Prof. Anahit S. Nikoghosyan Profile

Prof. Anahit S. Nikoghosyan

at Yerevan State Univ

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Author

Publications (9)

Proceedings Article | 11 December 2019 Paper

Optical detection of femtosecond laser pulses in a ferromagnet as a result of its magnetization by the magnetic field of the laser pulse

A. Makaryan, V. Tadevosyan, A. Nikoghosyan, T. Yezekyan, M. Kazaryan

Proceedings Volume 11322, 113222E (2019) https://doi.org/10.1117/12.2548981

KEYWORDS: Magnetism, Signal detection, Magnetic sensors, Femtosecond phenomena, Ferromagnetics, Pulsed laser operation, Electromagnetic radiation, Signal processing, Process modeling, Laser optics

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Proceedings Article | 11 December 2019 Paper

Terahertz nonlinear waveguide-antenna driven by a femtosecond laser

A. Nikoghosyan, M. Kazaryan

Proceedings Volume 11322, 113222F (2019) https://doi.org/10.1117/12.2548968

KEYWORDS: Terahertz radiation, Waveguides, Nonlinear crystals, Crystals, Femtosecond phenomena, Frequency conversion, Free space, Antennas, Complex systems, Phase matching

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Proceedings Article | 16 April 2018 Paper

Simulation of the ТHz radiation in the tapered waveguide

A. Nikoghosyan, Sh. Arakelyan, M. Kazaryan

Proceedings Volume 10614, 1061418 (2018) https://doi.org/10.1117/12.2302989

KEYWORDS: Terahertz radiation, Crystals, Waveguides, Nonlinear crystals, Antennas, Dielectrics, Wave propagation, Imaging spectroscopy, Laser crystals, Finite element methods

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Proceedings Article | 5 March 2011 Paper

Numerical modeling of difference frequency radiation generation by a few optical cycles duration pulse propagating in a quasi-phase-matching GaAs crystal

D. Hovhannisyan, A. Hakhoumian, E. Laziev, A. Nikoghosyan, G. Hovhannisyan

Proceedings Volume 7998, 79980Q (2011) https://doi.org/10.1117/12.890512

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Proceedings Article | 19 May 2006 Paper

Applications of terahertz spectral imaging-diagnostics in dentistry

N. Zinov'ev, A. Nikoghosyan, J. Chamberlain

Proceedings Volume 6257, 62570P (2006) https://doi.org/10.1117/12.678373

KEYWORDS: Terahertz radiation, Teeth, Tissues, Diagnostics, Absorption, Refractive index, Dental caries, Imaging spectroscopy, Tissue optics, Scattering

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Proceedings Article | 19 May 2006 Paper

Terahertz generation in waveguide partially loaded with nonlinear crystal

A. Nikoghosyan, E. Laziev, R. Martirosyan, A. Hakhoumian, J. Chamberlain, R. Dudley, N. Zinov'ev

Proceedings Volume 6257, 62570O (2006) https://doi.org/10.1117/12.678372

KEYWORDS: Terahertz radiation, Waveguides, Free space, Phase modulation, Nonlinear crystals, Nonlinear optics, Crystals, Waveguide modes, Free space optics, Phase matching

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Proceedings Article | 29 May 2002 Paper

Efficient ultrashort light pulse conversion in GHz-THz pulses in ZnTe, GaAs, and DAST crystals

Anahit Nikoghosyan, Edward Laziev, Radik Martirosyan, Arsen Hakhoumian

Proceedings Volume 4752, (2002) https://doi.org/10.1117/12.469118

KEYWORDS: Crystals, Nonlinear crystals, Waveguides, Terahertz radiation, Gallium arsenide, Laser crystals, Microwave radiation, Refractive index, Ultrafast phenomena, Phase matching

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Proceedings Article | 10 May 1996 Paper

Light USP autocorrelation function measurement in microwave band

Anahit Nikogossian, Edward Laziev

Proceedings Volume 2797, (1996) https://doi.org/10.1117/12.239810

KEYWORDS: Crystals, Nonlinear crystals, Microwave radiation, Second-harmonic generation, Polarization, Vacuum ultraviolet, Waveguides, Picosecond phenomena, Laser crystals, Dispersion

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Proceedings Article | 30 November 1992 Paper

Phase synchronism and ultrashort SHF pulse generation in waveguides

Edward Laziev, Anahit Nikogossian

Proceedings Volume 1842, (1992) https://doi.org/10.1117/12.131863

KEYWORDS: Crystals, Waveguides, Nonlinear crystals, Laser crystals, Mode locking, Ultrafast phenomena, Glasses, Neodymium, Dispersion, Phase matching

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Showing 5 of 9 publications

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