Zobrazeno 1 - 10
of 271
pro vyhledávání: '"A. Kovshik"'
Publikováno v:
Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, Vol 18, Iss 1, Pp 35-42 (2020)
The aim of this article is to create analytical models that estimate the continuity and effectiveness of digital radio communication systems using multipositional types of modulation (CAM-M, PM-M, FM-M, AM-M) and block coding according to the Reed–
Externí odkaz:
https://doaj.org/article/7fabda4e1dd744cb8b5c4fbce6c64a38
We propose a polarimetric method for measuring the tilt angle of the LC director at an LC layer interface.The method involves the use of an LC cell operating in the mode of the total internal reflection of the ordinary wave. The method is based on me
Externí odkaz:
http://arxiv.org/abs/0910.2162
Publikováno v:
Nanosystems: Physics, Chemistry, Mathematics. 14:74-85
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9b9db50e05cf68dc5fa749fd2e5db8e0
https://doi.org/10.17586/2220-8054-2023-14-1-74-85
https://doi.org/10.17586/2220-8054-2023-14-1-74-85
Autor:
Yu. L. Kovshik
Publikováno v:
Proceedings of the National Academy of Sciences of Belarus, Humanitarian Series. 67:177-188
One of the key criteria of a civil servant and at the same time an essential element of the institution of public service in the Russian Empire was the rank assigned to the position. It was he who determined the rights and privileges of an official a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0ca3845a66719bd7f59ec105e032155c
https://doi.org/10.29235/25242369-2022-67-2-177-188
https://doi.org/10.29235/25242369-2022-67-2-177-188
Autor:
Karetnikov, A. A.1 (AUTHOR) akaret@mail.ru, Kovshik, A. P.1 (AUTHOR), Karetnikov, N. A.1 (AUTHOR), Ryumtsev, E. I.1 (AUTHOR), Aksenova, E. V.1 (AUTHOR), Svanidze, A.V.1 (AUTHOR)
Publikováno v:
Optics & Spectroscopy. Feb2021, Vol. 129 Issue 2, p234-238. 5p.
Autor:
G. V. Lukina, P. I. Kulakova, A. A. Novikov, E. N. Alexandrova, N. A. Savenkova, E. V. Volnukhin, A. N. Kovshik, A. G. Klimets
Publikováno v:
Medical alphabet. :16-19
Background. Patients with inflammatory bowel diseases (IBD) often have lesions of the musculoskeletal system, which is an extra-intestinal manifestation and mainly belongs to the group of seronegative spondyloarthritis (SPA). Ankylosing spondylitis
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2cdf25936606ab4d3ec7729b17b2efc9
https://doi.org/10.33667/2078-5631-2021-33-16-19
https://doi.org/10.33667/2078-5631-2021-33-16-19
Autor:
A. P. Kovshik, M. E. Karyakin, A. S. Krupin, Yu. G. Galyametdinov, A. A. Knyazev, L. A. Dobrun
Publikováno v:
Liquid Crystals and their Application. 21:45-53
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b21e7242edc5406dc88858d3f0f5e118
https://doi.org/10.18083/lcappl.2021.2.45
https://doi.org/10.18083/lcappl.2021.2.45
Publikováno v:
Crystals, Vol 9, Iss 10, p 499 (2019)
We propose a theoretical approach and a numerical method for determining the Frank elastic constants based on the experimental dependence of the effective values of the permittivity components on the magnetic field. The theoretical task was to find t
Externí odkaz:
https://doaj.org/article/5702f84840bb49558705b42ab67f78fd
Autor:
N. A. Karetnikov, A. P. Kovshik, A. V. Svanidze, A. A. Karetnikov, E. V. Aksenova, E. I. Ryumtsev
Publikováno v:
Optics and Spectroscopy. 129:234-238
Electrically controlled light refraction in a nematic liquid crystal (LC) with homeoplanar orientation possessing different thicknesses has been investigated at angles of light incidence on the layers exceeding the angle of total internal reflection
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::21e236d152a43c4f8faf00beb32a4bdd
https://doi.org/10.1134/s0030400x21020065
https://doi.org/10.1134/s0030400x21020065
Autor:
Liliya A. Dobrun, Elena V. Aksenova, Evgeny I. Ryumtsev, Ivan M. Tambovtcev, Alexander P. Kovshik
Publikováno v:
Вестник московского государственного областного университета. Серия: Физика-математика, Iss 3, Pp 6-12 (2020)
Bstract. Aim is to determine the Frank elastic constants of an erbium-based liquid crystal complex. Methodology. The orienting effect of a magnetic field on an erbium-based liquid crystal complex was studied by a capacitive method. The dependence of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3358b5e958e9eb242e28087fffdbc47a
http://vestnik-mgou.ru/Articles/View/13956
http://vestnik-mgou.ru/Articles/View/13956