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Journal of Contemporary Physics (Armenian Academy of Sciences), ISSN 1068-3372, 7/2019, Volume 54, Issue 3, pp. 302 - 307
In this paper, by an analogy with the 3D-systems, and because of the analysis of the dimensionalities of the variables involved, an expression is derived in... 
Debye temperature | quasiharmonic approximation | thermal expansion | unit cell parameter | Physics | Particle and Nuclear Physics | graphene
Journal Article
Journal of Contemporary Physics (Armenian Academy of Sciences), ISSN 1068-3372, 4/2018, Volume 53, Issue 2, pp. 152 - 156
Simple expressions were obtained for the thermal expansion coefficients of the rare-earth garnets, which allow to estimate their values in a wide temperature... 
rare-earth garnet | thermal conductivity | thermal expansion | Physics | Particle and Nuclear Physics | CRYSTALS | PHYSICS, MULTIDISCIPLINARY | GROWTH | Rare earth metals | Thermal properties | Electric properties
Journal Article
Physica E: Low-dimensional Systems and Nanostructures, ISSN 1386-9477, 09/2019, Volume 113, pp. 47 - 53
The effect of high-κ dielectric mismatch on the impurity states screened by free electron gas is investigated theoretically in high-κ dielectric... 
High-κ dielectric mismatch | Quantum well | Screening | Background impurity | PHYSICS, CONDENSED MATTER | BOUND-STATES | MOBILITY | High-kappa dielectric mismatch | NANOSCIENCE & NANOTECHNOLOGY | CHARGED IMPURITIES | CENTERS | SCATTERING | Photonic | Electronics | Optics | Engineering Sciences | Electric power | Physics
Journal Article
Journal of Contemporary Physics (Armenian Academy of Sciences), ISSN 1068-3372, 10/2017, Volume 52, Issue 4, pp. 387 - 391
At high temperatures, the simple expression for thermal conductivity of crystals with the garnet structure is obtained, which allows one to determine this... 
thermal conductivity | garnet crystals | the Debye temperature | Physics | Particle and Nuclear Physics | PHYSICS, MULTIDISCIPLINARY | GROWTH
Journal Article
Journal of Contemporary Physics (Armenian Academy of Sciences), ISSN 1068-3372, 10/2017, Volume 52, Issue 4, pp. 381 - 386
The method of optical determination of temperature based on cooperative luminescence in the LiNbO3 crystals doped with rare earth ions is proposed. As a... 
cooperative luminescence | temperature sensor | lithium niobate crystal | Physics | Particle and Nuclear Physics | GLASS | LUMINESCENCE | PHYSICS, MULTIDISCIPLINARY
Journal Article
Solid State Communications, ISSN 0038-1098, 11/2009, Volume 149, Issue 43-44, pp. 1967 - 1970
By means of Raman scattering spectroscopy we determine the site location occupied by Hf ions in photorefractive damage resistant Hf-doped LiNbO . At room... 
E. Inelastic light scattering | C. Point defects | A. Ferroelectrics | LOCATION | LITHIUM-NIOBATE CRYSTALS | PHYSICS, CONDENSED MATTER | Point defects | RAMAN-SPECTROSCOPY | IONS | LATTICE SITE | PHONONS | SINGLE-CRYSTALS | LITAO3 | OPTICAL-DAMAGE RESISTANCE | Inelastic light scattering | Ferroelectrics | Optics | Physics
Journal Article
Journal of Contemporary Physics (Armenian Academy of Sciences), ISSN 1068-3372, 7/2018, Volume 53, Issue 3, pp. 227 - 233
Taking into account the Stark structure of optical spectrum of the impurity ion, the theoretical study of spectroscopic properties of LiNbO3:Tm3+ crystal in... 
emission | spectroscopy | absorption | Tm 3+ ion | Physics | Particle and Nuclear Physics | ion | PHYSICS, MULTIDISCIPLINARY | Tm3+ ion
Journal Article
JOURNAL OF CONTEMPORARY PHYSICS-ARMENIAN ACADEMY OF SCIENCES, ISSN 1068-3372, 07/2019, Volume 54, Issue 3, pp. 302 - 307
In this paper, by an analogy with the 3D-systems, and because of the analysis of the dimensionalities of the variables involved, an expression is derived in... 
Debye temperature | quasiharmonic approximation | PHYSICS, MULTIDISCIPLINARY | thermal expansion | CONDUCTIVITY | unit cell parameter | graphene | Physics
Journal Article
Journal of Applied Physics, ISSN 0021-8979, 11/2016, Volume 120, Issue 19, p. 193901
Measurements of the angular dependencies of Electron Nuclear Double Resonance (ENDOR) were used for the analysis of the substitution site and local environment... 
POINT-DEFECTS | TRANSITION | LITHIUM-NIOBATE CRYSTALS | PHYSICS, APPLIED | SUBSTITUTION SITE | LITAO3 SINGLE-CRYSTALS | EPR | MG-DOPED LINBO3 | LATTICE SITE | MOSSBAUER | EXAFS
Journal Article
Applied Physics Letters, ISSN 0003-6951, 03/2005, Volume 86, Issue 13, pp. 131914 - 131914-3
Transient and steady-state measurements of photoinduced birefringence in Hf-doped congruent lithium-niobate crystals are presented. Through a systematic... 
PHYSICS, APPLIED
Journal Article
Optical Materials Express, ISSN 2159-3930, 01/2014, Volume 4, Issue 1, pp. 179 - 189
Measurements of electro-optic and dielectric properties in Zirconium (Zr)- doped lithium niobate (LN: Zr) crystals are performed as functions of the dopant... 
LINBO3 SINGLE-CRYSTALS | LASER | MATERIALS SCIENCE, MULTIDISCIPLINARY | GROWTH | OPTICAL-DAMAGE RESISTANCE | PARAMETERS | OPTICS | Dielectric constant | Zirconium | Dielectric properties | Crystals | Photorefractivity | Dielectrics | Electro-optics | Permittivity | Photonic | Electronics | Optics | Engineering Sciences | Electric power | Physics
Journal Article
Surface & Coatings Technology, ISSN 0257-8972, 01/2018, Volume 333, pp. 148 - 157
Journal Article
Solid State Communications, ISSN 0038-1098, 2009, Volume 149, Issue 43, pp. 1967 - 1970
By means of Raman scattering spectroscopy we determine the site location occupied by Hf ions in photorefractive damage resistant Hf-doped LiNbO 3. At room... 
E. Inelastic light scattering | C. Point defects | A. Ferroelectrics | Raman spectroscopy
Journal Article
Journal of Contemporary Physics (Armenian Academy of Sciences), ISSN 1068-3372, 1/2016, Volume 51, Issue 1, pp. 28 - 34
The possibilities of LiNbO3-Ho3+ crystals for optical cooling based on the anti-Stokes luminescence in the wavelength range 2000-2200 nm are investigated. The... 
optical cooling | luminescence | absorption | Physics | Particle and Nuclear Physics | HO3+ IONS | PHYSICS, MULTIDISCIPLINARY | Photonic | Electronics | Optics | Engineering Sciences | Electric power
Journal Article
Journal of Applied Physics, ISSN 0021-8979, 11/2016, Volume 120, Issue 19
Measurements of the angular dependencies of Electron Nuclear Double Resonance (ENDOR) were used for the analysis of the substitution site and local environment... 
Tensors | Dipoles | Ferric ions | Lithium niobates | Nuclei (nuclear physics) | Electron spin | Dipole interactions | Quadrupoles | Compensators | Electrons | Crystal structure | Structural analysis
Journal Article
Optics Express, ISSN 1094-4087, 10/2007, Volume 15, Issue 21, pp. 14171 - 14176
Measurements of birefringence, second-harmonic phase-matching conditions, and nonlinear coefficient d(31) are performed for a set of Hafnium-doped congruent... 
DEFECT STRUCTURE | PHOTOREFRACTIVITY | CONVERSION | DISPERSION | LINK | OPTICS | LINBO3
Journal Article
Journal of Contemporary Physics (Armenian Academy of Sciences), ISSN 1068-3372, 7/2015, Volume 50, Issue 3, pp. 252 - 262
Theoretical study of spectroscopic properties of LiNbO3:Ho3+ crystal in the wavelength range of 1880–2130 nm was carried out, when the Stark structure of... 
luminescence | lithium niobate crystal | Physics | Particle and Nuclear Physics | spectroscopic properties | HO3+ IONS | PHYSICS, MULTIDISCIPLINARY
Journal Article
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