Ռադիոֆիզիկայի ֆակուլտետ
Faculty of Radiophysics
The Faculty was established in June 1975 by decision of Armenian Government (USSR era) aiming to meet growing demand in radiophysicist in military, industrial, high technology and R&D sectors of the plan - economy.:
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Grigor B. Alaverdyan

Head of Chair | Chair of Wave Process Theory and Physics
Educational biography
1966 - 1971: Graduated from Yerevan State University, Faculty of Physics Specialization: Theoretical physics, Qualifications: Physicist
1974 - 1977: Post graduate Study at Yerevan State University, Chair of Theoretical Physics; Attached post-graduate, Joint Institute for Nuclear Research (JINR, Dubna, Russia)
1980: Candidate of Physical-Mathematical Sciences (Dr of physics), “Leading particle multiple scattering effects in the inelastic hadron-nucleus interactions”, 1980, Yerevan State University, Armenia

Working and research biography
1971 - 1973: assistant professor at Yerevan State University, Faculty of Physics, Chair of Theoretical Physics
1978 - 1982: Group leader in the Research Sector of YSU
1982 up to now: Assistant Professor, Wave Processes Theory and Physics Chair of Radiophysics Faculty of Yerevan State University
1993 - 2001: Deputy Dean of Radiophysics Faculty of Yerevan State University
1984 - 2009: Scientific Secretary of Radiophysics Faculty Council

Language skills
Armenian: excellent (native speaker), Russian: very good (spoken & written), English: good

Strange quark matter in compact stars
2015 | Article
The Modern Physics of Compact Stars and Relativistic Gravity, 2015-09-30, 1-15 pp.
Influence of Scalar-Isovector-Meson Field on Quark Phase Structure in Neutron Stars
2010 | Article
Research in Astronomy and Astrophysics (RAA), 10, 1255-1264, 2010.
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Scalar-Isovector δ-Meson Mean-Field and Mixed Phase Structure in Compact Stars
2010 | Article
Natural Science, Vol. 2, No. 5, 489-493, 2010.
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Кварковые степени свободы в нейтронных звездах
2010 | Article
Сборник научных статей, посвященный 35-летию основания Радиофизического факультета ЕГУ, Ереван, 2010, c.39-44
Quark Deconfinement Phase Transition in Neutron Stars
2009 | Article
In Proceedings of the International Conference “Compact stars in the QCD phase diagram II (CSQCD II)”, eds: R. Ouyed & R. Xu, Peking University, Beijing, China, p.283-293, 2010.
Deconfinement Phase Transition in Neutron Stars and δ-Meson Field in RMF Theory
2009 | Article
Int. Journal of Modern Phys. D 19, 1557-1561, 2010.
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Scalar-isovector meson in relativistic mean-field theory and the structure of neutron stars with quark core
2009 | Article
Gravitation & Cosmology, 15, 5-9, 2009.
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Neutron star matter equation of state in relativistic mean-field theory and maxwell¬ian phase transition to strange quark matter
2009 | Article
Astrophysics, v.52, p.132-150, 2009
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Nuclear Matter Equation of State in Relativistic Mean-Field Theory and Mixed Phase Structure in Compact Stars
2009 | Thesis
Book of Abstracts of the International Conference “Nuclear Structure and Related Topics”, June 30 – July 4, 2009, JINR, Dubna, Russia, p14.
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Equation of state for nuclear matter in relativistic mean-field theory and Maxwellian phase transition to strange quark matter
2009 | Article
In proceedings of Confinement and the Hadron Spectrum (Confinement'08) conference, PoS (Confinement8), 171, 3p. http://pos.sissa.it/cgi-bin/reader/conf.cgi?confid=77#session-10.
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Էլեկտրադինամիկայի խնդիրների ժողովածու
2006 | Book
մաս l., 135 էջ, Երևան, Դար հրատ., 2006
Էլեկտրադինամիկայի խնդիրների ժողովածու. մաս 1
2006 | Book
Երևան, «ԴԱՐ» հրատ., 2006
Superdense stars with a quark core, in “ Superdense QCD Matter and Compact Stars” (Eds. D.Blaschke and D.Sedrakian)
2006 | Article
NATO Science Series II/197, 331-340, 2006
Superdense stars with a quark core
2006 | Article
In "Superdence QCD Matter and Compact Stars" (Eds. D.Blaschke & D.Sedrakian), NATO Science Series, vol.197, Springer 2006, p.331-340
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Нейтронные звезды с кварковым ядром. II
2004 | Book
Основные интегральные и структурные параметры, Астрофизика, т.47, 65-78, 2004 (Astrophysics, v. 47, 52, 2004)
Neutron stars with a quark core.II.Basic integral and structural parameters
2004 | Article
Astrophysics, 47, p.52-64, 2004
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On same features of neutron stars with a strange quark core
2004 | Article
In “Gravitation, Cosmology and Relativistic Astrophysics”, Kharkov National University, 2004, p.34-41
Нейтронные звезды с кварковым ядром. I
2003 | Article
Уравнения состояния, Астрофизика, т.46, 445-453, 2003 (Astrophysics, v. 46, 361, 2003)
Neutron stars with a quark core. I. Equations of state
2003 | Article
Astrophysics, 46, 361-367, 2003
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Об одной модели нейтронных звезд малых масс с кварковым ядром
2002 | Article
Письма в Астрон.ж., т.28, 29-35, 2002 (Astronomy Letters, v.28, 24, 2002)
A model of low mass neutron stars with a quark core
2002 | Article
Astronomy letters, v.28, p.24-29, 2002.
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On small mass hybrid stars with quark core
2001 | Article
Spacetime and Substance, v.2, No. 3(8), p.129-131, 2001
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Low-mass quark stars or strange quark white dwarfs
2001 | Article
Astrophysics, v.44, p.265-275, 2001
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Странная кварковая материя в сверхплотных звездах
2001 | Article
Сборник научных статей, посвященный 25-летию основания Радиофизического факультета ЕГУ, Ереван, 2001, с.39-44
On small mass neutron stars with quark core
2000 | Thesis
In Prosecdings of international Conference “Nuclei in the Cosmos 2000”,
Aarhus, Denmark, 2000
Dwarf-like stars with quark core
2000 | Thesis
In Prosecdings of international School-Seminar “The Problems of Theoretical Cosmology-II”, Ulyanovsk, Russia, September 11-21, 2000
On small mass hybrid stars with quark core
2000 | Thesis
In the Abstracts book of the Proceedings of Ukrainian-Russian Gravitational Conference “Gravitation, cosmology and relativistic astrophysics”, Kharkov, Ukraine, November 8-10, 2000
On possible observations of small mass neutron stars
2000 | Article
In Proceedings of the 20th Texas Symposium on Relativistic Astrophysics, Austin, Texas, December 10-15, 2000, p.54-56
Нейтронные звезды с ядром из странного кваркового вещества
1999 | Thesis
Тезисы 10-ой Российской Гравитационной конференции, Владимир, 1999
On two-phase stellar models with quark core
1998 | Thesis
Abstract in Proceedings of the 19th Texas Simposium on Relativistic Astrophysics and Cosmology, Paris, France, 1998
Neutron stars with quark cores
1997 | Thesis
Abstract in Plenary Lectures and Contributed Papers, 15th International Conference on General Relativity and Gravitation, Pune, India, 1997, p.159
Neutron stars containing pion condensate
1995 | Article
In ''Physics of Neutron Stsrs''.Edited by A.M.Kaminker, N. Y.,Nova Science Publishers, p.195-206, 1995
К теории сверхплотных ядер и пионных звезд
1994 | Thesis
Тезисы докл.VI –ой советской гравитац. Конференции, Москва, с.124-126, 1984
Нейтронные звезды
1989 | Article
Астрофизика, т.31, 111-123, 1989
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О коллапсе нейтпонной звезды к слоистой конфигурации с пиконденсатным ядром
1989 | Article
ДАН Арм. ССР, Физика, т.88, вып.1, с.18-21, 1989
Нейтронные звезды, содержащие пионный конденсат
1988 | Article
Физика нейтронных звезд. Образование,строение и эволюция (тем.сб.),изд-во ФТИ АН СССР, Ленинград, с.45-60, 1988
Нейтронные звезды и пионная конденсация
1988 | Article
Точные решения уравнений гравитационного поля и их физическая интерпретация, изд-во ,Тартусского ун-та, Тарту, с.125-127, 1988
Об энерговыделении при коллапсе нейтронной звезды к слоистой конфигурации с пиконденсатным ядром
1988 | Article
Материалы VII-ой Всесоюзной конференции ‘’Современные теоретические и экспериментальные проблемы теории относительности и гравитации’’, изд-во ЕГУ с.354-356, 1988
Максимальная масса пионных звезд
1986 | Article
Астрофизика,т.24, с.420-423, 1986
О двух моделях пионного конденсата
1985 | Article
ЕГУ Уч. записки 1985, т.3 ст. 60-63.
Վեկտորական և թենզորական հաշվի խնդրագիրք
1984 | Book
70 էջ, ԵՊՀ հրատ. 1984
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Пионные звезды
1984 | Article
Sov. Astron. v.28, Issue 4, p. 396-401, 1984
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Об одной возможности проверки существования сверхплотных ядер
1984 | Article
Уч. записки ЕГУ , т.3 (156), с.51-58, 1984
Гигантские сверхплотные ядра или новый тип сверхплотных небесных тел
1983 | Article
Материалы Gr-10, Падуя, Италия, с.746-748, 1983

Contacts
Contacts:

Dean - Associate Member of NAS RA
Yuri Vardanyan

Dean's Office: (+374 60) 71-03-02
(inner line 23-02),
radiophys@ysu.am