Mr. Alexander S. Evtushenko Profile

Alexander S. Evtushenko

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Publications (5)

Proceedings Article | 6 September 2024 Paper

The influence of the number of mel-frequency cepstral coefficients on the voice recognition error probability by a distributed fiber optic sensor

Olga Yu. Gubareva, Vadim Kartak, Michael Dashkov, Igor Makarov, Vladimir Gureev, Alexander Evtushenko

Proceedings Volume 13168, 131680H (2024) https://doi.org/10.1117/12.3026246

KEYWORDS: Signal to noise ratio, Fiber optics sensors, Biometrics, Data modeling, Speaker recognition, Education and training, Acoustics, Tunable filters, Speech recognition, Reliability

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Proceedings Article | 6 September 2024 Paper

Study of the possibility of the optical fiber condition monitoring using phase-sensitive OTDR. Part II: nonlinear acoustic emission method

Michael Dashkov, Tatiana Nikulina, Alexander Evtushenko

Proceedings Volume 13168, 131681A (2024) https://doi.org/10.1117/12.3026256

KEYWORDS: Optical fibers, Acoustic emission, Nonlinear optics, Reflectometry, Signal detection, Acoustics, Nonlinear control, Protective coatings, Optical sensing, Fiber optics tests

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Proceedings Article | 6 September 2024 Paper

Study of the possibility of the optical fiber condition monitoring using phase-sensitive OTDR. Part I: acoustic emission testing

Michael Dashkov, Tatiana Nikulina, Alexander Evtushenko

Proceedings Volume 13168, 1316819 (2024) https://doi.org/10.1117/12.3026255

KEYWORDS: Optical fibers, Acoustic emission, Protective coatings, Reflectometry, Signal processing, Optical testing

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Proceedings Article | 4 October 2023 Paper

Silica microstructured optical fiber with centralized inclusion of seven GeO2-doped capillaries and induced twisting. Part II: test and research

Anton Bourdine, Michael Dashkov, Alexander Evtushenko, Grigory Pchelkin, Konstantin Sachuk, Mukhammadzoir Khadjaev, Alexander Vasilets, Ekaterina Bessonova, Elena Zaitseva, Bogdan Reznikov, Stanislav Pashin, Tatiana Nikulina, Roman Ibragimov, Nadezhda Shishova, Andrey Semenov, Daniil Titkov, Alexey Sergeev, Maria Bylina, Sergey Glagolev, Elena Polyakova, Konstantin Dukelskii

Proceedings Volume 12743, 127430S (2023) https://doi.org/10.1117/12.3012150

KEYWORDS: Micro optical fluidics, Single mode fibers, Fusion splicing, Telecommunications, Spectral response, Silica, Wavelength division multiplexing, Optical fibers, Fiber optics, Capillaries

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Proceedings Article | 25 July 2022 Paper

Testing ground for approbation of the methods for fiber-optic communication line trace location

Sergey Gavryushin, Michael Dashkov, Ivan Alekhin, Vladimir Burdin, Boris Popov, Victor Popov, Alexey Yu. Barashkin, Alexander Evtushenko

Proceedings Volume 12295, 122950X (2022) https://doi.org/10.1117/12.2631782

KEYWORDS: Optical fiber cables, Acoustics, Fiber optic communications, Electromagnetism, Optical fibers, Ground penetrating radar, Telecommunications, Metals, Roads, Fiber optics tests

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