Ֆիզիկայի ֆակուլտետ

Faculty of Physics

Ֆիզիկամաթեմատիկական կադրերի պատրաստումը համալսարանում սկսվել է 1922 թվականից:

Ալբերտ Ավետիսի Կիրակոսյան

Պրոֆեսոր | Պինդ մարմնի ֆիզիկայի ամբիոն

Կրթություն
Մոսկվայի Լոմոնոսովի անվան պետական համալսարան (1965 թ.),
Պրոֆեսոր (1992 թ.),
ՀՀ ԳԱԱ թղթակից անդամ (2006 թ.)

Գիտական աստիճան
Թեկնածուական - 1975 թ., ԵՊՀ
Դոկտորական - 1990 թ., ՀՀ ԳԱԱ Կիրառական պրոբլեմների ինստիտուտ

Կարդացվող դասընթացներ

Պինդ մարմնի ֆիզիկայի ներածություն,

Պինդ մարմնի քվանտային տեսություն,

Ցածր չափայնությամբ էլեկտրոնային համակարգերի ֆիզիկա

Տարրական գրգռումները կոնդենսացված միջավայրերում

Նանոհամակարգերի ֆիզիկա

Գիտական հետաքրքրությունների շրջանակը

Պինդ մարմնի ֆիզիկա,

Կիսահաղորդչային ֆիզիկա,

Ցածր չափային համակարգերի ֆիզիկական բնութագրերի տեսական ուսումնասիրություն,

Էքսիտոնային որոշ խնդիրներ եւ դիսլոկացիաների էլեկտրոնիկա

Մասնակցությունը դրամաշնորհների
INTAS (Project No. 99-00928)
ISTC (Project A-323)
ANSEF (Grant No. PS24-01)
ANSEF (Grant No. 04-ps-condmatth 813-95)
ANSEF (Grant No. 05-PS-nano-0811-228)

Լեզուներ
Հայերեն, ռուսերեն, անգլերեն

Մասնագիտական անդամակցություն
Ա. 04.10 «Կիսահաղորդիչների ֆիզիկա» մասնագիտական խորհրդի անդամ

Պարգևներ
ՀՀ ԿԳՆ ոսկե մեդալ, ԵՊՀ ոսկե մեդալ

kirakosyan@ysu.am

Ալբերտ Կիրակոսյան

Ատոմի ֆիզիկա

2019 | Գիրք/Book

ԵՊՀ հրատ., 2019, 224 էջ

A.L. Vartanian , A.L. Asatryan , A.A. Kirakosyan , K.A. Vardanyan

Influence of image charge effect on the binding energy of hydrogen-like donor impurity in a near-surface quantum well under transverse electric field

2019 | Հոդված/Article

Physica E: Low-dimensional Systems and Nanostructures, 2019, 106, 1-4 էջ

A. Stepanyan, A. Asatryan , M. Yeranosyan , K. Vardanyan, A. Kirakosyan , A. Vartanian

Energy loss rate of hot electrons due to polar-optical phonon modes in a semiconductor nanowire under transverse electric field

2018 | Հոդված/Article

Physica B-Condensed Matter, 2018, 550, 340-346 էջ

M.G. Barseghyan , V.N. Mughnetsyan , L.M. Perez, A.A. Kirakosyan , D. Laroze

Effect of the impurity on the Aharonov-Bohm oscillations and the intraband absorption in GaAs∕ Ga1− xAlxAs quantum ring under intense THz laser field

2018 | Հոդված/Article

Physica E: Low-dimensional Systems and Nanostructures, 2018, 111, 91-97 էջ

A.Asatryan , A.Stepanyan, M.Yeranosyan , A.Kirakosyan , A.Vartanian

The influence of the transverse electric field on the hot electron energy loss rate via polar-optical phonons in nanowires

2018 | Հոդված/Article

International Conference on Microwave & THz Technologies and Wireless Communications (IRPhE’2018), El-P-3

Henrikh M. Baghramyan, Manuk G. Barseghyan , Albert A. Kirakosyan , Judith H. Ojeda, Jean Bragard, David Laroze

Modeling of anisotropic properties of double quantum rings by the terahertz laser field

2018 | Հոդված/Article

Scientific Reports, 2018, 8, 6145(1-10) pp.

H. M. Baghramyan, M. G. Barseghyan , A. A. Kirakosyan , D. Laroze

Intense Terahertz Radiation Effect on Electronic and Intraband Optical Properties of Semiconductor Quantum Rings

2018 | Հոդված/Article

Physics of Quantum Rings, 2018, 411-445 pp.

V. L. Aziz Aghchegala, V. N. Mughnetsyan , A. A. Kirakosyan

Effect of interdiffusion and external magnetic field on electronic states and light absorption in Gaussian-shaped double quantum ring

2018 | Հոդված/Article

Physica E: Low-dimensional Systems and Nanostructures, 2018, 96, 11-16 pp.

A. L. Vartanian , A. A. Kirakosyan , K. A. Vardanyan

Spin relaxation mediated by spin-orbit and acoustic phonon interactions in a single-electron two-dimensional quantum dot

2018 | Հոդված/Article

Superlattices and Microstructures, 2018, 122, 548-556 pp.

M. G. Barseghyan , A. A. Kirakosyan

Laser driven intraband optical transitions in two-dimensional quantum dots and quantum rings

2017 | Հոդված/Article

Optics Communications. 2017, 383, pp. 571–576

V. L. Aziz Aghchegala, V. N. Mughnetsyan , A. A. Kirakosyan

Effect of interdiffusion and magnetic field on two-electron states in Gaussian-shaped double quantum rings

2017 | Հոդված/Article

Physica E: Low-dimensional Systems and Nanostructures. 2017, 88, pp. 157-163

Vram Mughnetsyan , Aram Manaselyan , Albert Kirakosyan

Effect of Rashba spin-orbit coupling and external magnetic field on electronic minibands in highly strained one-layer quantum ring superlattice

2017 | Հոդված/Article

Superlattices and Microstructures. 2017, 104, pp. 10-18

A. Stepanyan, M. Yeranosyan , L. Vardanyan , A. Asatryan , A. Kirakosyan , A. Vartanian

Energy-loss rate of hot electrons due to confined acoustic phonon modes in a semiconductor quantum wire under transverse electric field

2017 | Հոդված/Article

Physica B-Condensed Matter. 2017, 519, pp. 102-107

Arshak Vartanian , Albert Kirakosyan , Karen Vardanyan

Frohlich polaron in nanowire with Rashba and Dresselhaus spin-orbit couplings

2017 | Հոդված/Article

Superlattices and Microstructures. 2017, 109, pp. 655-661

K. Vardanyan, A. Kirakosyan , A. Vartanian

One-dimensional fröhlich polaron with spin-orbit coupling

2017 | Հոդված/Article

Вестник Российско-Армянского Университета: Физико-математические и естественные науки. 2017, 1, стр. 41-46

Ա․ Լ․ Վարդանյան , Ա․ Լ․ Ասատրյան , Ա․ Ա․ Մխիթարյան, Ս․ Ս․ Ավետիսյան, Ա․ Ա․ Կիրակոսյան

Effects of electric field and image charges on the impurity-related optical absorption coefficients in a spherical quantum dot (Էլեկտրական դաշտի և պատկեր-լիցքերի ազդեցությունը խառնուկային օպտիկական կլանման գործակիցների վրա գնդային քվանտային կետում)

2017 | Հոդված/Article

ԵՊՀ գիտական տեղեկագիր, Ֆիզիկա և մաթեմատիկա, 2017, հ. 51, #1, էջ 124–127

Վ. Ն. Մուղնեցյան , Ա. Ա. Կիրակոսյան

Elastic strain distribution in one layer quantum ring superlattice (Առաձգական դեֆորմացիաների բաշխումը քնավտային կետերի միաշերտ գերցանցում)

2017 | Հոդված/Article

ԵՊՀ գիտական տեղեկագիր, Ֆիզիկա և մաթեմատիկա, 2017, հ. 51, #1, էջ 121–123

Vram Mughnetsyan , Albert Kirakosyan

Strain distribution and band structure of InAs/GaAs quantum ring superlattice

2017 | Հոդված/Article

Superlattices and Microstructures, 2017, 112, 318-327 pp.

Ալբերտ Կիրակոսյան , Արշակ Վարդանյան , Աննա Ասատրյան , Արամ Մանասելյան , Գառնիկ Վերմիշյան

Պինդ մարմնի ֆիզիկայի լաբորատոր աշխատանքներ մաս I

2016 | Գիրք/Book

ԵՊՀ հրատ.: 2016թ․, 168 էջ

K. Vardanyan, Y. Brsoyan, A. Vartanian , A. Kirakosyan

Confined and interface polar optical phonon-limited electron mobility in quantum wires in the presence of perpendicular electric field

2016 | Թեզիս/Thesis

4th International Symposium “Optics and its Applications”. 2016, p. 103-103

A. Stepanyan, L. Vardanyan , A. Asatryan , A. Vartanian , A. Kirakosyan

Electric field effect on hot-electron energy-loss rate via LA-phonon scattering in a cylindrical quantum wire

2016 | Թեզիս/Thesis

4th International Symposium “Optics and its Applications”. 2016. p. 89

H. M. Baghramyan, M. G. Barseghyan , D. Laroze, A. A. Kirakosyan

Influence of lateralel ectric field on intraband optical absorption in concentric double quantum rings

2016 | Հոդված/Article

Physica E: Low-dimensional Systems and Nanostructures. 2016, 77, 81-89 pp.

M. G. Barseghyan , A. Kh. Manaselyan , D. Laroze, A. A. Kirakosyan

Impurity-modulated Aharonov–Bohm oscillations and intraband optical absorption in quantum dot-ring nanostructures

2016 | Հոդված/Article

Physica E: Low-dimensional Systems and Nanostructures. 2016, 81, 31-36 p.

L. A. Vardanyan , A. L. Vartanian , A. L. Asatryan , A. A. Kirakosyan

Image Charge and Electric Field Effects on Hydrogen-like Impurity-bound Polaron Energies and Oscillator Strengths in a Quantum Dot

2016 | Հոդված/Article

Journal of ELECTRONIC MATERIALS. 2016, 45. 11, 5847-5852 pp.

A. L. Asatryan , A. L. Vartanian , A. A. Kirakosyan , L. A. Vardanyan

Electric field and image charge effects on impurity-bound polarons in a CdS colloidal quantum dot embedded in organic matrices

2016 | Հոդված/Article

Physica B: Physics of Condensed Matter. 2016, 503, 70-74 pp.

D. Laroze, M. G. Barseghyan , A. Radu, A. A. Kirakosyan

Laser driven impurity states in two-dimensional quantum dots and quantum rings

2016 | Հոդված/Article

Physica B: Physics of Condensed Matter. 2016, 501, 1-4 pp.

M. Barseghyan , A. Manaselyan , D. Laroze, A. Kirakosyan

Impurity-modulated Aharonov–Bohm oscillations and intraband optical absorption in quantum dot–ring nanostructures

2016 | Հոդված/Article

Physica E 81, 31-36 (2016)

V. Mughnetsyan , A. Kirakosyan , A. Manaselyan

Effect of interdiffusion on band structure in GaAs/Ga1-xAlxAs quantum ring superlattices

2015 | Հոդված/Article

6-th International Conference on Nanomaterials, NANOCON-2014, Conference Proceedings. 2015, 1, p. 47-53

Ա. Ա. Կիրակոսյան , Ա. Լ. Վարդանյան , Ա. Լ. Ասատրյան

Պինդ մարմնի ֆիզիկայի խնդիրներ, Մաս I

2015 | Գիրք/Book

Ուս. ձեռնարկ: ԵՊՀ հրատ., 2015թ․, 154 էջ

A. L. Vartanian , A. L. Asatryan , L. A. Vardanyan , A. A. Kirakosyan

Effect of image charges on the impurity-bound polaronic states in colloidal quantum dots embedded in different organic matrices

2015 | Թեզիս/Thesis

International Symposium and Young Scientist School on Disordered and Ordered Materials Analysis and Characterization, 2015, p. 74-75

M. A. Yeranosyan , K. A. Vardanyan, A. L. Vartanian , A. A. Kirakosyan

Spin-orbit interaction enhanced polaron effect in wurtzite semiconductor quantum well

2015 | Թեզիս/Thesis

International Symposium and Young Scientist School on Disordered and Ordered Materials Analysis and Characterization, 2015, 45-47 pp.

A. L. Vartanian , K. A. Vardanyan, A. A. Kirakosyan

Spin Relaxation in the Presence of Spin-Orbit Interactions in Single Electron Quantum Dots Embedded in a Suspended Phonon Cavity

2015 | Թեզիս/Thesis

International Symposium and Young Scientist School on Disordered and Ordered Materials Analysis and Characterization, 2015, p. 49-50

V. N. Mughnetsyan , A. A. Kirakosyan

Elastic Strain Distribution in one layer InAs/GaAs Quantum Ring Superlattice.

2015 | Թեզիս/Thesis

International Symposium and Young Scientist School on Disordered and Ordered Materials Analysis and Characterization, 2015, p. 59-60

Arshak Vartanian , Karen Vardanyan, Armen Stepanyan, Albert Kirakosyan

Dilatational and flexural acoustic-phonon mediated spin relaxation in a two-dimensional quantum dot in the presence of perpendicular magnetic field

2015 | Թեզիս/Thesis

3rd International Symposium “Optics and its Applications”, 2015, p. 134

Vartanian A. , Vardanyan K., Kirakosyan A.

Influence of Phonon Confinement on Optical Phonon-Mediated Carrier Capture into CdSe/ZnS/H2O Quantum Dots

2015 | Թեզիս/Thesis

17th International Conference on II-VI Compounds and Related Materials, 2015, p. 243

Ա. Ա. Կիրակոսյան

Պինդ մարմնի ֆիզիկայի ներածություն, Մաս II

2015 | Գիրք/Book

Մենագրություն, ԵՊՀ հրատ., 2015թ․, ԵՊՀ հրատ., 364 էջ

Ա. Ա Կիրակոսյան

Պինդ մարմնի ֆիզիկայի ներածություն, Մաս I

2015 | Գիրք/Book

Մենագրություն, ԵՊՀ հրատ., 2015թ․, ԵՊՀ հրատ., 288 էջ

Vartanian A. L. , Vardanyan K. A., Mughnetsyan V. N., Kirakosyan A. A.

Electron capture processes in quantum dots due to one-and two-phonon assisted transitions: The role of optical phonon confinement

2015 | Հոդված/Article

Journal of Physics: Conference Series, Volume 647, Issue 1, article id. 012017, 4pp. (2015). dx.doi.org

Yeranosyan M. A. , Vartanian A. L. , Shahbandari A., Kirakosyan A. A.

Phonon confinement effect on the polaron states in a double quantum ring structure in the presence of electric and magnetic fields

2015 | Հոդված/Article

Physica B: Physics of Condensed Matter, Volume 456, pp. 365-370 (2015). dx.doi.org/10.1016

Vardanyan K. A., Vartanian A. L. , Kirakosyan A. A.

Effect of Phonon Confinement on Optical Phonon-Mediated Carrier Capture into CdSe/ZnS Quantum Dots

2015 | Հոդված/Article

Journal of Electronic Materials, Volume 44, pp. 2779-2785 (2015). dx.doi.org/10.1007

Vardanyan K. A., Vartanian A. L. , Mughnetsyan V. N., Dvurechenskii A. V., Kirakosyan A. A.

Effect of phonon confinement on one- and two-polar optical phonon capture processes in quantum dots

2015 | Հոդված/Article

Physica E: Low-dimensional Systems and Nanostructures, Volume 66, pp. 268-274 (2015) dx.doi.org/10.1016

A. L. Asatryan , K. A. Vardanyan, A. L. Vartanian , A. A. Kirakosyan

The influence of electric field on the quasi-confined and interface polaron basic parameters in a wurtzite nitride quantum wire

2015 | Հոդված/Article

Journal of Physics: Conference Series 647, 012048, 4 pp. (2015). dx.doi.org

Ա. Ա. Կիրակոսյան , Ա. Լ. Վարդանյան , Ա .Լ. Ասատրյան

Պինդ մարմնի ֆիզիկայի խնդիրներ. Մաս 1

2015 | Գիրք/Book

Երևան, ԵՊՀ հրատ., 2015թ., 154 էջ

V. N. Mughnetsyan , A. A. Kirakosyan , A. Manaselyan

Effect of interdiffusion on nonlinear intraband light absorption in Gaussian-shaped double quantum rings

2015 | Հոդված/Article

Physica E: Low-dimensional Systems and Nanostructures, 2015, 70, 210-216 pp.

V. N. Mughnetsyan , A. A. Kirakosyan , V. L. Aziz Aghchegala

Effect of interdiffusion on electronic states of strain-free Gaussian-shaped double quantum ring superlattice

2015 | Հոդված/Article

Physica E: Low-dimensional Systems and Nanostructures, 2015, 65, 30-35 pp.

A. L. Vartanian , K. A. Vardanyan, V. N. Mughnetsyan, A. A. Kirakosyan

Electron capture processes in quantum dots due to one‐and two‐phonon assisted transitions: The role of optical phonon confinement

2015 | Հոդված/Article

Journal of Physics: Conference Series, 2015, 647, 012017, 4 pp.

K. A. Vardanyan, A. L. Vartanian , A. G. Stepanyan, A. A. Kirakosyan

Confined acoustic phonon-mediated spin relaxation in a twodimensional quantum dot in the presence of perpendicular magnetic field

2015 | Հոդված/Article

Journal of Physics: Conference Series, 2015, 647, 012043, 4 pp.

M. G. Barseghyan , A. A. Kirakosyan

Impurity-related intraband absorption in coupled quantum dot-ring structure under lateral electric field

2015 | Հոդված/Article

Physica E: Low-dimensional Systems and Nanostructures, Netherlands, 2015թ․, 74, 421-425 pp.

V. Mughnetsyan, A. Manaselyan , A. Kirakosyan

Rashba Spin-Orbit Coupling in a Two-Dimensional Quantum Ring Superlattice

2015 | Հոդված/Article

Superlattices and Microstructures 82, 584-591 (2015)

H.M. Baghramyan , M.G. Barseghyan , A.A. Kirakosyan , R.L. Restrepo, M.E. Mora-Ramos, C.A. Duque

“Donor impurity-related linear and nonlinear optical absorption coefficients in GaAs/Ga1-xAlxAs concentric double quantum rings: Effects of geometry, hydrostatic pressure, and aluminum concentration”

2014 | Հոդված/Article

Journal of Luminescence 145, 676-683, (2014)

Ա. Լ. Վարդանյան , Վ. Ն. Մուղնեցյան, Կ. Ա. Վարդանյան, Ա. Վ. Դվուրեչենսկի, Ա. Ա. Կիրակոսյան

Influence of optical phonon confinement on two-phonon capture process in quantum dots ( Քվանտային կետերում օպտիկական ֆոնոնների սահմանափակման ազդեցությունը երկֆոնոնային կալանման պրոցեսների վրա )

2014 | Հոդված/Article

ԵՊՀ գիտական տեղեկագիր, Ֆիզիկա և մաթեմատիկա, 2014, #2, էջ 50-53

A. Manaselyan , M. Barseghyan , A. Kirakosyan , D. Laroze, C. Duque

Effects of a lateral electric field and hydrostatic pressure on the intraband optical transitions in a GaAs/Ga1-xAlxAs quantum ring

2014 | Հոդված/Article

Physica E 60, 95-99 (2014)

A. Manaselyan , A. Ghazaryan, A. Kirakosyan

Spin interactions in a quantum ring containing a magnetic impurity

2014 | Թեզիս/Thesis

J. Contemp. Phys., 49, 267-277 (2014)

A.Kh. Manaselyan, M. G. Barseghyan , A.A. Kirakosyan , D. Laroze, C.A. Duque

Effects of applied lateral electric field and hydrostatic pressure on the intraband optical transitions in a GaAs-Ga1-xAlxAs quantum ring

2014 | Հոդված/Article

Physica E 60, pp. 95-99 (2014)

V.N. Mughnetsyan , A. Kh. Manaselyan, M.G. Barseghyan , A.A. Kirakosyan

“Simultaneous effects of hydrostatic pressure and spin–orbit coupling on linear and nonlinear intraband optical absorption coefficients in a GaAs quantum ring”

2013 | Հոդված/Article

Journal of Luminescence, 134, pp. 24- 27 (2013)

H.M. Baghramyan , M.G. Barseghyan , A.A. Kirakosyan , R.L. Restrepo, C.A. Duque

"Linear and nonlinear absorption coefficients in GaAs/Ga1-xAlxAs concentric double quantum rings: Effects of hydrostatic pressure and aluminum concentration"

2013 | Հոդված/Article

Journal of Luminescence 134, 594-599, (2013)

H.M. Baghramyan , M.G. Barseghyan , C.A. Duque, A.A. Kirakosyan

“Binding energy of hydrogenic donor impurity inGaAs/Ga1-xAlxAs concentric double quantum rings:Effects of geometry, hydrostatic pressure, temperature and aluminum concentration”

2013 | Հոդված/Article

Physica E 48, 164-170 (2013)

А.А. Киракосян , Н.Г. Мовсисян, Ш.Г. Гаспарян

Потенциал точечного заряда в полупроводниковой гетероструктуре с цилиндрической симметрией

2013 | Հոդված/Article

Известия НАН Армении, Физика, 48, стр. 125-135, 2013

H.M. Baghramyan, M.G. Barseghyan, A.A. Kirakosyan , R.L. Restrepo, C.A. Duque

Linear and nonlinear optical absorption coefficients in GaAs/Ga1-x AlxAs concentric double quantum rings: Effects of hydrostatic pressure and aluminium concentration

2013 | Հոդված/Article

Journal of Luminescence, 134, pp. 594-599, 2013

V.N. Mughnetsyan, A.Kh. Manaselyan, M.G. Barseghyan, A.A. Kirakosyan

Simultaneous effect of hydrostatic pressure and spin-orbit coupling on linear and nonlinear intraband optical absorption coefficients in a GaAs quantum ring

2013 | Հոդված/Article

Journal of Luminescence, 134, pp. 24-27, 2013

V. Mughnetsyan, A. Manaselyan , M. Barseghyan , A. Kirakosyan

Simultaneous effects of hydrostatic pressure and spin-orbit coupling on linear and nonlinear intraband optical absorption coefficients in a GaAs quantum ring

2013 | Հոդված/Article

Journal of Luminescence 134, 24-27 (2013)

M. A. Yeranosyan , A. L. Vartanian , A. G. Shahbandari, A.A. Kirakosyan

Phonon confinement effect on the polaron states in a double quantum ring structure in the presence of electric and magnetic fields

2013 | Թեզիս/Thesis

EDISON18 Matsue, Japan July 22-26, p. 94 (2013)

H.M. Baghramyan , M.G. Barseghyan , A.A. Kirakosyan

Effects of hydrostatic pressure and temperature on interband optical transitions in InAs/GaAs vertically coupled double quantum dots

2012 | Հոդված/Article

Journal of Physics: Conference Series 350, 012017 (2012), in International Symposium on Optics and its applications “OPTICS-2011”, Yerevan, Armenia

E.M. Kazaryan, A.A. Kirakosyan , V.N. Mughnetsyan , H.A. Sarkisyan

“Tunability of Absorption Threshold Frequences and Stark Shift in InSb Narrow Gap Spherical Quantum Layer”

2012 | Հոդված/Article

Semicond. Sci. Technol., 27, 085003 (6pp) (2012)

V.L. Aziz Aghchegala, V.N. Mughnetsyan , A.A. Kirakosyan

“Effect of interdiffusion and electric field on resonant states and current-voltage characteristic of GaAs/AlxGa1-xAs double-barrier resonant structure”

2012 | Հոդված/Article

Arm. J. Phys, 4, pp. 211-220 (2012)

V.L. Aziz Aghchegala, V.N. Mughnetsyan , A.A. Kiakosyan

“Effect of intediffusion and magnetic field on impuity states in multiple quantum wells”

2012 | Հոդված/Article

Proc. of SPIE, 8414, 84140F (2012)

E.M. Kazaryan, A.A. Kirakosyan , V.N. Mughnetsyan , H.A. Sarkisyan

“Tunability of absorption threshold frequences and stark shift in spherical quantum layer”

2012 | Հոդված/Article

Proc. of SPIE, 8414, 84140B (2012)

K.A. Vardanyan, A.L. Vartanian, A.A. Kirakosyan

Externally applied or built-in electric field effect on the polaronic self-energy and effective mass in wurtzite nitride cylindrical nanowires

2012 | Հոդված/Article

20th Int. Symposium "Nanostructures: Physics and Technology", QWQD.13p, pp.195-196, Nizhny Novgorod, Russia, June 24-30, 2012

K.A. Vardanyan, A.L. Vartanian , A.A. Kirakosyan

Two-dimensional Fröhlich polaron with Rashba and Dresselhaus spin-prbit coupling

2012 | Հոդված/Article

Eur. Phys. J. B., 85, 367, 5 p., 2012. dx.doi.org/10.1140

M.G. Barseghyan , R.L. Restrepo, M.E. Mora-Ramos, A.A. Kirakosyan , C.A. Duque

Donor impurity-related linear and nonlinear intraband optical absorption coefficients in quantum ring: effects of applied electric field and hydrostatic pressure

2012 | Հոդված/Article

Nanoscale Research Letters, 7, 538, 8 p., 2012

E.M. Kazaryan, A.A. Kirakosyan , V.N. Mughnetsyan, H.A. Sarkisyan

Tunability of Absorption Threshold Frequences and Stark Shift in InSb Narrow Gap Spherical Quantum Layer

2012 | Հոդված/Article

Semicond. Sci. Technol., 27, 085003, 6 p., 2012

M.G. Barseghyan, Alireza Hakimyfard, A.A. Kirakosyan , M.E. Mora-Ramos, C.A. Duque

Hydrostatic pressure and electric and magnetic field effects on the binding energy of a hydrogenic donor impurity in InAs Pöshl-Teller quantum ring

2012 | Հոդված/Article

Superlattices and Microstructures, 51, pp. 119-127, 2012

H.M. Baghramyan , M.G. Barseghyan, C.A. Duque, A.A. Kirakosyan

Effects of hydrostatic pressure, temperature, electric field and aluminum concentration on the electronic states in GaAs/Ga1-xAlxAs concentric double quantum rings

2012 | Հոդված/Article

Journal of Physics: Conference Series, 350, 012016, 6 p.,2012

A.L.Vartanian , Abbas Shahbandari, M.A. Yeranosyan , A.A. Kirakosyan

The influence of polar optical phonon confinement on the binding energy of a hydrogenic impurity in quantum wires in the perpendicular electric and magnetic fields

2012 | Հոդված/Article

Journal of Physics: Conference Series, Volume 350, Issue 1, pp. 012021 (2012)

H.M. Baghramyan , M.G. Barseghyan, C.A. Duque, A.A. Kirakosyan

Hydrostatic pressure and electric field effect on electronic states in double quantum rings

2012 | Հոդված/Article

Proc. of SPIE, 8414, 84140C, 10 p., 2012

M.G. Barseghyan , Alireza Hakimyfard, A. A. Kirakosyan , M. E. Mora-Ramos, C.A. Duque

Hydrostatic pressure and electric and magnetic field effects on the binding energy of a hydrogenic donor impurity in InAs Pöschl-Teller quantum ring

2012 | Հոդված/Article

Superlattices and Microstructures 51, pp.119-127 (2012)

H.M. Baghramyan , M.G. Barseghyan , C.A. Duque, A.A. Kirakosyan

Effects of hydrostatic pressure, temperature, electric field and aluminum concentration on the electronic states in GaAs-Ga1-xAlxAs concentric double quantum rings

2012 | Հոդված/Article

Journal of Physics: Conference Series 350, 012016-1-6 (2012)

H.M. Baghramyan , M.G. Barseghyan , A.A. Kirakosyan

Effect of hydrostatic pressure and temperature on the electronic states in InAs/GaAs cylindrical double quantum dots

2011 | Հոդված/Article

Journal of Contemporary Physics (Armenian Academy of Sciences), vol. 46, pp 150 – 155, (2011)

V.L. Aziz Aghchegala, V.N. Mughnetsyan , A.A. Kirakosyan

“Effect of interdiffusion on band structure and intersubband absorption coefficient of GaAs/GaAlAs double quantum well”

2011 | Հոդված/Article

Superlattices and Microstructures, 49, pp. 99–108 (2011)

M.G. Barseghyan, , , , Alireza Hakimyfard, Marwan Zuhair, C.A. Duque, A.A. Kirakosyan

Binding energy and photoionization cross-section of hydrogen-like donor impurity in cylindrical InAs Pöshl-Teller quantum layer in magnetic field

2011 | Հոդված/Article

Proc. of SPIE, 7998, 79981G, 7pp.,2011

V.L. Aziz Aghchegala, V.N. Mughnetsyan, A.A. Kirakosyan

Effect of interdiffusion and electric field on resonant states and current-voltage characteristic of GaAs/AlxGa1-xAs double-burrier resonant structure

2011 | Հոդված/Article

Armenian Journal of Physics, 4, pp.211-220, 2011

M.G. Barseghyan, Alireza Hakimyfard, Marwan Zuhair, C.A. Duque, A.A. Kirakosyan

Binding energy of hydrogen-like donor impurity and photoionization cross-section in InAs Pöshl-Teller quantum ring under applied magnetic field

2011 | Հոդված/Article

Physica E, 44, pp.419-424, 2011

Г.М. Баграмян, М.Г. Барсегян, А.А. Киракосян

Влияние гидростатического давления и температуры на электронные состояния в двойной цилиндрической квантовой точке InAs/GaAs

2011 | Հոդված/Article

Известия НАН Армении, Физика, 46, стр.234-242, 2011

A.V. Ghazaryan, A.P. Djotyan , K. Moulopoulos, A.A. Kirakosyan

Linear dynamic polarizability and the absorption spectrum of an exciton in a quantum ring in a magnetic field

2011 | Հոդված/Article

Physica Scripta, 83, 035703, pp. 1-8, 2011

A.L.Vartanian , Abbas Shahbandari, M.A. Yeranosyan , A.A. Kirakosyan

The polar optical phonon confinement effect on the binding energy of a hydrogenic impurity in quantum wires under applied electric and magnetic fields

2011 | Հոդված/Article

Journal of Low Temperature Physics, 165, p. 101-113, 2011. dx.doi.org/10.1007

A.L.Vartanian , M.A. Yeranosyan , K.A. Vardanyan, A.A. Kirakosyan

Polaron effects on the binding energy of a hydrogenic impurity in parabolic quantum wires in perpendicular electric and magnetic fields

2011 | Հոդված/Article

Superlattices and Microstructures, Volume 49, Issue 4, p. 382-389 (2011). dx.doi.org/10.1016

V.L.Aziz Aghchegala, V.N. Mughnetsyan, A.A. Kirakosyan

Effect of interdiffusion on band structure and intersubband absorption coefficient of GaAs/GaAlAs double quantum well

2011 | Հոդված/Article

Superlattices and Microstructures, 49, pp. 99-108, 2011

Vartanian A.L. , Shahbandari A., Ghouchani A., Yeranosyan M.A. , Kirakosyan A.A.

The influence of polar optical phonon confinement on the binding energy of a hydrogenic impurity in quantum wires in the presence of external fields

2011 | Թեզիս/Thesis

Book of Abstracts of the Int. Symposium “Optics and its Applications”, Yerevan, September 5-9, p.114 (2011)

Vartanian A.L. , Ghouchani A.Sh., Yeranosyan M.A. , Kirakosyan A.A.

Impurity bound polaron in a nanowire under electric and magnetic fields: Effect of phonon confinement

2011 | Հոդված/Article

Proc. 8th Int. Conf. “Semiconductor Micro- and Nanoelectronics”, Yerevan, July 1-3, p.159-162 (2011)

H.M. Baghramyan , M.G. Barseghyan , C.A. Duque, A.A. Kirakosyan

Hydrostatic pressure and electric field effect on electronic states in double quantum rings

2011 | Հոդված/Article

Proc. of SPIE Vol.8414 84140C-1-10 (2011)

M. G. Barseghyan , Alireza Hakimyfard, Marwan Zuhair, C.A. Duque, A. A. Kirakosyan

Binding energy of hydrogen-like donor impurity and photoionization cross-section in InAs Pöshl-Teller quantum ring under applied magnetic ﬁeld

2011 | Հոդված/Article

Physica E 44, p. 419-424 (2011)

A.A. Avetisyan , A.V. Ghazaryan, A.P. Djotyan , A.A. Kirakosyan , K. Moulopoulos

Optical properties of magnetoexcitons in semiconductor quantum rings with narrow bandgap

2010 | Թեզիս/Thesis

Abstracts of the XXXIX International School and Conference on the Physics of Semiconductors - "Jaszowiec-2010" (19-24 June 2010) p. TuP 11, Poland

A.V.Ghazaryan, A.A. Avetisyan , A.P.Djotyan , A.A.Kirakosyan , K.Moulopoulos

Optical properties of magnetoexcitons in narrow bandgap semiconductor quantum rings”

2010 | Հոդված/Article

Program of the International Conference “Laser Physics-2009” (13-16 October 2009), PS3-08, Ashtarak, Armenia. Proceedings of the International Conferernce “Laser Physics-2009” (2010) p. 121-126

V.L. Aziz Aghchegala, V.N. Mughnetsyan , A.A. Kirakosyan

“Effect of interdiffusion on electronic states and absorption coefficient of semiconductor superlattice of cubic symmetry”

2010 | Հոդված/Article

Physica E, 42, pp. 1950-1953 (2010)

A.L. Vartanian , M.A. Yeranosyan , A.A. Kirakosyan

Electron-phonon effect on the ground-state binding energy of hydrogenic impurity in parabolic quantum-well wire in presence of an electric and magnetic fields

2010 | Հոդված/Article

18th Int. Symposium :Nanostructures: Physics and Technology", QWQD.16p, pp.116-117, St. Petersburg, Russia, June 21-26, 2010

M.G. Barseghyan , Alireza Hakimyfard, S.Y. López, C.A. Duque, A.A. Kirakosyan

Hydrostatic pressure, temperature and electric field effects on donor binding energy in Pöshl-Teller quantum well

2010 | Հոդված/Article

Physica E, 43, pp.529-533, 2010

A.L.Vartanian , A.L.Asatryan , K.A.Vardanyan, A.A.Kirakosyan

Quantum capture of electrons and intra-dot relaxation by means of Auger processes in quantum dots

2010 | Հոդված/Article

Physica E, Volume 42, Issue 4, p. 878-880 (2010). dx.doi.org/10.1016

V.L.Aziz Aghchegala, V.N. Mughnetsyan, A.A. Kirakosyan

Effect of interdiffusion on impurity states in quantum dots of spherical symmetry

2010 | Հոդված/Article

Physica E, 42, pp.1567-1570, 2010

M.G. Barseghyan , Alireza Hakimyfard, S.Y. López, C.A. Duque, A.A. Kirakosyan

Simultaneous effects of hydrostatic pressure and temperature on donor binding energy and photoionization cross section in Pöshl-Teller quantum well

2010 | Հոդված/Article

Physica E, 42, pp.1618-1622, 2010

А. Хакимифард, М.Г.Барсегян, К.А.Дюке, А.А. Киракосян

Влияние электрического поля, гидростатического давления и температуры на элек¬трон¬ные состояния в квантовой яме Пешля-Теллера

2010 | Հոդված/Article

Известия НАН Армении, Физика, 45, стр.401-406, 2010

M. G. Barseghyan , Alireza Hakimyfard, Marwan Zuhair, C. A. Duque, A. A. Kirakosyan

Binding energy and photoionization cross section of hydrogen-like donor impurity in cylindrical InAs Pöschl-Teller quantum layer in magnetic field

2010 | Հոդված/Article

Proc. of SPIE Vol.7998 79981G-1 (2010)

Alireza Hakimyfard, M.G. Barseghyan , C.A. Duque, A.A. Kirakosyan

Influences of electric field, hydrostatic pressure and temperature on the electronic states in a Pöshl-Teller quantum well

2010 | Հոդված/Article

J. Contemp. Phys. (Armenian Academy of Sciences) 45, p. 258-261, (2010)

A.V. Ghazaryan, A. P. Djotyan , A. A. Kirakosyan , K. Moulopoulos

Investigation of the electric Aharonov-Bohm effect in quantum ring

2009 | Թեզիս/Thesis

The Program of the International Conference “Aharonov- Bohm effect 50” (11-14 October 2009), P-15, Tel Aviv, Israel, 2009

A.A.Avetisyan , A.V.Ghazaryan, A.P.Djotyan , A.A.Kirakosyan , K.Moulopoulos

Magnetoexcitons in semiconductor quantum rings with complicated (Kane’s) dispersion law

2009 | Հոդված/Article

Abstracts of the International Conference on the Physics of Semiconductors - "Jaszowiec-2009" Poland, 19-26 June, (2009) p. MoP 38

A.A.Avetisyan , A.V.Ghazaryan, A.P.Djotyan , A.A.Kirakosyan , K.Moulopoulos

Magnetoexcitons in Semiconductor Quantum Rings with Complicated (Kane’s) Dispersion Law

2009 | Թեզիս/Thesis

Acta Physica Polonica A.116, p.826, (2009)

V.L. Aziz Aghchegala, V.N. Mughnetsyan , A.A. Kirakosyan

“Effect of interdiffusion on impurity states in quantum dots of spherical symmetry”

2009 | Հոդված/Article

Physica E, 42, pp. 1567-1570 (2009)

Alireza Hakimyfard, M.G. Barseghyan , C.A. Duque, A.A. Kirakosyan

Simultaneous effects of pressure and temperature on donor binding energy in Pöshl-Teller quantum well

2009 | Հոդված/Article

Physica B, 404, pp.5159-5162, (2009)

Alireza Hakimyfard, M.G. Barseghyan , A.A. Kirakosyan

Simultaneous effects of pressure and magnetic field on intersubband optical transitions in Pöshl-Teller quantum well

2009 | Հոդված/Article

Physica E, 41, pp. 1596-1599, (2009)

Alireza Hakimyfard, M.G. Barseghyan , A.A. Kirakosyan

Effect of magnetic field on intersubband optical transitions in Pöshl-Teller quantum well

2009 | Թեզիս/Thesis

Proceedings of the seventh international conference “Semiconductor micro-and nanoelectronics”, Tsakhcadzor, July 3-5, p.14, (2009)

M.G. Barseghyan , A.A. Kirakosyan , C.A. Duque

Donor-impurity related binding energy and photoinization cross-section in quantum dots: electric and magnetic fields and hydrostatic pressure effects

2009 | Հոդված/Article

European Physical Journal B 72, pp. 521-529, (2009)

M.G. Barseghyan , A.A. Kirakosyan , C.A. Duque

Hydrostatic pressure, electric and magnetic field effects on shallow donor impurity states and photoionization cross section in cylindrical GaAs-Ga1-xAlxAs quantum dots

2009 | Հոդված/Article

Physica Status Solidi B, 246, pp. 626-629, (2009)

V.N. Mughnetsyan , M.G. Barseghyan , A.A. Kirakosyan

“Binding energy and photoionization cross section of hydrogen-like donor impurity in quantum well wire in electric and magnetic fields”

2008 | Հոդված/Article

Superlattice and Microstructures, 44, pp. 86-95 (2008)

V.N. Mughnetsyan , M.G. Barseghyan , A.A. Kirakosyan

“Magnetic field effect on photoionization cross-section of hydrogen-like impurity in cylindrical quantum wire”

2008 | Հոդված/Article

Physica E, 40, pp. 654-659 (2008)

V.N. Mughnetsyan , A.A. Kirakosyan

“The influence of In and Al interdiffusion on excitonic states in InxGa1-xAs/AlyGa1-yAs quantum dots”

2008 | Հոդված/Article

J. Contemp. Phys. (Armenian Academy of Sciences), 43, pp. 173-176 (2008)

A. L. Vartanian , A. L. Asatryan , A. A. Kirakosyan

Hot-electron energy-loss rate via LA-phonon scattering in InGaAs quantum wire

2008 | Հոդված/Article

Physica Status Solidi (B), vol. 245, issue 5, pp. 963-966 (2008). dx.doi.org/10.1002

Alireza Hakimyfard, M.G. Barseghyan , A.A. Kirakosyan

Intersubband optical transitions in Pöshl-Teller quantum well

2008 | Գիրք/Book

Proceedings of the Conference on Laser-Physics – 2008, p. 95, (2008)

V.N. Mughnetsyan , M.G. Barseghyan , A.A. Kirakosyan

“Binding energy of a hydrogen-like donor impurity in a quantum well-wire in a magnetic and electric fields”

2007 | Հոդված/Article

J. Contemp. Phys. (Armenian Academy of Sciences) 42, pp. 287-291, (2007)

V.N. Mughnetsyan , M.G. Barseghyan , A.A. Kirakosyan

“Influence of magnetic and elecric fields on the binding energy of hydrogen-like donor impurity in a quantum well-wire”

2007 | Հոդված/Article

Proceedings of the sixth international conference “Semiconductor micro-and nanoelectronics”, Tsakhcadzor, september 18-20, 50 (2007)

V.N. Mughnetsyan , M.G. Barseghyan, A.A. Kirakosyan

“Photoionization of hydrogen-like impurity in quantum well wire in magnetic field”

2007 | Հոդված/Article

Proceedings of the Conference devoted to 50-th anniversary of Department of Solid State Physics, YSU, pp. 60-65, Yerevan (2007)

V.N. Mughnetsyan , A.A. Kirakosyan

“The influence of In and Al interdiffusion on electronic states and light absorption in InxGa1-xAs/AlyGa1-yAs quantum dots”

2007 | Հոդված/Article

J. Contemp. Phys. (Armenian Academy of Sciences), 42, pp. 55-61 (2007)

V.N. Mughnetsyan , A.A. Kirakosyan

“The influence of interdiffusion on electronic states and absorption coefficient in quantum dots”

2007 | Հոդված/Article

Proceedings of the Conference on Laser-Physics -2006, pp. 173-176, Ashtarak (2007)

L.A.Vartanian , A.L.Asatryan , A.A.Kirakosyan

Energy-loss rate of hot electrons via LA-phonon scattering in free standing quantum wire

2007 | Հոդված/Article

ԵՊՀպինդ մարմնի ‎ֆիզիկայի ամբիոնի հիմնադրման 50-ամյակին նվիրված գիտաժողովի նյութեր, Երևան, 2007թ., էջ 84-89

A.L. Vartanian , M.A. Yeranosian , A. A. Kirakosyan

Polaronic shift of the Wannier-Mott exciton binding energy in a quantum wire with allowance for the phonon confinement effect

2007 | Հոդված/Article

Journal of Contemporary Physics (Armenian Academy of Sciences), vol. 42, issue 6, pp. 230-234 (2007). dx.doi.org/10.3103

A.L. Vartanian , M.A. Yeranosyan , A.A.Kirakosyan

Electron phonon effect on the ground state binding energy of hidrogenic impurity in quantum-well wires in presence of an electric field

2007 | Հոդված/Article

Physica B, Volume 390, Issue 1-2, p. 256-262 (2007). dx.doi.org/10.1016

M.G. Barseghyan , V.N. Mughnetsyan , A.A. Kirakosyan

“Photoionization of impurity in quantum wire in magnetic field”

2006 | Հոդված/Article

International Conference “New Technologies for development of heterosemiconductors for device applications”, Abstracts, Yerevan (2006)

V.N. Mughnetsyan , A.A. Kirakosyan

“The influence of diffusion on electronic states of low dimensional heterostructures”

2006 | Հոդված/Article

Proceedings of the Conference on Laser-Physics -2005, pp.131-134, Ashtarak (2006)

Ա. Ա. Կիրակոսյան , Ա. Լ. Վարդանյան , Ա. Լ. Ասատրյան , Մ. Մ. Առաքելյան , Գ. Ա. Վերմիշյան

Պինդ մարմնի ֆիզիկա

2006 | Գիրք/Book

Լաբորատոր աշխատանքներ, ԵՊՀ, Երևան, 2006թ., 102 էջ

A.L. Vartanian , M.A. Yeranosyan , A.A.Kirakosyan

The binding energy of a hidrogenic impurity in quantum-well wires in an electric field:The effective mass mismatch effect

2006 | Հոդված/Article

Proc. of Conf. on Laser Physics-2005, pp. 73-76, Ashtarak, Armenia (2006)

M.G. Barseghyan , A.Kh. Manaselyan , A.A. Kirakosyan

Intersubband absorption in quantum wire with convex bottom in a magnetic field

2006 | Թեզիս/Thesis

J. Phys: Cond. Matt., 18, pp. S2161–S2167 (2006)

A.L. Vartanian , M.A. Yeranosyan , A.A. Kirakosyan

The polaronic shift of the ground state binding energy of a shallow donor impurity in quantum-well wires in an electric field

2005 | Հոդված/Article

Proc. of Conf. on Laser Physics-2004, pp. 68-71, Ashtarak, Armenia (2005).

A.L. Vartanian , M.A. Yeranosyan , A.A. Kirakosyan

The polaron effect on the binding energy of a shallow donor impurity in quantum-well wires in an electric field

2005 | Հոդված/Article

Physica E, v. 27, iss. 4, p. 447-456 (2005). dx.doi.org/10.1016

M.G. Barseghyan , A.A. Kirakosyan

Electronic states in a step quantum well in a magnetic field

2005 | Հոդված/Article

Physica E, 28, pp. 471-481, (2005)

M.G. Barseghyan , M.M. Aghasyan , A.A. Kirakosyan

Light absorption in semiconductor spherical quantum dots: The role of dielectric constant mismatch

2005 | Թեզիս/Thesis

Proceedings of the fifth international conference “Semiconductor micro-and nanoelectronics”, Agveran, september 16-18, p.149, (2005)

M.G. Barseghyan , A.A. Kirakosyan

Hibridization of electron states in a step quantum well in a magnetic field

2005 | Թեզիս/Thesis

J. Contemp. Phys. (Armenian Academy of Sciences), 40, p.317, (2005)

M.G. Barseghyan , A.A. Kirakosyan

Light absorption by a two-demisional quantum dot superlattice

2005 | Հոդված/Article

Physica E, 27, p. 474-480, (2005)

M.G. Barseghyan , A.A. Kirakosyan

Light absorption of two-demisional quantum dot superlattice in electric field

2004 | Թեզիս/Thesis

J. Contemp. Phys. (Armenian Academy of Sciences), 39, p.380, (2004)

M.G. Barseghyan , A.A. Kirakosyan

Electroabsorption of two-demisional quantum dot superlattice

2003 | Թեզիս/Thesis

Proceedings of the Conference on Laser-Physics – 2003, p.53, (2003)

A. A. Kirakosian , M. Gh. Ghoumashian, A. L. Asatrian

Magnetic susceptibility of size-quantized wire

1998 | Հոդված/Article

“Diamagnetic-paramagnetic” size transition in wires. J. Contemp. Phys. 33, No.2, 55-63 (1998)

A. L. Asatrian , A. L. Vartanian , A. A. Kirakosian

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1995 | Հոդված/Article

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