Harutyunyan, E. V. Chubaryan , A. V. Hovsepyan , A. S. Kotanjyan
De Sitter model in the presence of scalar fields. III
2014 | Article
Astrophysics, Volume 57, Issue 2, pp 304-314, doi: 10.1007/s10511-014-9336-7, 2014
R. M. Avagyan , G. H. Harutyunyan, A. V. Hovsepyan, A. S. Kotanjyan, E. V. Chubaryan
De Sitter model in the presence of scalar fields. III
2014 | Article
Astrophysics, Vol. 57, No.2, pp. 327-336, 2014
The cosmological repulsion in presence of scalar fields
2013 | Article
Armenian Journal of Physics, vol. 6, issue 1, pp. 7-34 ajp.asj-oa.am/576/1/02-Chubaryan.pdf, 2013
L. A. Abramyan, R. M. Avagyan , G. H. Harutyunyan, A. V. Hovsepyan , E. V. Chubaryan
De Sitter model in presence of scalar fields I
2013 | Article
Astrophysics, Volume 56, Issue 3, 431-442, doi:10.1007/s10511-013-9297-2, 2013
R. M. Avagyan , G. H. Harutyunyan, A. V. Hovsepyan , A. S. Kotanjyan
De Sitter model in the presence of scalar fields. II
2013 | Article
Astrophysics, Volume 56, Issue 4, pp 561-568, doi: 10.1007/s10511-013-9308-3, 2013
The model de Sittera in presence of scalar fields I
2013 | Article
Astrophysics, 56, pp. 471-480, 2013
R. M. Avagyan , G. H. Harutyunyan
Modified cosmological models in Jordan-Brans-Dicke theory
2012 | Article
Conference “Astrophysics, Gravitation and Quantum physics”, Yerevan, 2012. ISBN: 978-5-8084-1579-9 upload.wikimedia.org/wikipedia/commons/7/77/, A volume in honour of academician Edvard Chubaryan on his 75th anniversary, p. 47-52
Quantum Mechanics Problems Textbook (with solutions)
2012 | Article
University Public House, Yerevan, 2012
On conformal analogies of Jordan-Brans-Dicke theory. II (models with the vacuum phenomena)
2011 | Article
Astrophysics, 54, 631-640, http://astro.asj-oa.am/id/eprint/144, ISSN 0571-1712, 2011
E. A. Nazaryan, M. M. Arakelyan, R. M. Avagyan
Forming of Ring Disks
2010 | Article
International Deep Draving Research Group, IDDRG-2010, Austria
Conformal analogs of the Jordan-Brans-Dicke theory. I
2010 | Article
Astrophysics, Volume 53, Issue 2, 284-301, doi: 10.1007/s10511-010-9118-9, 2010
R. M. Avagyan , G. H. Haroutyunyan , V. V. Harutyunyan , V. S. Bagdasaryan, E. M. Boyakhchyan, V. A. Atoyan, K. I. Pyuskyulyan, M. Gerchikov
Study on physical regularities of a wide spectrum aerosols behavior at its filtration through super-thin materials (Լայն տիրույթի աերոզոլների վարքի ֆիզիկական օրինաչափությունների հետազոտումը, երբ դրանք անցնում են գերբարակ նյութերով)
2010 | Article
ԵՊՀ գիտական տեղեկագիր, Ֆիզիկա և մաթեմատիկա, 2010, #3, էջ 51–56
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Universe evolution in the Einstein frame of Jordan–Brans–Dicke theory (Տիեզերքի էվոլյուցիան Յորդան–Բրանս–Դիկեի տեսության էյնշտեյնյան ներկայացմամբ)
2010 | Article
ԵՊՀ գիտական տեղեկագիր, Ֆիզիկա և մաթեմատիկա, 2010, #2, էջ 49–54
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E. V. Chubaryan , R. M. Avagyan , G. H. Harutyunyan, A. S. Piloyan
Role of scalar fields in cosmological models
2009 | Article
Advances in Space Research, Volume 44, Issue 11, pp.1359-1365, doi:10.1016/j.asr.2009.07.018, 2009
R. M. Avagyan , E. V. Chubarian , G. H. Harutyunyan, А. S. Piloyan
Modern Cosmological Models in the Framework of Tensor-Scalar Theories
2009 | Article
Int.School on Astro Particle (ISAPP) Como (Italy), pp.7-10, 2009
A. R. Mkrtchyan, R. G. Petrosyan, R. M. Avagyan , A. G. Hayrapetyan, B. V. Khachatryan
Equations for probability density and for the phase of wave function in quantum mechanics and superconductivity
2009 | Article
Journal of Mathematical Physics, Volume 50, Issue 8, pp. 082103.1-082103.11, dx.doi.org/10.1063/1.3202416
A. R. Mkrtchyan, R. G. Petrosyan, R. M. Avagyan , A. G. Hayrapetyan, B. V. Khachatryan
Electron-phonon interaction in polar semiconductors under the influence of laser radiation
2009 | Article
Proceedings of the VII International Conference on Semi-conductor Micro- & Nanoelectronics, pp. 107-110 (Tsakhcadzor, Armenia, 2009)
Armenian Journal of Physics, 2009, vol. 2, issue 4, pp. 258-267, ajp.asj-oa.am
Azimuths radiation risk degree appraisal for the population living in area of the nuclear power plants location (Ճառագայթային վտանգի աստիճանի գնահատականը ԱԷԿ-ի շրջակայքի բնակչության համար)
2009 | Article
ԵՊՀ Գիտական տեղեկագիր, Ֆիզիկա և մաթեմատիկա, 2009, #1, էջ 54–60
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Cosmological models in the presence of the conform-connected scalar field
2008 | Article
Astrophysics, 51 (4), pp 653-661, astro.asj-oa.am, ISSN 0571-1712, 2008
A. R. Mkrtchyan, R. G. Petrosyan, R. M. Avakyan , A. G. Hayrapetyan, B. V. Khachatryan
Equations for probability density and for the phase of wave function in quantum mechanics and superconductivity
2008 | Article
Proceedings of the Conference on "Laser Physics-2007", pp. 32-35 (Ashtarak, Armenia, 2008)
The problems of dynamics of interaction of deformable media
2008 | Article
Proceedings of VI International Conference, p.7-12, Goris-Stepanakert, 2008
Role of a scalar field in the radiation dominated epoch of the Universe Evolution
2007 | Article
Astrophysics, Volume 51, Issue 1, 121-129, 10.1007/s10511-008-0013-6, 2008
Role of a Scalar Field in the radiation dominated epoch of the Universe Evolution
2007 | Article
Astrophysics, 51, pp. 151-159, 2007
R. M. Avagyan , A. A. Saharian, R. Davtyan
Wightman function and Casimir densities for Robin plates in the Fulling - Rindler vacuum
2006 | Article
Int. J. Mod. Phys., A21, 2353-2375, 10.1142/S0217751X06028515, arXiv:hep-th/0504189v2, 2006
R. M. Avagyan , G. H. Harutyunyan, V. V. Papoyan
Cosmological scalar in the Jordan-Brans-Dicke Theory. I
2005 | Article
Astrophysics, Volume 48, Issue 3, pp 381-388, 2005
R. M. Avagyan , A. S. Saharian
Short review on the history of recent Cosmology
2005 | Article
Science World (National Academy of Sciences of Armenia), No. 2, 26-33, 2005
R. M. Avagyan , G. H. Harutyunyan
Cosmological scalar in the Jordan-Brans-Dicke Theory. II
2005 | Article
Astrophysics, Volume 48, Issue 4, 532-538, doi: 10.1007/s10511-005-0051-2, 2005
The cosmological scalar in the Jordan-Brans-Dicke Theory
2005 | Article
Astrophysica, 48, pp. 455-466, 2005
R. M. Avagyan , A. A. Saharian, A. H. Yeranyan
Casimir effect in the Fulling - Rindler vacuum
2002 | Article
Phys. Rev. D., 66, 085083, hep-th/0207073, dx.doi.org/10.1103/PhysRevD, 2002
R. M. Avagyan , A. H. Yeranyan
Variant of the Bimetric Theory of Gravitation III. Gravitational Radiation
2000 | Article
Astrophysics, Volume 43, Issue 4, pp 482-486, doi:10.1023/A:1010979211002, 2000
R. M. Avagyan , A. H. Yeranyan
Variant of the Bimetric Theory of Gravitation II. Energy-Momentum Tensor of the Gravitational Field
2000 | Article
Astrophysics, Volume 43, Issue 3, pp 359-364, doi: 10.1007/BF02683972, 2000
R. M. Avagyan , A. H. Yeranyan
Variant of the Bimetric Theory of Gravitation. I. Parameterised Post-Newtonian Formalism
2000 | Article
Astrophysics, Volume 43, Issue 2, pp 222-229, doi: 10.1007/BF02683987, 2000
Վ. Ա. Թումյան, Ս. Գ. Հարությունյան, Ռ. Մ. Ավագյան , Վ. Գ. Բարխուդարյան, Է. Մ. Ղազարյան
Ֆիզիկա
1998 | Book
ՀՀ կրթության և գիտության նախարարության կողմից հաստատված ուսումնակական ձեռնարկ ԲՈՒՀ ընդունվողների համար, Երևան, 1998
Վ. Ա. Թումյան, Ս. Գ. Հարությունյան, Ռ. Մ. Ավագյան , Վ. Գ. Բարխուդարյան
ԲՈՒՀ ընդունվողների համար
1996 | Book
Երևան, 1996
U. Bleyer, L. Sh. Grigorian, R. M. Avagian , E. V. Chubarian
New mass formula for spherically symmetric stellar configurations
1995 | Article
Astronomische Nachrichten, Vol 316, Issue 1, pp 1–7, DOI: 10.1002/asna.2103160102, 1995
R. M. Avagyan , G. Oganessian
Mass Formula for a Stationary Axisymmetric Configuration and the Physical Realisation of the Kerr metric
1995 | Article
Mod. Phys. Lett., A209, 261-262, http://arxiv.org/pdf/gr-qc/9505029.pdf, 1995
R. M. Avagyan , G. Oganessian
A New Formula for the Mass of a Stationary Axisymmetric Configuration
1995 | Article
Mod. Phys. Lett. A 10, 841, DOI: 10.1142/S0217732395000909, arXiv:gr-qc/9410024v1, 1995
Rotating bodies in the bimetric theory
1990 | Article
Astronomische Nachrichten, Vol 309, Issue 4, 229-232, DOI: 10.1002/asna.2113090402, 1988
R. M. Avagyan , E. V. Chubaryan , A. V. Sarkissian, E. Schmutzer
Treatment of a static spherically symmetric matter distribution on the basis of the Projective Unified Field Theory
1990 | Article
Astronomische Nachrichten, Vol 311, Issue 6, 343-350, DOI: 10.1002/asna.2113110604, 1990
R. M. Avagyan , L. Grigoryan
The Gravitation Theory in Bimetric Formulation
1988 | Article
Astrophysics and Spase Sciense, Volume 146, 183-193, doi:10.1007/BF00656993,1988
Об одной задаче в биметрической теории тяготения (Ձգողության բիմետրիկ տեսությամբ մի խնդրի մասին)
1987 | Article
ԵՊՀ Գիտական տեղեկագիր, Բնական գիտություններ, 1987, #1, էջ 69-74 (ռուսերեն)
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R. M. Avagyan , A. V. Sarkissian, V. T. Karapetyan
On the singularity in Rosen's Bimetric Theory of Gravitation
1985 | Article
Astrophysics and Spase Sciense, Volume 111, Issue 1, 197-201, doi:10.1007/BF00651529,1985
R. M. Avagyan , E. V. Chubaryan , B. V. Khachatryan, A. V. Sarkissian
On the Election of the Flat Metric in the Bimmetric Theory of Gravitation
1980 | Article
Astrophysics and Spase Sciense, Volume 68, Issue 2, pp 347-353, doi:10.1007/BF00639704, 1980
Г. С. Саакян, Р. М. Авакян , Ю. Л. Вартанян
О свойствах вырожденной плазмы при чрезвычайно больших плотностях
1971 | Article
Сообщения Бюраканской обсерватории, т.43, с. 57-73, 1971