Zobrazeno 1 - 10 of 24 pro vyhledávání: '"E. T. Nesterov"'
1
Note: Gaussian mixture model for event recognition in optical time-domain reflectometry based sensing systems
Autor: Valery E. Karasik, Aleksey Fedorov, M.N. Anufriev, Dmitry Namiot, Alexey B. Pnev, E. T. Nesterov, A. A. Zhirnov, K. V. Stepanov
Publikováno v: The Review of scientific instruments. 87(3)
We propose a novel approach to the recognition of particular classes of non-conventional events in signals from phase-sensitive optical time-domain-reflectometry-based sensors. Our algorithmic solution has two main features: filtering aimed at the de
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bfee2ccc215db156e221ed77b7aff661
https://pubmed.ncbi.nlm.nih.gov/27036840
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2
Yb,Er:glass Microlaser at 1.5 ?m for optical fibre sensing: Development, characterization and noise reduction
Autor: D. A. Shelestov, Michele Norgia, A. A. Zhirnov, Gianluca Galzerano, Luigi Piroddi, E. T. Nesterov, Alessandro Pesatori, K. V. Stepanov, Stefano Taccheo, Paolo Laporta, Alexey Pniov, Valery E. Karasik, Cesare Svelto
Publikováno v: Acta IMEKO 5 (2016): 24–28. doi:10.21014/acta_imeko.v5i4.423
info:cnr-pdr/source/autori:Pniov, Alexey; Zhirnov, Andrey; Shelestov, Dmitriy; Stepanov, Konstantin; Nesterov, Evgeny; Karasik, Valery; Laporta, Paolo; Galzerano, Gianluca; Taccheo, Stefano; Piroddi, Luigi; Norgia, Michele; Pesatori, Alessandro; Svelto, Cesare/titolo:Yb,Er:glass Microlaser at 1.5 ?m for optical fibre sensing: Development, characterization and noise reduction/doi:10.21014%2Facta_imeko.v5i4.423/rivista:Acta IMEKO/anno:2016/pagina_da:24/pagina_a:28/intervallo_pagine:24–28/volume:5
A fiber-pumped single-frequency microchip erbium laser was developed and characterized with the aim of using it in coherent Optical Time Domain Reflectometry (OTDR) measurements and sensing. The laser is pumped by a fiber-coupled 976 nm laser diode a
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0b75de3b55af5ecc379db9f319c8d849
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3
Increasing the working range of coherent optical time-domain reflectometer
Autor: M. A. Sleptsov, V. A. Kamynin, A. Zh. Ozerov, E. T. Nesterov, Oleg E Nanii, V. N. Treshchikov, A. A. Sus’yan
Publikováno v: Technical Physics Letters. 37:417-420
A new method for increasing the working range of a coherent optical time-domain reflectometer (COTDR) has been theoretically justified and experimentally demonstrated. The proposed method is based on the use of several types of optic fibers with diff
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6cd21cfc7754f95845a61c2e49e4f834
https://doi.org/10.1134/s1063785011050130
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4
Mathematical analysis of marine pipeline leakage monitoring system based on coherent OTDR with improved sensor length and sampling frequency
Autor: E. T. Nesterov, D. A. Shelestov, K. V. Stepanov, A. A. Zhirnov, Valery E. Karasik, Alexey B. Pnev
Publikováno v: Journal of Physics: Conference Series. 584:012016
A system based on coherent optical time domain reflectometry (OTDR) for subsea pipeline monitoring is described. The fiber sensor length is increased using erbium-doped fiber amplifier (EDFA) cascades. The sampling frequency is increased by dividing
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::47226b0a29e6a191325679a0f164de96
https://doi.org/10.1088/1742-6596/584/1/012016
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5
Experimental study of influence of nonlinear effects on phase- sensitive optical time-domain reflectometer operating range
Autor: A. A. Zhirnov, E V Kondrashin, Alexey B. Pnev, K. V. Stepanov, Ya. A. Tezadov, E. T. Nesterov, A B Ushakov, Valery E. Karasik
Publikováno v: Journal of Physics: Conference Series. 584:012028
This paper presents experimental results of a study the influence of nonlinear effects on the range of the phase-sensitive optical time-domain reflectometer. Results from measurements of the impact of the effects of stimulated Raman scattering, stimu
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::afb05976e9b44f6cc7bd331a76504154
https://doi.org/10.1088/1742-6596/584/1/012028
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6
Akademický článek
Measurement and Evaluation Method of Distributed Optical Fiber Acoustic Sensing Performance.
Autor: Xie, Zhiyuan, Sun, Yuwei, Lv, Anqiang, Xu, Qian
Publikováno v: Photonics; Feb2024, Vol. 11 Issue 2, p166, 18p
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7
Akademický článek
Influence of the Laser Frequency Drift in Phase-Sensitive Optical Time Domain Reflectometry.
Autor: Zhirnov, A. A.1 (AUTHOR) a.zh@bmstu.ru, Stepanov, K. V.1 (AUTHOR), Chernutsky, A. O.1 (AUTHOR), Fedorov, A. K.2 (AUTHOR), Nesterov, E. T.1 (AUTHOR), Svelto, C.3 (AUTHOR), Pnev, A. B.1 (AUTHOR), Karasik, V. E.1 (AUTHOR)
Publikováno v: Optics & Spectroscopy. Oct2019, Vol. 127 Issue 4, p656-663. 8p.
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8
Akademický článek
Influence of Laser Phase Noise on the Operation of a Coherent Reflectometer Using Fiber with Arrays of Artificial Reflectors.
Autor: Fomiryakov, E. A., Bengalskii, D. M., Kharasov, D. R., Nanii, O. E., Nikitin, S. P., Treshchikov, V. N.
Publikováno v: Optoelectronics Instrumentation & Data Processing; Feb2023, Vol. 59 Issue 1, p77-99, 23p
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9
Akademický článek
The use of optical frequency-domain reflectometry in remote distributed measurements of the γ-radiation dose.
Autor: Faustov, A., Gusarov, A.1, Mégret, P.1, Wuilpart, M.1, Zhukov, A.2, Novikov, S.2, Svetukhin, V.2, Fotiadi, A. Andrei.Fotiadi@gmail.com
Publikováno v: Technical Physics Letters. May2015, Vol. 41 Issue 5, p414-417. 4p.
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