Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Oleg Nechaev"'
Publikováno v:
Mathematics, Vol 12, Iss 4, p 585 (2024)
Due to the ongoing global warming on the Earth, permafrost degradation has been extensively taking place, which poses a substantial threat to civil and industrial facilities and infrastructure elements, as well as to the utilization of natural resour
Externí odkaz:
https://doaj.org/article/c6339707bb194c78ab1290eb60305df1
Publikováno v:
Geosciences, Vol 12, Iss 1, p 30 (2022)
(1) This article is devoted to the development of a theoretical and algorithmic basis for numerical modeling of the spontaneous potential method (SP) as applied to the study of sandy-argillaceous reservoirs. (2) In terms of coupled flows, we consider
Externí odkaz:
https://doaj.org/article/d7069a3761414840b7e75ec931a73b8f
Publikováno v:
Geosciences, Vol 11, Iss 2, p 60 (2021)
This paper is dedicated to the topical problem of examining permafrost’s state and the processes of its geocryological changes by means of geophysical methods. To monitor the cryolithozone, we proposed and scientifically substantiated a new techniq
Externí odkaz:
https://doaj.org/article/6d1054bb5de74a2f952123e76f245159
Publikováno v:
Interexpo GEO-Siberia. 2:79-88
Geoelectric models describe the main types of the Cretaceous sediments of Western Siberia. Permeable layers in thin-layered model may be isotropic or anisotropic and include invaded and annulus zones formed during drilling. Galvanic and electromagnet
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::924c2984bcb2122c3a67a5af0d6bc723
https://doi.org/10.33764/2618-981x-2019-2-3-79-88
https://doi.org/10.33764/2618-981x-2019-2-3-79-88
Publikováno v:
Interexpo GEO-Siberia. 2:89-94
Reservoir microimaging tools are currently one of the most high-tech devices used in wireline logging and logging-while-drilling. Based on a three-dimensional numerical simulation, the spatial resolution of the first Russian lateral scanning logging-
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::11d648252f3facdabecead49ba90fe62
https://doi.org/10.33764/2618-981x-2019-2-3-89-94
https://doi.org/10.33764/2618-981x-2019-2-3-89-94
Publikováno v:
Geosciences, Vol 11, Iss 60, p 60 (2021)
Geosciences
Volume 11
Issue 2
Geosciences
Volume 11
Issue 2
This paper is dedicated to the topical problem of examining permafrost’s state and the processes of its geocryological changes by means of geophysical methods. To monitor the cryolithozone, we proposed and scientifically substantiated a new techniq
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::07e5e2bc8bdac74cc3c1d8a48d39d67b
Publikováno v:
Недропользование. Горное дело. Направления и технологии поиска, разведки и разработки месторождений полезных ископаемых. Экономика. Геоэкология: Материалы XVI международной конференции (20-24 апреля 2020, Новосибирск).
We have developed a mathematical model describing the sounding process with a pulsed electromagnetic field source in a 3D region complex in physical parameters and geometric structure. For its time discretization, the time Fourier transform is used.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0af0ee6aa628b8637d135f3b5e2755c7
https://doi.org/10.18303/b978-5-4262-0102-6-2020-037
https://doi.org/10.18303/b978-5-4262-0102-6-2020-037
Autor:
Oleg Nechaev
Publikováno v:
Bulletin of PNRPU. Culture. History. Philosophy. Law. :112-119
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::43aa2c57a82c0a51a7f312835c68c2b0
https://doi.org/10.15593/perm.kipf/2017.2.14
https://doi.org/10.15593/perm.kipf/2017.2.14
Publikováno v:
Communications in Computer and Information Science ISBN: 9783319670348
The work is concerned with the development of numerical algorithms for solving direct problems of borehole geoelectrics by applying high-performance computing on GPUs. The numerical solution of the direct 2D problem is based on the finite-element met
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e29c6a5ca56483397be885b8708c108b
https://doi.org/10.1007/978-3-319-67035-5_14
https://doi.org/10.1007/978-3-319-67035-5_14
Autor:
Vladimir I. Torgov, Z. N. Pavlova, V. A. Vnuchkova, A.V. Babakov, A. I. Usov, Oleg Nechaev, Vladimir N. Shibaev, O.A. Ash
Publikováno v:
Plant Science. 85:131-134
A synthetic pentasaccharide, L -Fuc(α1–2) D -Ga1(β1–2) D -Xy1(α1–6) D -G1c)(β-4) D -G1c, has been found to suppress the fusicoccin(FC)-stimulated elongation of isolated pumpkin cotyledons but not to affect their growth induced by 6-benzylam
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::55544df2166008a03a7bcfb950d930ff
https://doi.org/10.1016/0168-9452(92)90107-w
https://doi.org/10.1016/0168-9452(92)90107-w