Dr. Yaroslav V. Grachev Profile

Dr. Yaroslav V. Grachev

at ITMO Univ

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Author

Publications (4)

Proceedings Article | 13 October 2021 Poster + Paper

Optimised quartz half-wave plate for broadband terahertz operation

Yaroslav Grachev, Andrei Gorodetsky, Nikolay Balbekin, Maksim Kulya, Bogdan Sokolenko, Nikolay Petrov

Proceedings Volume 11906, 119061N (2021) https://doi.org/10.1117/12.2602844

KEYWORDS: Terahertz radiation, Polarization, Polarimetry, Wave plates, Quartz, Polarizers, Laser beam diagnostics, Spectroscopy, Electro optics

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Proceedings Article | 11 October 2021 Presentation

Broadband terahertz vortex beams shaping with achromatic waveplates

Nikolay Petrov, Maksim Kulya, Yaroslav Grachev, Andrei Gorodetsky, Bogdan Sokolenko, Aleksey Chernykh

Proceedings Volume 11906, 119060C (2021) https://doi.org/10.1117/12.2602848

KEYWORDS: Terahertz radiation, Wave plates, Beam shaping, Modulators, Quartz, Polarization, Holography

Proceedings Article | 17 September 2013 Paper

The influence of period between U-shaped resonators on metasurface response at terahertz frequency range

Yury Terekhov, Mikhail Khodzitsky, Yaroslav Grachev, Egor Sedykh, Gennady Belokopytov, Xi-Cheng Zhang

Proceedings Volume 8806, 88062Q (2013) https://doi.org/10.1117/12.2024824

KEYWORDS: Resonators, Terahertz radiation, Refractive index, Spectroscopy, Numerical simulations, Electromagnetism, Terahertz spectroscopy, Split ring resonators, Metamaterials, Copper

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Proceedings Article | 11 February 2010 Paper

Influence of THz broadband pulse radiation on some biotissues

Victor Bespalov, Andrei Gorodetsky, Yaroslav Grachev, Sergei Kozlov, Olga Smolyanskaya

Proceedings Volume 7547, 754707 (2010) https://doi.org/10.1117/12.855046

KEYWORDS: Terahertz radiation, Absorption, Blood, Skin, Tissues, Diagnostics, Vegetable oil, Visible radiation, Teeth, Statistical modeling

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