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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Ashot P. Aivazyan

Senior Researcher | Faculty of Physics
Education
Moscow Institute of Physics and Technology (Russian Federation) 1971-1972
Yerevan State University, Faculty of Physics (1974-1978)

Academic degree
1987: PhD, Yerevan State University

Scientific interests
Theory of X-ray diffraction on crystalline compounds and superlattices
Microstructure and physical properties of thin films
Cement-based materials
Nucleation and growth process of crystalline phases in liquid solutions
Experimental methods: optical microscopy, synchrotron soft X-ray microscopy, X-ray powder diffractometry, high-resolution X-ray diffractometry, infrared spectroscopy

Participation in projects
CRDF (Project No. AE-103)
CRDF (Project No. ARP2-2610-YE-04)

Awards
Brunauer Award of the American Ceramic Society (Cements Division) in recognition of the best paper on cements published during the year 2003 – Harutyunyan V.S., Abovyan E.S., Monteiro P.J.M., Mkrtchyan V.P., Balyan M., Aivazyan A.P., X-ray Diffraction Investigations of Microstructure of Calcium Hydroxide Crystallites in the Interfacial Transition Zone of Concrete, Journal of the American Ceramic Society 86, p. 2162 (2003)

Languages
Armenian, Russian, Eglish

Latest Publications (13)
Residual stress on ettringite crystals in expansive cement paste (Մնացորդային մեխանիկական լարումն էտրինգիտի բյուրեղների վրա ընդարձակվող ցեմենտային մածուկում)
2017 | Article
ԵՊՀ գիտական տեղեկագիր, Ֆիզիկա և մաթեմատիկա, 2017, հ. 51, #1, էջ 105-108
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Stress field of a near-surface basal screw dislocation in elastically anisotropic hexagonal crystals
2017 | Article
AIMS Materials Science, 2017, V. 4, No. 6, 1202-1219 pp.
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Application of Ca(OH)2-comprising dispersions in CO2 capture and sequestration technologies
2015 | Article
Recent Patents on Materials Science 8, pp. 2−14 (2015) (invited review paper)
Evaluating the growth parameters of Ca(OH)2 crystals in a liquid solution on the basis of soft X-ray microscopy imaging
2014 | Article
In: “Microscopy: Advances in Scientific Research and Education”, Microscopy Book Series 6, V. 2, pp. 947-954, Ed. A. Mendez-Vilas, Formatex Research Center, Badajoz (Spain), 2014 (invited contribution)
The elasticity anisotropy in the basal atomic planes of Mg(OH)2 and Ca(OH)2 associated with auxetic elastic properties of the hydrogen sub-lattice
2013 | Article
Journal of Alloys and Compounds 550, p. 94 (2013)
Harutyunyan V. S. , Kirchheim A. P., Monteiro P. J. M., Aivazyan A. P. , Fischer P.
Investigation of early growth of calcium hydroxide crystals in cement solution by soft X-ray transmission microscopy
2009 | Article
Journal of Material Science 44, p. 962 (2009)
Deformations, subgrain structure and dislocation arrangement in Cu/Al coating deposited by mechanical alloying technique
2004 | Article
Applied Surface Science 222, p. 43 (2004)
Zargaryan E. G., Sarkisyan A. G, Harutyunyan V. S. , Aivazyan A. P. , Begoyan K.
X-Ray Diffraction Investigations of F Doping Effect on the Structure of Polycrystalline SrTiO3
2002 | Article
Proceedings of National Academy of Science of Armenia, series Physics, 37, No. 1, p. 44 (2002)
Harutyunyan V. S. , Aivazyan A. P. , Weber E. R., Kim Y., Park Y., Subramanya S. G.
High Resolution X-Ray Diffraction Strain-Stress Analysis of GaN/Sapphire Heterostructures
2001 | Article
Journal of Physics D: Applied Physics 34, p. A1 (2001)
Резонансное взаимодействие отраженных волн при резко-асимметричной дифракции на сверхрешетках
1992 | Article
Кристаллография 37, No. 1, стр. 43 (1992)
Эффект резонансного усиления интенсивности зеркально-отраженной волны при резко-асимметричной дифракции на сверхрешетках
1990 | Article
Металлофизика 12, No. 5, стр.40 (1990)
Угловое положение и ширина сателлитных пиков кривой отражения от сверхрешетки по резко-асимметричной схеме брэгговской дифракции
1990 | Article
Металлофизика 12, No. 4, стр. 73 (1990)
Bezirganyan P. H., Aivazyan A. P.
Application of the invariance principle for the diffraction of X-rays in real crystals
1987 | Article
Phys. Stat. Solidi (a) 100, p. 389 (1987)