Aram A. Saharyan
Biography
Education
1977-1982, Faculty of Physics, Yerevan State University (YSU)

Academic degree
1987, PhD, Thesis title “Electromagnetic vacuum effects in presence of macroscopic bodies”, YSU
2011, Doctor of Sciences, Thesis title “Some questions of scalar-tensor gravity and effective string cosmology”, YSU

Professional experience
1982 – 1986, PhD student, Faculty of Physics, YSU
1992 – 1996, Assistant of Professor, Faculty of Physics, YSU
1996 – 2008, Docent, Faculty of Physics, YSU
1987 – present, Leading scientist, Institute of Applied Problems of Physics NAS RA
2003 – 2009, Regular Associate, The Abdus Salam International Centre for Theoretical Physics, Italy
2006, 2011, Visiting Professor, Department of Physics, Paraiba Federal University, Joao Pessoa, Paraiba, Brazil
2008 – 2018, Professor, Faculty of Physics, YSU
2016 – 2018, Head of Department of Science Policy, State Committee of Science, Republic of Armenia
2017 – present, Head of Laboratory of Theoretical Physics, Institute of Physics, Faculty of Physics, YSU
2018 – present, Professor, Head of the Chair of Theoretical Physics, Faculty of Physics, YSU

Academic courses
Classical Mechanics
Classical Field Theory
Quantum Mechanics
Thermodynamics and Statistical Physics
Vector and Tensor Analysis
Cosmology
Qualitative Analysis of Dynamical Systems
Quantum Field Theory in Curved Spaces
Theories of Gravity and Their Astrophysical and Cosmological Applications
Theory of Strings and Branes

Scale of professional interests Theories of Gravity, Cosmology, Relativistic Astrophysics
Quantum Field Theory Under External Influences
High Energy Electromagnetic Processes in Inhomogeneous Media and in Presence of Acoustic Waves
Theory of Superdense Stellar Configurations

Participation in grant projects
1996 – 2000, Grant 96-855, Ministry of Education and Science, RA
1998 – 2000, ISTC Grant A100
1998 – 2000, INTAS Grant
2001 ANSEF Grant PS14-00
2000 – 2004, Grants 0887, 1361, 119, Ministry of Education and Science, RA
2003 DAAD Grant, Germany
2005 ANSEF Grant
2005 CNR-NATO Grant, Italy
2006, 2011CAPES Grant, Brazil
2008, 2010, 2012 CNPq Grant, Brazil
2011 APS Grant, USA
2013-2015 Grant 13-1C040, State Committee of Science RA
2015-2017 Grant 15T-1C110, State Committee of Science RA
2016 ANSEF Grant
2020 Grant 20RF-059, Science Committee RA
2021 PMI Research Grant, Philip Morris
2021 Grant 21AG-1C047, Science Committee RA

Languages
Armenian, Russian, English

Professional membership
Member of Specialized Council 049 Physics
Member of Editorial Board of Journal “Astrophysics”
Member of Editorial Board of Journal “Symmetry”

Awards received 1989, Honorable Mention by Gravity Research Foundation, USA
2005, Armenia President’s Prize
2019, Yerevan State University Gold Medal

E-mail
saharian@ysu.am

Aram A. Saharyan

Head of Chair | Faculty of Physics - Academician Gourgen Sahakyan's Chair of Theoretical Physics
 
 

Book

A. A. Saharian, T. A. Petrosyan, V. S. Torosyan

Mean field squared and energy-momentum tensor for the hyperbolic vacuum in dS spacetime | Ann. Phys. 437, 168728 (2022)

A. A. Saharian

Scalar Casimir densities induced by a cylindrical shell in de Sitter spacetime | Classical and Quantum Gravity, Great Britain, 2015, 32, 2, 025009,23 p.
 

Article

E.R. Bezerra de Mello, A.A. Saharian

Vacuum polarization by a flat boundary in cosmic string spacetime | Class. Quantum Grav. 28, 145008 (2011)

S. Bellucci, W. Oliveira dos Santos, E. R. Bezerra de Mello, Aram A. Saharyan

Fermionic vacuum polarization around a cosmic string in compactified AdS spacetime | JCAP01(2022)010

S. Bellucci, W. Oliveira dos Santos, E. R. Bezerra de Mello, Aram A. Saharyan

Topological effects in fermion condensate induced by cosmic string and compactification on AdS bulk | Symmetry 14, 584 (2022)

Г. Г. Арутюнян, А. С. Котанджян, А. В. Овсепян, Р. М. Авакян, А. А. Саарян

Динамика космологичецкой модели с конформно-связанным скалярным полем | Астрофизика, 64,3, 2021, 401-415

R. M. Avagyan, G. H. Harutunyan, A. S. Kotanjyan, A. V. Hovsepyan, A. A. Saharian

Dynamics of a cosmological model with a conformally-coupled scalar field | Astrophysics 64, 355-369 (2021)

T. Petrosyan, A. Saharian, A. Hovhannisyan

Casimir Effect for Fermion Condensate in Conical Rings | Universe, 7, 73, (2021)

T.A. Petrosyan, A.A. Saharian

Casimir densities induced by a sphere in the hyperbolic vacuum of de Sitter spacetime | Physical Review D 104, 065017, (2021)

T.A. Petrosyan, A.A. Saharian, E.R. Bezerra de Mello, A.S. Kotanjyan

Fermionic condensate in de Sitter spacetime | Astrophysics 64 (4), 529, (2021)

L. Aloyan, A. Avetisyan, Y. Dalyan, L. Grigoryan, N. Karapetyan, V. Kocharyan, A. Mkrtchyan, A. Movsisyan, A. Saharian, A. Shahbazyan, A. Baldin

FLAP Collaboration: Tasks and Perspectives.Study of Fundamentals and New Applicationsof Controllable Generation of Electromagnetic Radiationby Relativistic Electrons Using Functional Materials | Physics of Particles and Nuclei Letters, 2021, Vol. 18, N 3, p. 338-353

A. Saharian, S. Bellucci, W. Oliveira dos Santos, E. Bezerra de Mello

Vacuum fermionic currents in braneworld models on AdS bulk with a cosmic string | Journal of High Energy Physics, 2021, Vol. 2021, Issue 2, 29 pages

A. Saharian, A. Timoshkin

The Holographic cosmology with axion field | International Journal of Geometric Methods in Modern Physics, 2021, Vol. 18, N 11, 2150174

L.Sh. Grigoryan, A.A. Saharian, A.H. Mkrtchyan, H.F. Khachatryan, M.L. Grigoryan, T.A. Petrosyan, H.P. Harutyunyan

Angular Distribution of Intensive Radiation from a Charge Rotating Around a Conductive Ball | Armenian Journal of Physics 13, 105-113 (2020)

L.Sh. Grigoryan, A.R. Mkrtchyan, A.A. Saharian, A.H. Mkrtchyan, H.F. Khachatryan, M.L. Grigoryan, V.Kh. Kotanjyan, H.P. Harutyunyan

Radiation from an Electron Bunch in a Waveguide Loaded with Stack of Dielectric Plates | Armenian Journal of Physics 13, 114-126 (2020)

A.A. Saharian, A.S. Kotanjyan, A.R. Mkrtchyan, V.Kh. Kotanjyan

Radiation of Surface Polaritons from a Charge Rotating Around a Dielectric Cylinder | Armenian Journal of Physics 13, 84-94 (2020)

A.A. Saharian, T.A. Petrosyan, S.S. Chitchyan, A.Kh. Grigoryan

Scalar Field Modes in de Sitter Spacetime with Negative Curvature Spatial Foliation | Armenian Journal of Physics 13, 316-329 (2020)

A.R. Mkrtchyan, V.V. Parazian, A.A. Saharian

Transition Radiation of Electron Bunches on Acoustic Superlattices | Armenian Journal of Physics 13, 70-83 (2020)

A.R. Mkrtchyan, L.Sh. Grigoryan, A.A. Saharian, A.H. Mkrtchyan, H.F. Khachatryan, V.Kh. Kotanjyan

Self-amplification of radiation from an electron bunch inside a waveguide filled with periodic medium | JINST 15, C06019 (2020)

L.Sh. Grigoryan, A.A. Saharian, H.F. Khachatryan, M.L. Grigoryan, A.V. Sargsyan, T.A. Petrosyan

Angular distribution of high power radiation from a charge rotating around a dielectric ball | JINST 15, C04035 (2020)

S. Bellucci, I. Brevik, A.A. Saharian, H.G. Sargsyan

The Casimir effect for fermionic currents in conical rings with applications to graphene ribbons | Eur. Phys. J. C 80, 281 (2020)

A.A. Saharian, A.S. Kotanjyan, A.A. Saharyan, H.G. Sargsyan

Electromagnetic Casimir densities for planar boundaries in AdS spacetime | Int. J. Mod. Phys. A 35, 2040029 (2020)

A.A. Saharian, A.S. Kotanjyan, L.Sh. Grigoryan, H.F. Khachatryan, V.Kh. Kotanjyan

Synchrotron radiation from a charge circulating around a cylinder with negative permittivity | Int. J. Mod. Phys. B 34, 2050065 (2020)

S. Bellucci, A.A. Saharian, H.G. Sargsyan, V.V. Vardanyan

Fermionic vacuum currents in topologically nontrivial braneworlds: Two-brane geometry | Phys. Rev. D 101, 045020 (2020)

A.A. Saharian

Quantum vacuum effects in braneworlds on AdS bulk | Universe 6, 181 (2020)

T.A. Petrosyan, A.A. Saharian

The Casimir densities for a sphere in the Milne Universe | Symmetry, 12, 619, (2020)

A. Saharian, L. Grigoryan, A. Grigorian, H. Khachatryan, A. Kotanjyan

Cherenkov radiation and emission of surface polaritons from charges moving paraxially outside a dielectric cylindrical waveguide | Physical Review A, 2020, Vol. 102, Issue 6, 063517

A. Saharian, A. Kotanjyan, H. Sargsyan

Electromagnetic field correlators and the Casimir effect for planar boundaries in AdS spacetime with application in braneworlds | Physical Review D, 2020, Vol. 102, Issue 10, 105014

A. Saharian

Quantum vacuum effects in braneworlds on AdS bulk | Universe, 2020, N 6 (10), 34 pages

A. S. Kotanjyan, A. R. Mkrtchyan, A. A. Saharian, V. Kh. Kotanjyan

Generation of surface polaritons in dielectric cylindrical waveguides | Physical Review Special Topics-Accelerators and Beams,2019, 22(4), 040701(1-10) էջ

А. С. Котанджян, А. А. Саарян, В. Х. Котанджян

Синхротронное Излучение Заряда На Собственных Модах Диэлектрического Цилиндра | Известия НАН РА. Физика (Journal of Contemporary Physics (Armenian Academy of Sciences)), 2019, 54(2), 151-159 էջ

А.С. Котанджян, А.А. Саарян, Д.А. Симонян

Индуцированная Границей Поляризация Вакуума В Пространстве Де Ситтера С Компактными Измерениями | Известия НАН РА. Физика (Journal of Contemporary Physics (Armenian Academy of Sciences)), 2019, 54 (1), 3-15 էջ

A.A. Saharian, D.H. Simonyan, T.A. Petrosyan

Vacuum fluxes from a brane in de Sitter spacetime with compact dimensions | Armenian Journal of Physics, 2019, 12(1), 51-61 էջ

A. A. Saharian, E. R. Bezerra de Mello

Finite temperature fermionic condensate in a conical space with a circular boundary and magnetic flux | Phys. Rev. D 100, 105014 (2019)

A. A. Saharian, A. S. Kotanjyan, V. Kh. Kotanjyan

Synchrotron radiation from a charge on eigenmodes of a dielectric cylinder | J․ Contemp․ Phys․ 54, 111-116 (2019)

D. H. Simonyan, A. A. Saharian, A. S. Kotanjyan

Vacuum Polarization Induced by a Boundary in de Sitter Space with Compact Dimensions | Journal of Contemporary Physics (Armenian Academy of Sciences), 54 (1), 1-10, (2019)

A. A. Saharian, H. G. Sargsyan

Induced Cosmological Constant in Braneworlds with Compact Dimensions | Communications of the Byurakan Astrophysical Observatory, 2018, 2(LXV), 315-326 էջ

S. Bellucci, A. A. Saharian, D. H. Simonyan, V. V. Vardanyan

Fermionic currents in topologically nontrivial braneworlds | Physical Review D, 2018, 98(8), 085020(1-22) էջ

R. M. Avagyan, E. V. Chubaryan, G. H. Harutyunyan, A. A. Saharian

Qualitative Analysis of Cosmological Models in f (R)-Gravity | Communications of BAO, Vol.2 (LXV), 291-302, 2018

G. G. Harutyunyan, A. S. Kotanjyan, R. M. Avagyan, N. A. Saharyan

Dynamics of the Quasi-de Sitter Model of the Early Universe | Physics of Atomik Nuclei, no.6. 860-864, 2018

L. Sh. Grigorian, H. F. Khachatryan, A. A. Saharian

Superdense stellar configurations in the Bimetric scalar-tensor theory of gravity | Communications of BAO, Vol. 2 (LXV), 327-337 (2018)

T.A. Petrosyan, A.A. Saharian, S.V. Abajyan, B.B. Nersisyan

Scalar Casimir effect in a linearly expanding universe | International Journal of Geometric Methods in Modern Physics, 15 (10), 1850177-1 - 1850177-26, (2018)

A. A. Saharian, V. F. Manukyan, N. A. Saharyan

Electromagnetic vacuum densities induced by a cosmic string | Particles, 2018, 1(1), 175-193 pp.

A. A. Saharian, H. G. Sargsyan

Induced cosmological constant in brane models with a compact dimension | Astrophysics, 2018, Vol. 61, Issue 3, 375-390 pp.

E. R. Bezerra de Mello, A. A. Saharian, S. V. Abajyan

Scalar Casimir densities and forces for parallel plates in cosmic string spacetime | Physical Review D, 2018, Vol. 97, Issue 8, 085023(1-22) pp.

A. S. Kotanjyan, A. R. Mkrtchyan, A. A. Saharian, V. Kh. Kotanjyan

Radiation of surface waves from a charge rotating around a dielectric cylinder | Journal of Instrumentation, 2018, Vol. 13, Issue 1, C01016(1-6) pp.

A. R. Mkrtchyan, V. V. Parazian, A. A. Saharian

Transition radiation on a superlattice in finite thickness plate generated by two acoustic waves | Journal of Instrumentation, 2018, Vol. 13, Issue 1, C01032(1-7) pp.

E. R. Bezerra de Mello, A. A. Saharian, M. R. Setare

The Casimir effect for parallel plates in Friedmann-Robertson-Walker universe | Physical Review D. 2017, 95, 065024 p.

A. Kh. Grigoryan, A. R. Mkrtchyan, A. A. Saharian

Fermionic condensate and the Casimir effect in cosmic string spacetime | International Journal of Modern Physics D. 2017, 26. 7, 1750064 p.

A. S. Kotanjyan, A. A. Saharian

Electromagnetic Quantum Effects in Anti-De Sitter Spacetime | Physics of Atomic Nuclei. 2017, Vol.80, N3, pp. 562-571

A. A. Saharian, A. S. Kotanjyan, A. R. Mkrtchyan, B. V. Khachatryan

Synchrotron and Smith-Purcell radiations from a charge rotating around a cylindrical grating | Nuclear instruments & methods in physics research section b-beam interactio1. 2017, 402, pp. 162-166

A. S. Kotanjyan, A. R. Mkrtchyan, A. A. Saharian

Radiation from a charge rotating inside a cylindrical grating | Nuclear instruments & methods in physics research section b-beam interactions with materials and atoms. 2017, 402, pp. 173-176

A. A. Saharian, V. F. Manukyan, N. A. Saharyan

Electromagnetic vacuum fluctuations around a cosmic string in de Sitter spacetime | European Physical Journal C. 2017, 77, 478, 13 p. |

Саарян А. А., Котанджян А. С., Варданян Т. С.

Излучение заряда, вращающегося вокруг идеально проводящего цилиндра | Известия НАН РА. Физика (Journal of Contemporary Physics (Armenian Academy of Sciences). 2017, Volume 52, Issue 3, pp. 298-306 |

A. A. Saharian, A. S. Kotanjyan, T. S. Vardanyan

Radiation from a charge rotating around a perfectly conducting cylinder | J․ Contemp․ Phys․ 52, 216-222 (2017)

T. Sh. Navasardyan, A. A. Saharian

Casimir forces in models with non-trivial topology | Journal of Contemporary Physics (Armenian Academy of Sciences), 2017, Vol. 52, Issue 4, 348-354 pp.

Levon Sh. Grigorian, Hrant F. Khachatryan, Aram A. Saharian

Models of Compact Stars in the Bimetric Scalar-Tensor Theory of Gravitation | Particles, 2018, Vol. 1, Issue 1, 203-211 pp.

Anna S. Kotanjyan, Aram A. Saharian, Astghik A. Saharyan

Electromagnetic Casimir Effect in AdS Spacetime | Galaxies, 2017, Vol. 5, Issue 4, 102(1-11) pp.

S. Bellucci, A. A. Saharian, V. Vardanyan

Fermionic currents in AdS spacetime with compact dimensions | Physical Review D, 2017, Vol. 96, Issue 6, 065025(1-15) pp.

E. R. Bezerra de Mello, A. A. Saharian, A. Mohammadi

Induced fermionic current by a magnetic flux in a cosmic string spacetime at finite temperature | International Journal of Modern Physics A, 2016, 31,2, 1641021, 10 pp.

A. A. Saharian , A. S. Kotanjyan, A. A. Saharyan

Electromagnetic Casimir densities for a plate in anti-de Sitter spacetime (Կազիմիրի էլեկտրամագնիսական խտությունները թիթեղի համար անտի դե Սիտերի տարածաժամանակում) | ԵՊՀ գիտական տեղեկագիր, Ֆիզիկա և մաթեմատիկա, 2016, #3, 37-41 |

E. V. Chubaryan, A. S. Kotanjyan, A. A. Saharian, D. H. Simonyan

Vacuum Densities for a Charged Scalar Field in de Sitter Space-Time with Compact Dimensions | Gravitation & Cosmology. 2016, Vol. 22,, 187-192 pp.

R. M. Avagyan, E. V. Chubaryan, G. H. Harutyunyan, A. A. Saharian

Qualitative evolution in f(R) cosmologies | General Relativity and Gravitation. 2016, 48, 1-21 pp.

S. Bellucci, E. R. Bezerra de Mell, E. Braganca, A. A. Saharian

Finite temperature fermion condensate, charge and current densities in a (2+1)-dimensional conical space | European Physical Journal C. 2016, 76,6, 76-350 pp.

A. R. Mkrtchyan, A. P. Potylitsyn, V. R. Kocharyan, A. A. Saharian

Transition radiation on a dynamical periodical interface | Physical Review E. 2016, 93,2, 022117,9 p.

E. R. Bezerra de Mello, A. A. Saharian

Casimir effect in hemisphere capped tubes | International Journal of Theoretical Physics. 2016, 55,2, 1167-1191 pp.

E. R. Bezerra de Mello, A. A. Saharian, A. Mohammadi

Hadamard function and the vacuum currents in braneworlds with compact dimensions: Two-branes geometry | Physical Review D. 2016, 93,8, 084011,20 p.

A. S. Kotanjyan, A. A. Saharian, H. G. Sargsyan, D. H. Simonyan

Quantum effects in anti-de Sitter spacetime for the electromagnetic vacuum | Proceedings of Science. 2016, MPCS2015, 021/1-13 pp.

A. S. Kotanjyan, A. A. Saharian

Radiation from a longitudinal oscillator moving along a circular trajectory | Journal of Physics: Conference Series. 2016, 672, 012005/1-7 p.

A. S. Kotanjyan, A. A. Saharian

The study of undulator radiation of transversal oscillator | Journal of Physics: Conference Series. 2016, 732, 012009/7 p. |

S. Bellucci, A. A. Saharian, A. Kh. Grigoryan

Induced fermionic charge and current densities in two-dimensional rings | Physical Review D. 2016, 94, 105007 pp.

A. A. Saharian, V. F. Manukyan, N. A. Saharyan

Electromagnetic Casimir densities for a cylindrical shell on de Sitter space | International Journal of Modern Physics A. 2016, 31. 34, 1650183-29 pp.

A. S. Kotanjyan , A. A. Saharian

The study of undulator radiation of transversal oscillator | Journal of Physics: Conference Series 673 (2016) 012010, doi:10.1088/1742-6596/673/1/012010

V. F. Manukyan, A. A. Saharian

Electromagnetic Casimir densities for a cylindrical boundary in de Sitter spacetime | The Modern Physics of Compact Stars, 2015, 023, 11 p.

A. A. Saharian

Vacuum currents in braneworlds on AdS bulk with compact dimensions | Journal of High Energy Physics, Italy, 2015, 2015, 11, 092, 36 p.

A. A. Saharian, N. A. Saharyan

Casimir effect for scalar current densities in topologically nontrivial spaces | European Physical Journal C, Germany, 2015, 75, 8, 378, 17 p.

A. A. Saharian

Vacuum densities for a brane intersecting the AdS boundary | Physical Review D, USA, 2015, 92, 10, 104005, 11 p.

A. A. Saharian

Finite temperature fermionic charge and current densities induced by a cosmic string with magnetic flux | Journal of Physics A. Mathematical and theoretical, Great Britain, 2015, 48, 185401 p.

A. A. Saharian

Vacuum currents induced by a magnetic flux around a cosmic string with finite core | Physical Review D, USA, 2015, 91,6, 064034, 19 p.

A. A. Saharian

Induced vacuum currents in anti-de Sitter space with toral dimensions | Physics Letters B, Netherlands, 2015, 741, 1, 155-162 pp.

A. A. Saharian

Induced fermionic currents in de Sitter spacetime in the presence of a compactified cosmic string | Classical and Quantum Gravity, Great Britain, 2015, 32, 13, 135002, 25 p.

A. S. Kotanjyan, A. A. Saharian

Electromagnetic Casimir effect for conducting plates in de Sitter spacetime | Physica Scripta, Switzerland, 2015, 90, 065304/1-9 pp.

A.S. Kotanjyan, A.A. Saharian, H.A. Nersisyan

Electromagnetic Casimir effects for conducting plates in de Sitter spacetime | Phys. Scr. 90, 104005 (2015)

A. A. Saharian, A. S. Kotanjyan, H. A. Nersisyan

Electromagnetic two-point functions and Casimir densities for a conducting plate in de Sitter spacetime | Phys. Lett. B 728, 141-147 (2014); dx.doi.org/10.1016/j.physletb.2013.11.041; arXiv:1307.5536

T. Sh. Navasardyan, A. A. Saharian

Wightman function and vacuum polarization in models with non-trivial topology in the presence of boundaries | Journal of Contemporary Physics (Armenian Academy of Sciences), 49, Issue 1, pp 1-5 (2014) (Original Russian Text T. Sh. Navasardyan, A. A. Saharian, Izvestiya NAN Armenii, Fizika, 49, No. 1, pp. 3{9 (2014))

S. Bellucci, A. A. Saharian, N. A. Saharyan

Wightman function and the Casimir effect for a Robin sphere in a constant curvature space | Eur. Phys. J. C 74, 3047 (2014)

S. Bellucci, A. A. Saharian, A. H. Yeranyan

Casimir densities from coexisting vacua | Phys. Rev. D 89, 105006 (2014)

A. R. Mkrtchyan, A. H. Mkrtchyan, L. Sh. Grigoryan, A. A. Saharian, H. A. Aslanyan, E. M. Harutunyan, S. P. Taroyan, V. C. Nikogosyan, V. R. Kocharyan, G. A. Aivazyan, V. V. Nalbandyan, T. G. Dovlatyan, A. E. Movsisyan, E. A. Mkrtchyan, H. R. Muradyan, S. A. Mirakyan, A. H. Aslanyan

Radiation from 20 MeV electrons in piezoelectric single crystals in the presence of external acoustic _elds | J. Contemp. Physics, 48, Issue 4, pp 158-160 (2013) [Eglish Translation: 154-157]

A. R. Mkrtchyan, L. Sh. Grigoryan, A. A. Saharian

Smith-Purcell radiation from surface waves | talk presented at X International Symposium RREPS13+Meghri13, Lake Sevan, Armenia, September 23-28, 2013

A. S. Kotanjyan, A. A. Saharian

Electromagnetic _elds and the radiation of a charged particle rotating along a closed trajectory around a dielectric cylinder | X International Symposium RREPS13+Meghri13, Lake Sevan, Armenia, September 23-28, 2013

V. V. Parazian, A. A. Saharian

Coherent Effects in the Transition Radiation of Electron Bunches on Acoustic Superlattices | talk presented at X International Symposium RREPS13+Meghri13, Lake Sevan, Armenia, September 23-28, 2013

A.S. Kotanjyan, A.A. Saharian, V.M. Bardeghyan

Casimir-Polder potential in the geometry of cosmic string with cylindrical boundary | Int.J.Mod. Phys.: Conf. Ser. 14, No.01, 416-424 (2012), DOI: 10.1142/S2010194512007532

A.A. Saharian, A.S. Kotanjyan

Synchrotron radiation inside a dielectric cylinder | Int. J.Mod. Phys. B 26, No. 7, 1250033 (17 pages), 2012; DOI: 10.1142/S0217979212500336; arXiv:1105.5245

E.R. Bezerra de Mello, A.A. Saharian

Topological Casimir effect in compacti_ed cosmic string spacetime | Class. Quantum Grav. 29, 035006 (2012) (21 pages); doi:10.1088/02649381/29/3/035006; arXiv:1107.2557

A.S. Kotanjyan, A.A. Saharian, V.M. Bardeghyan

Polder potential in the geometry of cosmic string with cylindrical boundary | Int. J. Mod. Phys.: Conf. Ser. 14, No.01, 416-424 (2012), DOI: 10.1142/S2010194512007532

A.A. Saharian

Fermionic condensate and induced current in a conical space with a circular boundary and magnetic ux | Int. J. Mod. Phys.: Conf. Ser. 14, No. 01, 496-500 (2012), DOI: 10.1142/S2010194512007623

K. Milton, A. A. Saharian

Casimir densities for a spherical boundary in de Sitter space-time | Phys. Rev. D 85, 064005 (2012) [20 pages]; DOI: 10.1103/PhysRevD.85.064005; arXiv:1109.1497

A.A. Saharian

Quantum vacuum in de Sitter spacetime | In "Astrophysics, Gravitation and Quantum Physics", A volume in honour of academician Edvard Chubaryan, pp. 74-98, Yerevan State University Publishing House, Yerevan, 2012, ISBN 978-5-8084-1579-9

A.S. Kotanjyan, A.A. Saharian, V.M. Bardeghyan

Casimir-Polder forces in the geometry of cosmic string | In "Astrophysics, Gravitation and Quantum Physics", A volume in honour of academician Edvard Chubaryan, pp. 281-289, Yerevan State University Publishing House, Yerevan, 2012, ISBN 978-5-8084-1579-9

A.S. Kotanjyan, A.A. Saharian

Undulator radiation inside a dielectric waveguide | TUSCC3, Proceedings of ICAP2012, Rostock-Warnemunde, Germany, pp. 96-98; ISBN 978-3-95450-116-8

A.A. Saharian

Fermionic current in _nite radius nanocones | In "Actual Problems of Physics of Low-Dimensional Systems", A volume in honour of academician E.M. Kazaryan, pp. 95-103, Edit Print Publishing House, Yerevan, 2012, ISBN 978-9939-52-587-7

S. Bellucci, E. R. Bezerra de Mello, A. A. Saharian

Fermionic condensate in a conical space with a circular boundary and magnetic ux | Phys. Rev. D, 83, 085017, 2011 (15 pages); DOI:10.1103/PhysRevD.83.085017; arXiv:1101.4130

E. Elizalde, S.D. Odintsov, A.A. Saharian

Fermionic condensate and Casimir densities in the presence of compact dimensions with applications to nanotubes | Phys. Rev. D, 83, 105023, 2011 (17 pages); DOI: 10.1103/PhysRevD.83.105023; arXiv:1102.2202

E.R. Bezerra de Mello, A.A. Saharian

Vacuum polarization by a at boundary in cosmic string spacetime | Class. Quantum Grav. 28, 145008, 2011 (18pp); doi: 10.1088/0264-9381/28/14/145008; arXiv:1103.2550

V.B. Bezerra, E.R. Bezerra de Mello, G.L. Klimchitskaya, V.M. Mostepanenko, A.A. Saharian

Exact Casimir-Polder potential between a particle and an ideal metal cylindrical shell and the proximity force approximation | Eur. Phys. J. C, 71, 1614, 2011 (8 pages); DOI: 10.1140/epjc/s10052-011-1614-5; arXiv:1103.3922

A.A. Saharian

Casimir effect in de Sitter spacetime | Int. J. Mod. Phys. A 26, 3833{3844 (2011), DOI: 10.1142/S0217751X11054292; arXiv:1106.1873

E. R. Bezerra de Mello, A. A. Saharian

Vacuum polarization in a cosmic string spacetime induced by at boundary | talk presented at the 8th Alexander Friedmann International Seminar on Gravitation and Cosmology, 30 May - 03 June, 2011, Rio de Janeiro; Int. J. Mod. Phys.: Conference Series, 3, 434{445 (2011); DOI: 10.1142/S201019451100095X; arXiv:1106.2450

R. K. Obousy, A. A. Saharian

Casimir Energy, Extra Dimensions and Exotic Propulsion | JBIS: Journal of the British Interplanetary Society, 64, 214-223 (2011)

V. M. Bardeghyan, A. A. Saharian

Vacuum correlators of the electromagnetic _field and the Casimir-Polder forces in the _eld of a cosmic string | J. Contemp. Phys., v. 45, 1-5, 2010

V. M. Bardeghyan, A. A. Saharian

Electromagnetic _eld correlators and Casimir-Polder forces for a conducting cylindrical shell | Proceedings of the International Advanced Research Workshop "Modern Problems in Optics and Photonics", 27 August { 2 September, 2009 Yerevan, Armenia, pp. 17-21. Yerevan, 2010, Gitutiun Publishing House NAS RA, ISBN 978-5-8080-0826-7

A. A. Saharian, A. L. Mkhitaryan

Vacuum uctuations and topological Casimir effect in Friedmann-Robertson-Walker cosmologies with compact dimensions | Eur. Phys. J. C, v.66, 295-306, 2010 (12 pages); DOI: 10.1140/epjc/s10052-010-1247-0; arXiv:0908.3291

A. A. Saharian

Topological Casimir effect in nanotubes and nanoloopes, Quantum Field Theory Under the Inuence of External Conditions (QFEXT09) | Proceedings of the Ninth Conference, University of Oklahoma, USA, 21 { 25 September 2009; edited by K.A. Milton and M. Bordag, pp. 470-474, World Scienti_c, 2010; arXiv:0911.1207

A. L. Mkhitaryan, A. A. Saharian

Topological Casimir effect in power-law FRW cosmologies, Quantum Field Theory Under the Inuence of External Conditions (QFEXT09) | Proceedings of the Ninth Conference, University of Oklahoma, USA, 21 { 25 September 2009; edited by K.A. Milton and M. Bordag, pp. 383-387; World Scienti_c, 2010, ISBN-13 978-981-4289-85-6; arXiv:0911.1260

A. R. Mkrtchyan, V. V. Parazian, A. A. Saharian

Optical transition radiation in presence of acoustic waves | Mod. Phys. Lett. B, v. 24, Issue 27, 2693-2703, 2010; DOI:10.1142/S0217984910025000; arXiv:0912.4111

A. A. Saharian, M. R. Setare

Casimir densities for a boundary in Robertson-Walker spacetime | Phys. Lett. B, v. 687, 253{257, 2010; doi:10.1016/j.physletb.2010.03.041; arXiv:0912.5139

S. Bellucci, A. A. Saharian, V. M. Bardeghyan

Induced fermionic current in toroidally compacti_ed spacetimes with applications to cylindrical and toroidal nanotubes | Phys.Rev. D 82, 065011 (2010) [12 pages]; DOI:10.1103/PhysRevD.82.065011; arXiv:1002.1391

E. Elizalde, A. A. Saharian, T. A. Vardanyan

Casimir effect for parallel plates in de Sitter spacetime | Phys. Rev. D, v. 81, 124003, 2010 (15 pages); DOI: 10.1103/PhysRevD.81.124003; arXiv:1002.2846

A.A. Saharian

Power-spectrum in the inationary stage in presence of a cosmic string | Astrophysics, v. 53, Issue 3, 434, 2010; DOI 10.1007/s10511-010-9134-9 (Translated from Astro_zika, Vol. 53, No. 3, pp. 479-491)

E.R. Bezerra de Mello, A.A. Saharian

Fermionic vacuum polarization by a cosmic string in de Sitter spacetime | J. High Energy Phys., v.08, 038, 2010 (30pp); doi:10.1007/JHEP08(2010)038; arXiv:1006.0224

A.A. Saharian, M.R. Setare

Casimir effect for curved boundaries in Robertson-Walker spacetime | Class. Quantum Grav., 27, 225009, 2010 (11pp); DOI: 10.1088/0264-9381/27/22/225009; arXiv:1006.2709

E.R. Bezerra de Mello, V.B. Bezerra, A.A. Saharian, V.M. Bardeghyan

Fermionic current densities induced by magnetic ux in a conical space with a circular boundary | Phys. Rev.D 82, 085033, 2010 (22 pages); DOI: 10.1103/PhysRevD.82.085033; arXiv:1008.1743

A.A. Saharian

Power-spectrum in the inflationary stage in presence of a cosmic string | Astrophysics, 53, 434, (2010)

A. A. Saharian, A. L. Mkhitaryan

Vacuum fluctuations and topological Casimir effect in Friedmann-Robertson-Walker cosmologies with compact dimensions | Eur. Phys. J. C, 66, 295-306 (2010)

V. M. Bardeghyan, A. A. Saharian

Vacuum correlators of the electromagnetic field and the Casimir-Polder forces in the field of a cosmic string | J. Contemp. Phys., 45, 1-5 (2010)

A. R. Mkrtchyan, A. A. Saharian, V. V. Parazian

Coherent bremsstrahlung in periodically deformed crystals with a complex base | "Charged and neutral particles channeling phenomena: Channeling 2008", Editors S. B. Dabagov and L. Palumbo, World Scientific, 2010, pp.79-87; ISBN-13 978-981-4307-00-0; ISBN-10 981-4307-00-9

A. R. Mkrtchyan, A. A. Saharian, V. V. Parazian

Coherent pair production in crystals | In "Charged and neutral particles channeling phenomena: Channeling 2008", Editors S. B. Dabagov and L. Palumbo, World Scientific, 2010, pp.119-126

A. A. Saharian, A. S. Kotanjyan

Syncrotron radiation from a charge moving along helical orbit around a dielectric cylinder | In "Charged and neutral particles channeling phenomena: Channeling 2008", Editors S. B. Dabagov and L. Palumbo, World Scientific, 2010, pp. 554-560

A. A. Saharian, A. S. Kotanjyan

Syncrotron radiation from a charge moving along helical orbit around a dielectric cylinder | In "Charged and neutral particles channeling phenomena: Channeling 2008", Editors S. B. Dabagov and L. Palumbo, World Scientific, 2010, pp. 554-560

A. A. Saharian, T. A. Vardanyan

Casimir densities for a plate in de Sitter spacetime | Class. Quantum Grav., v. 26, 195004, 2009 (14 pages); doi:10.1088/0264-9381/26/19/195004; arXiv:0907.1149

S. Bellucci, A. A. Saharian

Fermionic Casimir effect for parallel plates in the presence of compact dimensions with applications to nanotubes | Phys. Rev. D 80, 105003 (2009) [13pages]; DOI:10.1103/PhysRevD.80.105003; arXiv:0907.4942

V.M. Bardeghyan, A.A. Saharian

Vacuum correlators of the electromagnetic _eld and the Casimir-Polder forces for a cylindrical boundary in the geometry of a cosmic string | Proceedings of the Conference on Laser Physics, 13-16 October, 2009, Ashtarak, Armenia, pp. 49-52

A.R. Mkrtchyan, V.V. Parazian, A.A. Saharian

Optical transition radiation under the inuence of acoustic waves | Proceedings of International Conference "Electrons, Positrons, Neutrons and X-rays Scattering Under External Inuences", Yerevan-Meghri, Armenia, October 26-30, 2009, pp. 11-16, ISBN 978-99941-2-486-2

A.A. Saharian

Smith-Purcell radiation on a surface wave | Proceedings of International Conference "Electrons, Positrons, Neutrons and X-rays Scattering Under External Inuences", Yerevan-Meghri, Armenia, October 26-30, 2009, pp. 68-75, ISBN 978-99941-2-486-2;rXiv:1010.2063

A.A. Saharian

Dynamical Casimir effect on surface waves | Proceedings of International Conference "Electrons, Positrons, Neutrons and X-rays Scattering Under External Inuences", Yerevan-Meghri, Armenia, October 26-30, 2009, pp. 63-67, ISBN 978-99941-2-486-2; arXiv:1010.6065

A.R. Mkrtchian, L.Sh.Grigorian, A.A.Saharian, B.V. Khachatryan

On the Theory of Coherent Pair Production in Crystals in presence of Acoustic Wave | Modern Physics Letters A 17, N39, 2571, 2002

A.R. Mkrtchian, L.A. Gevorgyan, L.Sh. Grigorian, A.A.Saharian, B.V. Khachatryan

Radiation from an electron bunch flying over surface wave | NIMB 173, 211, 2001

A.R. Mkrtchian , L.A.Gevorgyan , L.Sh.Grigorian , A.A.Saharian, B.V. Khachatryan

Coherent pair product in crystals in presence of external excitation | Conversion Potential of Armenia and ISTC Programs Int. Seminar, Oct. 2000, Proceedings Part I, Yerevan 2000

L. Sh. Grigorian, A. A. Saharian

Эффект Казимира для идеально проводящего шара. II (Կազիմիրի էֆեկտը իդեալական հաղորդիչ գնդի համար. II) | ԵՊՀ Գիտական տեղեկագիր, Բնական գիտություններ, 1987, #1, էջ 61-68 (ռուսերեն) |

L. Sh. Grigorian, A. A. Saharian

Эффект Казимира для сферической полости в идеальном проводнике (Կազիմիրի էֆեկտը իդեալական հաղորդիչում սֆերիկ խոռոչի համար։ 1) | ԵՊՀ Գիտական տեղեկագիր, Բնական գիտություններ, 1986, #3, էջ 56-64 (ռուսերեն) |
 

Thesis

Anna Kotanjyan, A. Saharian, B. Khachatryan

Synchrotron radiation from a relativistic charged particle rotating around a cylindrical diffraction grating | 4th International Symposium Optics and its applications. 2016, p. 78

Kotanjyan Anna, Saharian Aram, Sargsyan Hayk, Simonyan David

Quantum effects in anti-de Sitter spacetime for electromagnetic vacuum state | The Modern Physics of Compact Stars and Relativistic Gravity 2015, p. 8

A. Kotanjyan, A. Saharian

The Synchrotron Radiation of the Transversal Oscillator | Radiation from Relativistic Electrons in Periodic Structures, 2015, p. 137

A. R. Mkrtvhyan, B. V. Khachatryan, A. A. Saharian, A. S. Kotanjyan

On a possible interference of synchrotron and Smith-Purcell radiation | International Conference On Electron, Positron, Neutron and X-ray Scattering Under the External Influences, 2015, p. 18

Anna Kotanjyan, Aram Saharian

The study of undulator radiation of transversal oscillator | 3rd International Symposium Optics and its applications, 2015, p. 97

S. Bellucci, E. R. Bezerra de Mello, A. de Padua, A. A. Saharian

Fermionic vacuum polarization in compacti_ed cosmic string spacetime | Eur. Phys. J. C 74, 2688 (2014) (18pp); DOI 10.1140/epjc/s10052-013-2688-z; arXiv:1311.5484

S. Bellucci, E. R. Bezerra de Mello, A. A. Saharian

Finite temperature fermionic condensate and currents in topologically nontrivial spaces | Phys. Rev. D 89, 085002 (2014) (22pp); DOI: 10.1103/PhysRevD.89.085002; arXiv:1312.1686

A. S. Kotanjyan, A. A. Saharian, H. A. Nersisyan

Casimir densities for a conducting plate in de Sitter spacetime | 2nd International Symposium on the Modern Physics of Compact Stars and Relativistic Gravity, Journal of Physics: Conference Series 496, 012027, doi:10.1088/1742-6596/496/1/012027, 1-6, 2014

A. A. Saharian

Quantum effects from boundaries in de Sitter and anti-de Sitter spacetimes | Journal of Physics: Conference Series 496 (2014) 012029; doi:10.1088/1742-6596/496/1/012029; 2nd International Symposium on the Modern Physics of Compact Stars and Relativistic Gravity, 18{21 September 2013, Yerevan, Armenia

S. Bellucci, A. A. Saharian

Fermionic current from topology and boundaries with applications to higher-dimensional models and nanophysics | Phys. Rev. D 87, 025005 (2013) (14pp); DOI: 10.1103/PhysRevD.87.025005; arXiv:1207.5046

A.S. Kotanjyan, A.A. Saharian

Undulator radiation inside a dielectric waveguide | Nucl. Instr. Methods B 309, 177{182 (2013); DOI: 10.1016/j.nimb.2013.01.076

E. R. Bezerra de Mello, A. A. Saharian, S. V. Abajyan

Fermionic vacuum polarization by a at boundary in cosmic string spacetime | Class. Quantum Grav. 30, 015002 (2013) (15pp); doi:10.1088/0264-9381/30/1/015002; arXiv:1209.3030

E. R. Bezerra de Mello, A. A. Saharian

Finite temperature current densities and Bose-Einstein condensation in topologically nontrivial spaces | Phys. Rev. D 87, 045015 (2013) (17pp); DOI:10.1103/PhysRevD.87.045015; arXiv:1211.5174

S. Bellucci, A. A. Saharian, H. A. Nersisyan

Scalar and fermionic vacuum currents in de Sitter spacetime with compact dimensions | Phys. Rev. D 88, 024028 (2013) (12pp); DOI: 10.1103/PhysRevD.88.024028; arXiv:1302.1688

E. Elizalde, S. D. Odintsov, A. A. Saharian

Fermionic Casimir densities in anti-de Sitter spacetime | Phys. Rev. D 87, 084003 (2013) (15pp); 10.1103/PhysRevD.87.084003; arXiv:1302.2801

E. R. Bezerra de Mello, E. R. Figueiredo Medeiros, A. A. Saharian

Fermionic vacuum polarization by a cosmic string in anti-de Sitter spacetime | Class. Quantum Grav. 30, 175001 (2013) (20pp); doi:10.1088/0264-9381/30/17/175001; arXiv:1303.0755

E. R. Bezerra de Mello, A. A. Saharian

Fermionic current induced by magnetic ux in compacti_ed cosmic string spacetime | Eur. Phys. J. C 73, 2532 (2013) (14pp); DOI 10.1140/epjc/s10052-013-2532-5; arXiv:1305.6902

S. Bellucci, A. A. Saharian

Electromagnetic two-point functions and the Casimir effect in Friedmann-Robertson-Walker cosmologies | Phys. Rev D 88, 064034 (2013) (18pp); DOI:10.1103/PhysRevD.88.064034; arXiv:1308.0276

A.A. Saharian, A.S. Kotanjyan

Synchrotron radiation inside a dielectric waveguide, Journal of Physics | Conference Series 357, 012009 (2012); doi:10.1088/1742-6596/357/1/012009, IX International Symposium on Radiation from Relativistic Electrons in Periodic Structures

A. R. Mkrtchyan, V. V. Parazian, A. A. Saharian

Optical transition radiation in presence of acoustic waves for an oblique incidence | Journal of Physics: Conf. Ser. 357, 012013 (2012); doi:10.1088/17426596/357/1/012013, IX International Symposium on Radiation from Relativistic Electrons in Periodic Structures

A. R. Mkrtchyan, V. V. Parazian, A. A. Saharian

Optical transition radiation in presence of acoustic waves for an oblique incidence | Int. J. Mod. Phys. B 26, 1250036, 2012 (13pp); DOI:10.1142/S0217979212500361; arXiv:1109.4188

E. R. Bezerra de Mello, A. A. Saharian

Vacuum polarization induced by a cosmic string in anti-de Sitter spacetime | J. Phys. A: Math. Theor. 45, 115402 (2012) (18pp); doi:10.1088/1751-8113/45/11/115402; arXiv:1110.2129

E. R. Bezerra de Mello, F. Moraes, A. A. Saharian

Fermionic Casimir densities in a conical space with a circular boundary and magnetic ux | Phys. Rev. D 85, 045016 (2012) (18pp); DOI: 10.1103/PhysRevD.85.045016; arXiv:1111.0199

E. R. Bezerra de Mello, A. A. Saharian, A. Kh. Grigoryan

Casimir effect for parallel metallic plates in cosmic string spacetime | J. Phys. A: Math. Theor. 45, 374011 (2012) (15pp); doi:10.1088/1751-8113/45/37/374011; arXiv:1111.7233

A. A. Saharian, A. S. Kotanjyan

Casimir-Polder potential for a metallic cylinder in cosmic string spacetime | Phys. Lett. B 713, 133{139 (2012); dx.doi.org/10.1016/j.physletb.2012.06.009; arXiv:1201.0135

E. R. Bezerra de Mello, A. A. Saharian

Scalar self-energy for a charged particle in global monopole spacetime with a spherical boundary | Class. Quantum Grav. 29, 135007 (2012) (25pp); doi:10.1088/0264-9381/29/13/135007; arXiv:1201.1770

A..A. Saharian

Quantum effects in higher-dimensional cosmological models | Int. J. Mod.Phys.: Conf. Ser. 18, 164{173 (2012); DOI 10.1142/S2010194512008392. Talk presented at the Fifth International Workshop on Astronomy and Relativistic Astrophysics (IWARA2011), 09-12 October, 2011, Joao Pessoa, Brazil; arXiv:1204.6625

E. R. Bezerra de Mello, V. B. Bezerra, H. F. Mota, A. A. Saharian

Casimir-Polder interaction between an atom and a conducting wall in cosmic string spacetime | Phys. Rev. D86, 065023 (2012) (10pp); DOI: 10.1103/PhysRevD.86.065023; arXiv:1205.6914

A.A. Saharian, A.S. Kotanjyan

Repulsive Casimir-Polder forces from cosmic strings | Eur. Phys. J. C 71, 1765 (2011) (10pp); DOI:10.1140/epjc/s10052-011-1765-4; arXiv:1108.0195