Zobrazeno 1 - 10
of 185
pro vyhledávání: '"M, Lytvynenko"'
Autor:
V. K. Gavrikov, L. M. Lytvynenko, V. V. Myshenko, O. V. Polikarpov, A. M. Korolev, D. L. Chechotkin, I. S. Spevak
Publikováno v:
Radio Physics and Radio Astronomy, Vol 29, Iss 2, Pp 105-112 (2024)
Subject and Purpose. The sources of errors are identified that may arise in the course of terahertz-range measurements of the dielectric constant of weakly absorbent dielectrics, if performed within the surface plasmon resonance (SPR) technique. Poss
Externí odkaz:
https://doaj.org/article/9dd70df2ca894079823ca0fb1798eaab
Publikováno v:
Akademičnij Oglâd, Vol 2, Iss 59, Pp 173-189 (2023)
The article examines the effects of changes in the activity of domestic business during the war, as a result of the system of unfavorable factors. The authors analyze the possibilities of using different types of mathematical models to reproduce th
Externí odkaz:
https://doaj.org/article/527a7fa44ea4481f862e781fdf4f2031
Publikováno v:
Akademičnij Oglâd, Vol 1, Iss 58, Pp 205-219 (2023)
The article examines the problems of the emergence and development of the flow of refugees from Ukraine during the first half of 2022 as a complex phenomenon that depends on rational (economic) and irrational (social-psychological) factors. The phe
Externí odkaz:
https://doaj.org/article/f4b863a2a1b24cb088a5643e1d5911dc
Publikováno v:
Akademičnij Oglâd, Vol 2, Iss 57, Pp 171-186 (2022)
The article examines the problems of changing priorities in staff motivation during the crisis and post-crisis period, as a complex socio-psychological phenomenon that can be explained with the help of behavioral economics. On the basis of a theore
Externí odkaz:
https://doaj.org/article/e534d71db9f245da9c508b1d4ef2d610
Publikováno v:
Radio Physics and Radio Astronomy, Vol 27, Iss 3, Pp 167-180 (2022)
Subject and Purpose. Considered in the paper is diffraction of a plane wave by a structure involving a half-plane and two disks. The disks and the half-plane, lying within parallel planes, are assumed to be infinitely thin and perfectly conducting. T
Externí odkaz:
https://doaj.org/article/bb6baa5307dc4243bc5d935e6a6d0659
Publikováno v:
Radio Physics and Radio Astronomy, Vol 27, Iss 2, Pp 083-092 (2022)
Subject and Purpose. The paper presents results of numerical modeling and experimental studies of a disk-shaped microstrip antenna involving ‘meander’ type slotted inhomogeneities. The work has been aimed at optimizing the operating range of the
Externí odkaz:
https://doaj.org/article/e22422107ab141989f2a0e4199233dd5
Publikováno v:
Radio Physics and Radio Astronomy, Vol 26, Iss 4, Pp 350-357 (2021)
Purpose: The problem of a plane electromagnetic wave diffraction by an annular slot in the perfectly conducting zero thickness plane is considered. As a dual problem, the problem of diffraction by a perfectly conducting zero thickness ring is also co
Externí odkaz:
https://doaj.org/article/f2699ed8a2774a1a96196d28583b4be1
Publikováno v:
Клінічна хірургія, Vol 88, Iss 5-6, Pp 75-80 (2021)
Objective. To investigate the impact of the sorbtion-aspiration drainage system on background of hydroxyapatite and zinc oxide on experimental peritonitis. Materials and methods. The experiment was performed on 55 white laboratory rat males, agein
Externí odkaz:
https://doaj.org/article/7cbecd673f4f448ca48a7600c359b7d1
Publikováno v:
Radio Physics and Radio Astronomy, Vol 26, Iss 3, Pp 239-249 (2021)
Purpose: Problem of the H-polarized plane wave diffraction by the structure, which consists of two semi-infinite strip gratings, is considered. The gratings are placed in the same plane. The gap between the gratings is arbitrary. The purpose of the p
Externí odkaz:
https://doaj.org/article/749fbe15ef4746d9a6ca4202d4690544
Publikováno v:
IET Microwaves, Antennas & Propagation, Vol 15, Iss 10, Pp 1171-1180 (2021)
Abstract The scattering and absorption of the H‐polarised wave by a finite number of graphene strips embedded into a grounded dielectric slab is considered in the terahertz frequency range. The rigorous and efficient method of singular integral equ
Externí odkaz:
https://doaj.org/article/473eda5811894f649c34afcc26f2c288