Výsledky vyhledávání - "Oleg Akhmetov"

Results of numerical modelling of the problem of video pulse ground penetrating radar research in freshwater bodies

Autor: Aleksander Reznikov, Oleg Mingalev, Oleg Akhmetov, Zoya Suvorova, Vladimir Varenkov, Igor Mingalev, Liudmila Volkomirskaya, Oxana Gulevich

Publikováno v: Russian Journal of Earth Sciences. :1-6

Ground-penetrating radar profiling on the surface of water bodies is applied in various geological and engineering studies. Here, we present the results of numerical simulation of the propagation of a video pulse electromagnetic signal in a freshwate

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::45230bcc171cd68a21d8c4dc4664ed2b
https://doi.org/10.2205/2022es000808

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Simulation of the influence of solar proton events on propagation of VLF radio signals in the polar region

Autor: Oleg Akhmetov, Igor V. Mingalev, Oleg V. Mingalev, Vladimir B. Belakhovsky, Zoya V. Suvorova, Evgeny A. Maurchev, Yury V. Balabin

Publikováno v: 28th International Symposium on Atmospheric and Ocean Optics: Atmospheric Physics.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8b972b879c2fee3137f68b73b8c89632
https://doi.org/10.1117/12.2644953

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DETERMINATION OF ILF-WAVE CHARACTERISTICS MOST STRONGLY REACTING TO MINOR CHANGES OF IONOSPHERIC ELECTRON DENSITY IN A HIGH-LATITUDE REGION

Autor: Sergey Chernyakov, Igor Mingalev, Zoya Suvorova, Oleg Mingalev, V. B. Belakhovsky, Oleg Akhmetov

Publikováno v: Solar-Terrestrial Physics, Vol 5, Iss 4, Pp 81-90 (2019)

In this paper, we use numerical experiment methods to address the problem of determining characteristics of ELF (0.3–3 kHz) electromagnetic waves recorded in the surface layer and providing the maximum amount of information about the Earth–ionosp

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9b2195a512a5cd3910ea93ac4db75df6
https://doi.org/10.12737/szf-54201911

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Propagation of video pulse signals in dissipative media

Autor: Oxana Gulevich, Oleg Akhmetov

Publikováno v: Journal of Radio Electronics. 2021

The results of the numerical solution of the problem of propagation of an electromagnetic video pulse signal of nanosecond duration in a dissipative medium are presented for use in the deep georadar data interpretation. Based on the developed scheme

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ac8fc91c29858eb069714877b050d077
https://doi.org/10.30898/1684-1719.2021.11.8

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The Propagation of the Electromagnetic Waves at Frequencies of the Russian Radio Navigation System RSDN-20 (Alpha) during a substorm at high latitude ionosphere

Autor: Oleg Mingalev, V. B. Belakhovsky, Igor Mingalev, Oleg Akhmetov, Zoe V. Suvorova

Publikováno v: 2020 XXXIIIrd General Assembly and Scientific Symposium of the International Union of Radio Science.

The work presents the results of the simulation of electromagnetic wave propagation with frequency corresponding to carrier in the network of transmitters of radio-technical system of long-distance navigation (RSDN-20) operating on the territory of R

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d99a5cdd5be16b194d7074b2be3377b2
https://doi.org/10.23919/ursigass49373.2020.9232139

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About Horizontal Inhomogeneities of Electron Concentration Influence on the Propagation of ULF Signals in the Earth-Ionosphere Waveguide

Autor: Igor Mingalev, Oleg Akhmetov, Sergei Cherniakov, Zoe V. Suvorova, V. B. Belakhovsky, Oleg Mingalev

Publikováno v: 2019 Russian Open Conference on Radio Wave Propagation (RWP).

The influence of horizontal electron density inhomogeneities in the D region of the high latitude ionosphere on a 1500 Hz signal propagation in the Earth-ionosphere waveguide is studied in this paper. The presented results were obtained by the numeri

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::904f8e2a79f3d8d492755ac9acb4c4db
https://doi.org/10.1109/rwp.2019.8810389

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Two difference schemes for the numerical solution of Maxwell’s equations as applied to extremely and super low frequency signal propagation in the Earth-ionosphere waveguide

Autor: O. V. Mingalev, Igor V. Mingalev, Yury Fedorenko, Oleg Akhmetov, Igor Mingalev, Victor Mingalev

Publikováno v: Computational Mathematics and Mathematical Physics. 54:1597-1617

Two explicit two-time-level difference schemes for the numerical solution of Maxwell’s equations are proposed to simulate propagation of small-amplitude extremely and super low frequency electromagnetic signals (200 Hz and lower) in the Earth-ionos

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::df0053721730c09918b691fe175f1a25
https://doi.org/10.1134/s0965542514100030

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