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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Manuk G. Barseghyan

Researcher | Faculty of Physics
Education
1997–2002 Gyumri State Pedagogical Institute
2002–2005 PhD in Semiconductor Physics, Yerevan State University

Employment
2007 January – present: Researcher, Research laboratory of the Chair of solid state physics, YSU

Specialization
Low dimensional systems and nanostructures

Awards
2013- The first prize winner after G.Askaryan 2013 in the field of physics and astronomy. (Young Scientists Award 2013)

Grants
2010-2012 "Effects of spin-orbit interaction and hydrostatic pressure on impurity states and optical properties in semiconductor quantum rings" Armenian State Committee of Science (no. 11B-1c039).
2013-2014 "Effects of intense laser field and hydrostatic pressure on impurity states,linear and nonlinear optical properties in semiconductor quantum rings". National Foundation of Science and Advanced Technologies (NFSAT) and Young Scientists Support Program GRANT (no. YSSP-13-03).
2014-2015 ''The combined influence of terahertz laser, homogeneous electric and magnetic fields on linear and nonlinear optical properties of semiconductor nanorings and nanocups'' Armenian State Committee of Science.
2013-2015 ''Electron-phonon interaction in Si/Ge quantum dot heterostructures" Armenian State Committee of Science-Rusian Foundation of Fundamental Investigations. 13RF-093

mbarsegh@ysu.am

Latest Publications (63)
F. Ungan, M.E. Mora-Ramos, M.G. Barseghyan , L.M. Pérez, D. Laroze
Intersubband optical properties of a laser-dressed asymmetric triple quantum well nanostructure
2019 | Article
Physica E: Low-dimensional Systems and Nanostructures, 2019, 114, 113647(1-6) էջ
I. Popescu, M. Hristache, S.-S. Ciobanu, M.G. Barseghyan , J.A. Vinasco, A.L. Morales, A. Radu, C.A. Duque
Size or shape – What matters most at the nanoscale?
2019 | Article
Computational Materials Science, 2019, 165, 13-22 էջ
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 | Article
Physica E: Low-dimensional Systems and Nanostructures, 2018, 111, 91-97 էջ
Effective tuning of electron charge and spin distribution in a dot-ring nanostructure at the ZnO interface
2018 | Article
Physica E: Low-dimensional Systems and Nanostructures, 2018, 99, 63-66 pp.
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Tapash Chakraborty, Aram Manaselyan , Manuk Barseghyan , David Laroze
Controllable continuous evolution of electronic states in a single quantum ring
2018 | Article
Physical Review B, 2018, Vol. 97, Issue 4, 041304(R),(1-5) pp.
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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 | Article
Scientific Reports, 2018, 8, 6145(1-10) pp.
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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 | Article
Physics of Quantum Rings, 2018, 411-445 pp.
Electronic, Magnetic and Optical Properties of Quantum Rings in Novel Systems
2018 | Article
Physics of Quantum Rings, 2018, 283-326 pp.
Laser driven intraband optical transitions in two-dimensional quantum dots and quantum rings
2017 | Article
Optics Communications. 2017, 383, pp. 571–576
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Laser driven impurity states in two dimensional concentric double quantum rings (Լազերով կառավարվող դոնորային վիճակները կրկնակի համակենտրոն քվանտային օղակում)
2017 | Article
ԵՊՀ գիտական տեղեկագիր, Ֆիզիկա և մաթեմատիկա, 2017, հ. 51, #1, էջ 89–92
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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 | Article
Physica E: Low-dimensional Systems and Nanostructures. 2016, 77, 81-89 pp.
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Impurity-modulated Aharonov–Bohm oscillations and intraband optical absorption in quantum dot-ring nanostructures
2016 | Article
Physica E: Low-dimensional Systems and Nanostructures. 2016, 81, 31-36 p.
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Laser driven impurity states in two-dimensional quantum dots and quantum rings
2016 | Article
Physica B: Physics of Condensed Matter. 2016, 501, 1-4 pp.
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Impurity-modulated Aharonov–Bohm oscillations and intraband optical absorption in quantum dot–ring nanostructures
2016 | Article
Physica E 81, 31-36 (2016)
Impurity-related intraband absorption in coupled quantum dot-ring structure under lateral electric field
2015 | Article
Physica E: Low-dimensional Systems and Nanostructures, Netherlands, 2015թ․, 74, 421-425 pp.
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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 | Article
Journal of Luminescence 145, 676-683, (2014)
Effects of a lateral electric field and hydrostatic pressure on the intraband optical transitions in a GaAs/Ga1-xAlxAs quantum ring
2014 | Article
Physica E 60, 95-99 (2014)
R. L. Restrepo, J. C. Martinez-Orozco, M. G. Barseghyan , M. E. Mora-Ramos, C. A. Duque
Impurity-related nonlinear optical absorption in delta-doped quantum rings
2014 | Article
Acta Physica Polonica A 125, pp. 245-247 (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 | Article
Physica E 60, pp. 95-99 (2014)
M.G. Barseghyan , C.A. Duque, E.C. Niculescu, A. Radu
Intense laser field effects on the linear and nonlinear optical properties in a semiconductor quantum wire with triangle cross
2014 | Article
Superlattices and Microstructures 66, pp.10-22 (2014)
“Simultaneous effects of hydrostatic pressure and spin–orbit coupling on linear and nonlinear intraband optical absorption coefficients in a GaAs quantum ring”
2013 | Article
Journal of Luminescence, 134, pp. 24- 27 (2013)
"Linear and nonlinear absorption coefficients in GaAs/Ga1-xAlxAs concentric double quantum rings: Effects of hydrostatic pressure and aluminum concentration"
2013 | Article
Journal of Luminescence 134, 594-599, (2013)
“Binding energy of hydrogenic donor impurity inGaAs/Ga1-xAlxAs concentric double quantum rings:Effects of geometry, hydrostatic pressure, temperature and aluminum concentration”
2013 | Article
Physica E 48, 164-170 (2013)
Simultaneous effects of hydrostatic pressure and spin-orbit coupling on linear and nonlinear intraband optical absorption coefficients in a GaAs quantum ring
2013 | Article
Journal of Luminescence 134, 24-27 (2013)
R. L. Restrepo, M. G. Barseghyan , M. E. Mora-Ramos, C. A. Duque
Effects of hydrostatic pressure on the nonlinear optical properties of a donor impurity
2013 | Article
Physica E 51, pp. 48-54 (2013)
Effects of hydrostatic pressure and temperature on interband optical transitions in InAs/GaAs vertically coupled double quantum dots
2012 | Article
Journal of Physics: Conference Series 350, 012017 (2012), in International Symposium on Optics and its applications “OPTICS-2011”, Yerevan, Armenia
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 | Article
Nanoscale Research Letters, 7, 538, 8 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 | Article
Superlattices and Microstructures 51, pp.119-127 (2012)
Effects of hydrostatic pressure, temperature, electric field and aluminum concentration on the electronic states in GaAs-Ga1-xAlxAs concentric double quantum rings
2012 | Article
Journal of Physics: Conference Series 350, 012016-1-6 (2012)
Effect of hydrostatic pressure and temperature on the electronic states in InAs/GaAs cylindrical double quantum dots
2011 | Article
Journal of Contemporary Physics (Armenian Academy of Sciences), vol. 46, pp 150 – 155, (2011)
C.A. Duque, M. E. Mora-Ramos, M.G. Barseghyan
Electronic states in a Pöschl-Teller-like quantum well: combined effects of electric field, hydrostatic pressure, and temperature
2011 | Article
Superlattices and Microstructures 50, pp.480-490 (2011)
M. G. Barseghyan , M. E. Mora-Ramos, C. A. Duque
Hydrostatic pressure, impurity position and electric and magnetic field effects on the binding energy and photo-ionization cross section of a hydrogenic donor impurity in an InAs Pöschl-Teller quantum ring
2011 | Article
European Physical Journal B 84, pp. 265-271, (2011)
Hydrostatic pressure and electric field effect on electronic states in double quantum rings
2011 | Article
Proc. of SPIE Vol.8414 84140C-1-10 (2011)
M. E. Mora-Ramos, M.G. Barseghyan , C.A. Duque
Excitons in a cylindrical GaAs Pöshl-Teller quantum dots
2011 | Article
Physica Status Solidi B, 248, pp.1412-1419, (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 | Article
Physica E 44, p. 419-424 (2011)
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 | Article
Physica E, 43, pp.529-533, 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 | Article
Physica E, 42, pp.1618-1622, 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 | Article
Proc. of SPIE Vol.7998 79981G-1 (2010)
M.E.Mora-Ramos, M.G. Barseghyan , C.A. Duque
Excitons in cylindrical GaAs Pöshl-Teller quantum dots: hydrostatic pressure and temperature effects
2010 | Article
Physica E 43, pp. 338-344, (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 | Article
J. Contemp. Phys. (Armenian Academy of Sciences) 45, p. 258-261, (2010)
C.M.Duque, M. G. Barseghyan , C.A. Duque
Donor impurity in vertically-coupled quantum-dots under hydrostatic pressure and applied electric field
2010 | Article
European Physical Journal B 73, pp. 309-319, (2010)
C.M.Duque, M. G. Barseghyan , C.A. Duque
Hydrogenic impurity binding energy in vertically coupled GaAs-Ga1-xAlxAs quantum-dots under hydrostatic pressure and applied electric field
2009 | Article
Physica B, 404, pp. 5177-5180, (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 | Article
Physica B, 404, pp.5159-5162, (2009)
Simultaneous effects of pressure and magnetic field on intersubband optical transitions in Pöshl-Teller quantum well
2009 | Article
Physica E, 41, pp. 1596-1599, (2009)
Effect of magnetic field on intersubband optical transitions in Pöshl-Teller quantum well
2009 | Thesis
Proceedings of the seventh international conference “Semiconductor micro-and nanoelectronics”, Tsakhcadzor, July 3-5, p.14, (2009)
Donor-impurity related binding energy and photoinization cross-section in quantum dots: electric and magnetic fields and hydrostatic pressure effects
2009 | Article
European Physical Journal B 72, pp. 521-529, (2009)
Hydrostatic pressure, electric and magnetic field effects on shallow donor impurity states and photoionization cross section in cylindrical GaAs-Ga1-xAlxAs quantum dots
2009 | Article
Physica Status Solidi B, 246, pp. 626-629, (2009)
“Binding energy and photoionization cross section of hydrogen-like donor impurity in quantum well wire in electric and magnetic fields”
2008 | Article
Superlattice and Microstructures, 44, pp. 86-95 (2008)
“Magnetic field effect on photoionization cross-section of hydrogen-like impurity in cylindrical quantum wire”
2008 | Article
Physica E, 40, pp. 654-659 (2008)
Intersubband optical transitions in Pöshl-Teller quantum well
2008 | Book
Proceedings of the Conference on Laser-Physics – 2008, p. 95, (2008)
“Binding energy of a hydrogen-like donor impurity in a quantum well-wire in a magnetic and electric fields”
2007 | Article
J. Contemp. Phys. (Armenian Academy of Sciences) 42, pp. 287-291, (2007)
“Influence of magnetic and elecric fields on the binding energy of hydrogen-like donor impurity in a quantum well-wire”
2007 | Article
Proceedings of the sixth international conference “Semiconductor micro-and nanoelectronics”, Tsakhcadzor, september 18-20, 50 (2007)
“Photoionization of impurity in quantum wire in magnetic field”
2006 | Article
International Conference “New Technologies for development of heterosemiconductors for device applications”, Abstracts, Yerevan (2006)
Intersubband absorption in quantum wire with convex bottom in a magnetic field
2006 | Article
J. Contemp. Phys., 41, 120-128 (2006)
Intersubband absorption in quantum wire with convex bottom in a magnetic field
2006 | Thesis
J. Phys: Cond. Matt., 18, pp. S2161–S2167 (2006)
Electronic states in a step quantum well in a magnetic field
2005 | Article
Physica E, 28, pp. 471-481, (2005)
Light absorption in semiconductor spherical quantum dots: The role of dielectric constant mismatch
2005 | Thesis
Proceedings of the fifth international conference “Semiconductor micro-and nanoelectronics”, Agveran, september 16-18, p.149, (2005)
Photoionization of a step quantum well in a magnetic field
2005 | Article
Proceedings of the fifth international conference “Semiconductor micro-and nanoelectronics” Agveran, september 16-18, p.181, (2005)
Hibridization of electron states in a step quantum well in a magnetic field
2005 | Thesis
J. Contemp. Phys. (Armenian Academy of Sciences), 40, p.317, (2005)
Light absorption by a two-demisional quantum dot superlattice
2005 | Article
Physica E, 27, p. 474-480, (2005)
Photoionization of a step quantum well
2004 | Thesis
Proceedings of the Conference on Laser-Physics – 2004, p.60, (2004)
Light absorption of two-demisional quantum dot superlattice in electric field
2004 | Thesis
J. Contemp. Phys. (Armenian Academy of Sciences), 39, p.380, (2004)
Electroabsorption of two-demisional quantum dot superlattice
2003 | Thesis
Proceedings of the Conference on Laser-Physics – 2003, p.53, (2003)