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Created page with " {{Person | name-en = Alaverdyan Roma (Bakshi) | name-am = Ալավերդյան Ռոմա Բախշիի | image = Alaverdyan Roman.jpg | birth-date..."
{{Person
| name-en = Alaverdyan Roma (Bakshi)
| name-am = Ալավերդյան Ռոմա Բախշիի
| image = Alaverdyan Roman.jpg
| birth-date = 14.05.1956
| birth-place = Jaglik (village) ,Nagorno-Karabakh Autonomous Oblast.
| description = Physicist.
}}
=Biography=
Was born on (May ,14), 1956 in ( Jaglik village of Martakert region, Nagorno-Karabakh Autonomous Oblast).
==Education==
*In 1978 gratuated from the faculty of Physic in Yerevan State University .
*In 1894 graduated from the post-garduate sdudies of the faculty of Physic in Yerevan State University
==Work activity==
*Since 1978 worked at (Yerevan State University ,Chair of Optics):
* In 1978- 1979 as a (Senior Laboratory).
* In 1979- 1986 as a (Engineer).
* In 1986- 1993 as a (Researcher).
* In 1993- 2000 as a (Assistant).
* In 2000- 2009 as a (Associate Professor).
* Since 2009 as a (Professor).
==Achievements==
*In 1986 received the prize of Science and Technology company of Republic of Armenia
*In 2000 became The Doctor of Physical and Mathematical Sciences.
*In 2009 became Professor.
==Other==
*His works refered to laser physics and nonlinear optics of liquid crystals.
=Bibliography=
*R. Alaverdyan, H. Gharagulyan, H. Grigoryan, The investigation of the behavior of polarization of light passing through chiral liquid-crystalline photonic structures | Proceedings of SPIE, 2012, Vol. 8414, 841412.
*R. S. Hakobyan, M. R. Hakobyan, G. S. Gevorgyan, R. B. Alaverdyan, A. K. Aleksanyan, Some Light-Induced Orientational Effects in Nematic Liquid Crystals. Journal of Physics | Conference Series 2012, Vol. 350, 012034.
*R. B. Alaverdyan, T. K. Dadalyan, A. S. Karapetyan, N. S. Torosyan, Luminescence spectrum thermal properties of Rhodamine 6G doped polymethyl metacrylate film sandwiched between cholesteric liquid crystal layers | Journal of Physics, Conference eries, 2012, Vol. 350, 012033.
*G. S. Gevorgyan, A. K. Aleksanyan, R. S. Hakobyan, R.B. Alaverdyan, Study of Laser-Induced Orientational Effects in Twist and Planar Aligned Azobenzene Nematic Liquid Crystals | Molecular Crystals and Liquid Crystals, 2012, Vol. 559, Issue 1, pp. 91–96.
*R. B. Alaverdyan, A. H. Gevorgyan, H. Gharagulyan, H. Grigoryan, Experimental Investigation of the Polarization Plane Rotation of Light in Cholesteric Liquid-Crystalline Film with an Anisotropic Defect Layer | Molecular Crystals and Liquid Crystals, 2012, Vol. 559, Iss. 1, pp. 23–30R. B. Alaverdyan, T. K. Dadalyan, N. A. Hayrapetyan, Study of Cholesteric Liquid Crystal-Rhodamine 6G doped polymethyl methacrylate thin film-Cholesteric Liquid Crystal system | Proceedings of SPIE, 2011, Vol. 8114, 811418-1.
*Р. Б. Алавердян, А. Л. Асланян, Г. С. Геворкян, В. Б. Пахалов, Временная динамика директора НЖК в поле последовательности прямоугольных импульсов | Оптика и спектроско пия, 2010, т. 109, 4, с. 656-660.
*R. B. Alaverdyan, K. R. Allakhverdyan, A. H. Gevorgyan, A. D. Chilingaryan, Yu. S. Chilingaryan, Chiral Photonic Crystals with an Electrically Tunable Anisotropic Defect. Experiment and Theory | Technical Physics, 2010, Vol. 55, № 9, pp. 1317-1323.
*R. S. Hakobyan, R. B. Alaverdyan, G. S. Gevorgyan, A. A. Kirakosyan, Light-induced thermomechanical effect as a new mechanism of orientational optical nonlinearity in liquid crystals | JETP Letters, 2010, Vol. 92, № 7, pp. 457-459.
*R. B. Alaverdyan, A. L. Aslanyan , L. S. Aslanyan, G. S. Gevorgyan , V. B. Pakhalov, Time dynamics of the nematic liquid crystal director in the field of a sequence of rectangular puls | Optics and Spectroscopy, 2010, Vol. 109, № 4, pp. 608-612.
*G. S. Gevorgyan, A. A. Kirakosyan, R. B. Alaverdyan, R. S. Hakobyan, Experimental study of laser-induced thermomechanical effect and new type of orientational optical nonlinearity in twist aligned nematic liquid crystal | Proceedings of SPIE, 2010, Vol. 7998, 799801.
*R. B. Alaverdyan, K. R. Allahverdyan, A. H. Gevorgyan, S. Ts. Nersisyan, A. D. Chilingaryan, Yu. S. Chilingaryan, Selective reflection of light from a layer of cholesteric liquid crystal with induced inhomogeneity of helix pitch | Journal of Contemporary Phsics (Armenian Academy of Sciences), 2008, Vol. 43, № 3, pp. 109-113.
*R. B. Alaverdyan, A. H. Gevorgyan, A. D. Chilingaryan, Yu. S. Chilingaryan, Influence of the layer thickness and concentration of dye molecules on the emission amplification in cholesteric liquid crystals | Quantum Electronics, 2008, Vol. 38, No 5, 497-502.
*R. B. Alaverdyan, A. M. Grigoryan, Yu. S. Chilingaryan, Convection in relatively thin layers of nematic liquid crystal | Journal of Contemporary Phsics (Armenian Academy of Sciences), 2008, Vol. 43, № 1, pp. 19-22.
*R. B. Alaverdyan, A. A. Gevorgyan, A. D. Chilingaryan, Yu. S. Chilingaryan, Features of the emission of chiral photonic crystals when local refraction is absent dand light is obliquely incident on the layer | Journal of Optical Technology, 2008, Vol. 75, No 8, pp. 479-484.
*Vardan Margaryan , R. B. Alaverdyan, A. L. Aslanyan, L. S. Aslanyan, G. S. Gevorgyan, E. A. Santrosyan, Experimental Investigation of Freedericksz Transition in Square Electric Pulse Sequence Field | Laser Science, OSA Technical Digest (CD), 2007, paper JSuA1.
*R. B. Alaverdyan, A. V. Vardanyan, S. Ts. Nersisyan, A. D. Chilingaryan, Yu. S. Chilingaryan, Controlled thin-film quasi-waveguide dye-laser in a liquid-crystal matrix | Journal of Contemporary Physics (Armenian Academy of Sciences), 2007, Vol. 42, № 6, pp. 277-281.
*L. S. Aslanyan, R. B. Alaverdyan, V. V. Margaryan, E. A. Santrosyan , Yu. S. Chilingaryan, Dynamics of Freedericksz Tran-sition in the Oscillating Electric Field | Mol. Cryst. Liq. Cryst., Vol. 453, pp. 15–27, 2006.
*R. B. Alaverdyan, L. S. Aslanyan, V. V. Margaryan, E. A. Santrosyan, Yu. S. Chilingarian, Dynamics of Freedericksz Transition in the Oscillating Electric Field | Mol. Cryst. Liq. Cryst., 2006, Vol. 453, pp. 15–27.
*Алавердян Р. Б., Киракосян А. А., Нерсисян С. Ц., Сантросян Э. А., Чилингарян А. Д.- Наблюдение эффекта светоиндуцированной переориентации нематических жидких кристаллов в поле лазерных импульсов: эффекты связанные с накоплением нелинейности | Изв. НАН РА, физика, 2005, т.40, №6, стр. 460-465.
*R. S. Akopyan, R. B. Alaverdyan, A. G. Arakelyan, S. Ts. Nersisyan, Yu. S. Chilingaryan, Excitation of convective motions and surface hydrodynamic soliton-type waves in liquid crystals by a Gaussian laser beam | Quantum Electronics, 2004, Vol. 34, № 3, pp. 267-271.
*Акопян Р. С. , Алавердян Р. Б., Аракелян А. Г., Нерсисян С. Ц., Саркисян К. М., Чилингарян Ю. С.,Возбуждение поверхностных гидродинамических волн солитон¬ного типа на поверхности жидкого кристалла лазерным излучением с гауссовским попе-речным профилем | Изв. НАН РА, физика, 2004, т. 39, № 1, с. 44-52.
*Р. Б. Алавердян, А. Г. Аракелян, С. Ц. Нерсисян, Э. А. Сантросян, K. М. Саркисян, Ю. С. Чилингарян, Экспериментальное исследование деформации свободной поверхности НЖК, индуцированной гауссовским лазерным пучком | Труды конф. "Лазерная физика-2003", Аштарак, Арм., изд. Гитутюн, НАН РА, 2004, с.140-143.
*R. S. Akopyan, R. B. Alaverdyan, A. G. Arakelyan, S. Ts. Nersisyan, K. M. Sarkisyan, Yu. S. Chilingarian, Stimulation of convective motions and hydrodynamic orientational surface waves in liquid crystals by laser radiation with Gaussian cross distribution of intensity | Mol. Cryst. Liq. Cryst., 2004, Vol. 421, pp. 261-269.
*R. S. Akopyan, R. B. Alaverdyan, L. Kh. Muradyan, G. E. Seferyan, Yu. S. Chilingaryan, Excitation of convective motions in isotropic and anisotropic liquids by light | Quantum Electron. 33/1, 81-89 (2003).
*Акопян Р. С. , Алавердян Р. Б., Аракелян А. Г., Есаян Г. Л., Нерсисян С. Ц., Чилингарян Ю. С., Возбуждение гидродинамических движений в жидких кристаллах механическими колебаниями | Изв. НАН РА, физика, 2003, т. 37, №2, с.107-109.
*R. S. Akopyan , R. B. Alaverdyan, Yu. S. Chilingarian, H. Y. Seferyan, Instability of Light-Drivn Convective Motions | Proceedings of SPIE, 2002, v. 4748, p.120-131.
*Akopyan R. S., Alaverdyan R. B., Santrosian E. A. , Chilingarian Yu. S., Thermomechanical effects in the nematic liquid crystals | Journal of Appl. Physics, 2001, v. 90, N 7, pp. 3371-3376.
*R. S. Akopyan , R. B. Alaverdyan, E. A. Santrosian, Yu. S. Chilingarian, Photoinduced thermomechanical effect in homogeneous nematics | Quantum Electronics, 2000, Vol. 30, № 7, pp. 653-654.
*R. S. Akopyan, R. B. Alaverdyan, A. S. Vardanyan , Yu. S. Chilingaryan, Hysteresis upon light-induced hydrodynamic reorientation of the director of a nematic liquid crystal | Quantum Electronics, 2000, Vol. 30, № 8, pp.745-746.
*R. S. Akopyan, R. B. Alaverdyan, E. A. Santrosyan, S. T. Nersisyan, Yu. S. Chilingaryan, Thermomechanical effect in a cylindrically-hybrid nematic liquid crystal | Technical Physics Letters, 1999, Vol. 25, № 3, pp. 237-238.
*R. S. Akopyan , R. B. Alaverdyan, E. A. Santrosian, Yu. S. Chilingarian, Photoinduced thermomechanical effect in homogeneous nematics | Quantum Electronics, 2000, Vol. 30, № 7, pp. 653-654.
*R.S. Akopyan, R. B. Alaverdyan, A. S. Vardanyan , Yu. S. Chilingaryan, Hysteresis upon light-induced hydrodynamic reorientation of the director of a nematic liquid crystal | Quantum Electronics, 2000, Vol. 30, № 8, pp.745-746.
*R.S.Akopyan, R. B. Alaverdyan, E. A. Santrosyan, S. T. Nersisyan, Yu. S. Chilingaryan, Thermomechanical effect in a cylindrically-hybrid nematic liquid crystal | Technical Physics Letters, 1999, Vol. 25, № 3, pp. 237-238.
*R. S. Akopyan, R. B. Alaverdyan, E. A. Santrosyan, S. Ts. Nersisyan, Yu. S. Chilingaryan, Thermomechanical effect in a planar nematic induced by a quasistatic electric field | Technical Physics, 1999, Vol. 44, № 4, pp. 462-463.
*Akopyan R. S., Alaverdyan R. B., Oganisyan M. Zh., Chilingaryan Yu. S., Observation of the effect of light-induced hydrodynamic reorientation of nematic liquid crystals | Optics and spectroscopy, 1998, Vol. 84, № 5, pp. 685-687.
*. S. Akopyan, R. B. Alaverdyan, E. A. Santrosyan, Yu. S. Chilingaryan, Thermomechanical effect in a hybrid-oriented nematic liquid crystal | Technical Physics Letters, 1997, Vol. 23, № 9, pp. 690-691.
=See also=
*Ով ով է.հայեր(կենսագրական հանրագիտարան),ՀՀ խմբ. հանձնաժողով`Հ.Մ. Այվազյան (գլխ. խմբագիր) և ուրիշներ,Երևան,Հայկական հանրագիտարան հրատ., Հ.1, Աբալյան-Ղուշչյան, 2005:
[[Category:Phisicists]]