Dr. Alexander A. Zinchik Profile

Dr. Alexander A. Zinchik

at ITMO Univ

SPIE Involvement:

Author

Publications (22)

Proceedings Article | 23 November 2024 Paper

Waveguide regimes in a pair of optically coupled non-Hermitian subwavelength structures

E. Efremova, I. Krylov, U. Prokhorova, E. Shalymov, V. Shoev, V. Yu. Venediktov, A. Zinchik

Proceedings Volume 13240, 1324008 (2024) https://doi.org/10.1117/12.3036329

KEYWORDS: Optical transmission, Refractive index, Optical gratings, Waveguides, Reflection, Waveguide modes, Reflectivity, Quantum optics, Magnetism, Spectral response

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Proceedings Article | 30 November 2023 Paper

Parity-time symmetry mode of coupled subwavelength silicon rectangular gratings

Igor Krylov, Uliana Prokhorova, Vasiliy Stolyarov, Ekaterina Efremova, Alexander Zinchik, Egor Shalymov, Vladislav Shoev, Dmitriy Masygin, Vladimir Yu. Venediktov

Proceedings Volume 12773, 127730T (2023) https://doi.org/10.1117/12.2687284

KEYWORDS: Reflection, Diffraction gratings, Polarization, Optical gratings, Optical transmission, Refractive index, Silicon, Waveguides, Diffraction, Transmittance

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Proceedings Article | 28 November 2023 Paper

Application of PT-symmetry in metasurfaces for measuring the inclination angle

E. Efremova, I. Krylov, U. Prokhorova, E. Shalymov, V. Shoev, V. Yu. Venediktov, A. Zinchik

Proceedings Volume 12773, 1277306 (2023) https://doi.org/10.1117/12.2686512

KEYWORDS: Reflection, Refractive index, Sensors, Diffraction gratings, Dielectrics, Optical properties, Diffraction, Optical transmission, Waveguides, Waveguide modes

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Proceedings Article | 19 December 2022 Presentation + Paper

Spectral characteristics of coupled gratings at PT-symmetry and its destruction

E. Efremova, I. Krylov, U. Prokhorova, E. Shalymov, V. Shoev, V. Yu. Venediktov, A. Zinchik

Proceedings Volume 12321, 123210O (2022) https://doi.org/10.1117/12.2643054

KEYWORDS: Refractive index, Diffraction gratings, Transmittance, Silicon, Reflectivity, Physics, Dielectrics, Waveguide modes, Magnetism, Glasses

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Proceedings Article | 10 October 2020 Poster + Presentation + Paper

Form of the resonant reflection (transmission) line of optically thin dielectric gratings with different filling coefficients

V. Shoev, E. Efremova, A. Zinchik, I. Krylov, U. Prokhorova, E. Shalymov, S. Vergeles, V. Yu. Venediktov

Proceedings Volume 11556, 115560T (2020) https://doi.org/10.1117/12.2573648

KEYWORDS: Dielectrics, Refractive index, Shape analysis, Optical filters

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Proceedings Article | 10 October 2020 Presentation + Paper

Application of metasurface to inclination angle measurement

Ekaterina Efremova, Egor Shalymov, Vladimir Yu. Venediktov, Anastasia Venediktova, Alexander Zinchik

Proceedings Volume 11554, 115540I (2020) https://doi.org/10.1117/12.2573682

KEYWORDS: Nanostructuring, Optical filters, Bandpass filters, Inverse problems, Sensors, Dielectrics, Computer simulations

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Proceedings Article | 26 June 2017 Paper

Application of the graphics processor unit to simulate a near field diffraction

Alexander Zinchik, Oleg Topalov, Yana Muzychenko

Proceedings Volume 10330, 103301O (2017) https://doi.org/10.1117/12.2270293

KEYWORDS: Wave propagation, Diffraction, Computer simulations, Near field, Image processing, Modeling, Near field diffraction, Fourier transforms, Convolution

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Proceedings Article | 26 April 2016 Paper

Application of laser radiation for investigation of oriented polypropylene membranes

Alexander Zinchik, Ivan Kuryndin, Ksenia Ezhova, Galina Elyashevich

Proceedings Volume 9890, 989016 (2016) https://doi.org/10.1117/12.2227776

KEYWORDS: Scattering, Laser scattering, Light scattering, Polymers, Speckle pattern, Polymer thin films, Speckle, Light scattering, Speckle pattern, Crystals, Radon, Helium neon lasers

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Proceedings Article | 21 June 2015 Paper

The study of the structural stability of the spiral laser beams propagation through inhomogeneous phase medium

Alexander Zinchik, Yana Muzychenko

Proceedings Volume 9526, 95261M (2015) https://doi.org/10.1117/12.2184847

KEYWORDS: Laser beam propagation, Diffractive optical elements, Distortion, Gaussian beams, Optical simulations, Spatial light modulators, Laser applications, Manufacturing, Wavefronts, Ions

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Proceedings Article | 8 May 2015 Paper

Amplitude-phase type fractal screens and their application in phase-retrieval method

Yana Muzychenko, Alexandr Zinchik

Proceedings Volume 9508, 950811 (2015) https://doi.org/10.1117/12.2179772

KEYWORDS: Fractal analysis, Diffraction, Phase shifts, Phase retrieval, Transmittance, Binary data, Scattering, Optical imaging, Electron microscopy, Crystallography

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Proceedings Article | 8 May 2015 Paper

Application of fractal masks with spiral phase distribution for the determination phase discontinuities in transparent objects

Alexander Zinchik, Yana Muzychenko

Proceedings Volume 9508, 95080Z (2015) https://doi.org/10.1117/12.2179563

KEYWORDS: Fractal analysis, Distortion, Diffraction, Photography, Diffraction gratings, Image processing, Fourier transforms, Refractive index, Spatial frequencies, Surface plasmons

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Proceedings Article | 1 May 2014 Paper

Hermite-Gaussian beams with self-forming spiral phase distribution

Alexander Zinchik, Yana Muzychenko

Proceedings Volume 9131, 913121 (2014) https://doi.org/10.1117/12.2052664

KEYWORDS: Spiral phase plates, Computer simulations, Laser beam propagation, Optical simulations, Composites, Manufacturing, Beam propagation method, Laser applications, Medicine, Biotechnology

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Proceedings Article | 3 November 2011 Paper

Application of Fraunhofer diffraction patterns for calculation of fractal dimension

Yana Muzychenko, Alexander Zinchik, Sergey Stafeev

Proceedings Volume 8011, 80110Z (2011) https://doi.org/10.1117/12.902174

KEYWORDS: Fractal analysis, Diffraction, Far-field diffraction, Mathematical modeling, Fourier transforms, Algorithm development, Error analysis, Information technology, Mechanics, Physics

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Proceedings Article | 25 October 2011 Paper

Fractal diffraction elements with variable transmittance and phase shift

Ya. B. Muzychenko, A. Zinchik, S. Stafeev, M. Tomilin

Proceedings Volume 8011, 80112F (2011) https://doi.org/10.1117/12.903551

KEYWORDS: Fractal analysis, Diffraction, Transmittance, Phase shifts, Zone plates, Binary data, Optical components, Spatial filters, Near field diffraction, Diffraction gratings

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Proceedings Article | 17 November 2010 Paper

Focusing properties of fractal phase-type zone plates

Yana Muzychenko, Alexander Zinchik, Sergey Stafeev

Proceedings Volume 7848, 78483D (2010) https://doi.org/10.1117/12.871776

KEYWORDS: Fractal analysis, Zone plates, Computer simulations, Near field diffraction, Diffraction, Chromatic aberrations, Numerical modeling, Opacity, Wave plates, Binary data

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Proceedings Article | 17 November 2010 Paper

Application of fractal masks to determination phase discontinuities in transparent objects

Alexander Zinchik, Yana Muzychenko, Sergey Stafeev

Proceedings Volume 7848, 78483C (2010) https://doi.org/10.1117/12.871774

KEYWORDS: Fractal analysis, Distortion, Diffraction, Photography, Refractive index, Visualization, Modulation, Phase shift keying, Image processing, Nondestructive evaluation

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Proceedings Article | 21 September 1998 Paper

Controllable modular laboratory equipment for provision practical training in optics

Sergey Stafeev, Alexander Smirmov, Alexander Zinchik, S. Volkoff, D. Shtennikov

Proceedings Volume 3482, (1998) https://doi.org/10.1117/12.322037

KEYWORDS: Physics, Optical isolators, Diffraction, Geometrical optics, Optics manufacturing, Polarization, Mechanics, Optical components, Optical lithography, Semiconducting wafers

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Proceedings Article | 21 September 1998 Paper

Application of the methods of light scattering to determine structural characteristics of highly oriented polymeric films

Alexander Zinchik, Sergey Stafeev, Boris Fedorov, Galina Elyashevich, Alexander Kozlov

Proceedings Volume 3482, (1998) https://doi.org/10.1117/12.322027

KEYWORDS: Light scattering, Polymer thin films, Polymers, Manufacturing, Process control, Liquids, CCD cameras, Power supplies, Dynamical systems, Control systems

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Proceedings Article | 19 August 1998 Paper

Computer simulation of coherent radiation scattering by highly anisotropic objects

Alexander Zinchik, Sergey Stafeev, Boris Fedorov, Galina Elyashevich, Alexander Kozlov

Proceedings Volume 3573, (1998) https://doi.org/10.1117/12.324585

KEYWORDS: Scattering, Computer simulations, Photography, Light scattering, Polymers, Ions, Visible radiation, Scanning electron microscopy, Spatial frequencies, Binary data

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Proceedings Article | 19 August 1998 Paper

Optical investigations of polyethylene microporous films during the structure formation process

Galina Elyashevich, Alexander Kozlov, Ivanka Moneva, Alexander Zinchik, Alexander Smirmov, Sergey Stafeev

Proceedings Volume 3573, (1998) https://doi.org/10.1117/12.320949

KEYWORDS: Scattering, Light scattering, Crystals, X-rays, Annealing, Birefringence, Polymers, Liquids, Laser scattering, Statistical analysis

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Proceedings Article | 2 April 1997 Paper

Laser-based equipment for investigating fractal structure of dental tissue

Alexander Zinchik, Anna Sharikova, Sergey Stafeev

Proceedings Volume 3091, (1997) https://doi.org/10.1117/12.271789

KEYWORDS: Fractal analysis, Light scattering, Diffraction, Tissues, Scattering, Laser tissue interaction, Light, Fourier transforms, Helium neon lasers, Light sources

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Proceedings Article | 13 October 1995 Open Access

Windows software for enhanced studying and testing knowledge in optics

Sergey Stafeev, Vladimir Michnovetz, Alexander Khmaladze, Alexander Zinchik

Proceedings Volume 2525, (1995) https://doi.org/10.1117/12.224052

KEYWORDS: Physics, Integrated optics, Visualization, Optical testing, Optical circuits, Digital imaging, Diffraction, Software development, Optical simulations, CCD cameras

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