Dr. Valeriy M. Kramar Profile

KEYWORDS: Excitons, Absorption, Phonons, Crystals, Temperature metrology, Semiconductors, 3D modeling, Anisotropy, Optical semiconductors, Luminescence

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Proceedings Article | 22 April 2008 Paper

Magnetooptical bistability of layer semiconductors in the field of exciton absorption

C. Yu. Zenkova, V. Kramar, N. Kramar, O. Derevyanchuk

Proceedings Volume 7008, 700810 (2008) https://doi.org/10.1117/12.797009

KEYWORDS: Excitons, Crystals, Magnetism, Absorption, Bistability, Semiconductors, Nonlinear crystals, Magnetic semiconductors, Phonons, Nonlinear optics

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Proceedings Article | 8 May 2007 Paper

Optical bistability of layer semiconductors in the exciton absorption region

Claudia Yu. Zenkova, Valerij Kramar, Natallya Kramar

Proceedings Volume 6635, 66350F (2007) https://doi.org/10.1117/12.741881

KEYWORDS: Excitons, Crystals, Absorption, Polarization, Phonons, Bistability, Semiconductors, Nonlinear crystals, Scattering, Geometrical optics

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Proceedings Article | 14 June 2006 Paper

The peculiarities of optical bistability realization in the exciton absorption region of layer semiconductors

Olexander Derevyanchuk, Claudia Zenkova, Valeriy Kramar, Natallya Kramary

Proceedings Volume 6254, 62541D (2006) https://doi.org/10.1117/12.679949

KEYWORDS: Excitons, Crystals, Absorption, Phonons, Nonlinear crystals, Semiconductors, Bistability, Polarization, Geometrical optics, Anisotropy

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Proceedings Article | 14 June 2006 Paper

Temperature genesis of an exciton absorption band in 2H- and 4H-politypes of PBI₂

N. Kramar, V. Kramar, Yu. Kachmarskii

Proceedings Volume 6254, 62541B (2006) https://doi.org/10.1117/12.679946

KEYWORDS: Excitons, Absorption, Phonons, Crystals, Semiconductors, Lead, Acoustics, Nonlinear crystals, Chemical species, Nonlinear optics

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Proceedings Article | 4 June 2004 Paper

Temperature behavior of exciton absorption bands in layer semiconductors

V. Kramar, N. Kramar, Bohdan Nitsovich

Proceedings Volume 5477, (2004) https://doi.org/10.1117/12.560054

KEYWORDS: Excitons, Absorption, Crystals, Phonons, Semiconductors, Anisotropy, Chemical species, Temperature metrology, Scattering, Lead

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Proceedings Article | 4 June 2004 Paper

Magneto-optical bistability of Frenkel excitons

O. Derevyanchuk, C. Zenkova, V. Kramar, Bohdan Nitsovich, O. Potereiko

Proceedings Volume 5477, (2004) https://doi.org/10.1117/12.560063

KEYWORDS: Excitons, Absorption, Crystals, Polarization, Magnetism, Bistability, Molecules, Nonlinear crystals, Crystallography, Laser crystals

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Proceedings Article | 5 February 2002 Paper

Calculation of absorption spectra by 3D-group impurity ions in PbI2

S. Melnichuk, A. Kramar, V. Kramar

Proceedings Volume 4607, (2002) https://doi.org/10.1117/12.455214

KEYWORDS: Crystals, Ions, Absorption, Semiconductors, Chemical species, Iodine, Spectroscopy, Lead, Semiconductor materials, Magnetism

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Proceedings Article | 5 February 2002 Paper

Calculation of the normal oscillation frequencies of amino acids: tirosinum, triptofanum, and phenilalaninum

V. Kramar, A. Kramar, I. Rudak

Proceedings Volume 4607, (2002) https://doi.org/10.1117/12.455233

KEYWORDS: Molecules, Matrices, Chemical species, Spectroscopy, Biology, Medicine, Infrared spectroscopy, Infrared radiation, Absorption, Raman spectroscopy

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Proceedings Article | 18 November 1999 Paper

Electronic structure and absorption spectra of PbI2

Bohdan Nitsovich, V. Kramar, N. Kramar

Proceedings Volume 3904, (1999) https://doi.org/10.1117/12.370400

KEYWORDS: Absorption, Dielectrics, Chemical species, Lead, Chemical elements, Ions, Crystals, Semiconductors, Reflectivity, Lithium

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Showing 5 of 15 publications

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