Zobrazeno 1 - 10
of 162
pro vyhledávání: '"V. A. Katrich"'
Publikováno v:
Radio Physics and Radio Astronomy, Vol 29, Iss 2, Pp 98-104 (2024)
Subject and Purpose. The paper is aimed at suggesting ways for implementing electromagnetic devices that would involve a nonlinear dielectric inside the structure for concentrating electromagnetic field within it at relatively low intensities of the
Externí odkaz:
https://doaj.org/article/561d5df21b4f42668adccf958849a852
Publikováno v:
Radio Physics and Radio Astronomy, Vol 22, Iss 3, Pp 222-230 (2017)
Purpose: The electrodynamic characteristics of circumferential slot arrays on a coaxial line shield and the ways of their control by changing the feeder, array geometrical parameters and electrophysical parameters of internal and external spaces are
Externí odkaz:
https://doaj.org/article/e62f99cd9e434e6eb8e50fb48dec88f2
Publikováno v:
Radio Physics and Radio Astronomy, Vol 21, Iss 4, Pp 298-310 (2016)
Purpose: Studying the electrodynamic characteristics of the coaxialslot antennas and the ways of their control by the feeder and radiators geometrical parameters change. Design/methodology/approach: The problem of electromagnetic wave excitation a
Externí odkaz:
https://doaj.org/article/4f1a4cdb1b2b41878391278b53526ead
Publikováno v:
Radio Physics and Radio Astronomy, Vol 21, Iss 4, Pp 285-297 (2016)
Purpose: Theoretical investigation of directive gains of linear and planar antenna arrays depending on the distance between radiators and wavelength. Design/methodology/approach: Computing methods in applied mathematics in MathCad were used to cal
Externí odkaz:
https://doaj.org/article/eaa95b962bbd4ce39cde03feadcee0cf
Publikováno v:
Radio Physics and Radio Astronomy, Vol 21, Iss 3, Pp 198-215 (2016)
Purpose: A problem of electromagnetic wave diffraction by a longitudinal slot cut in a waveguide wide wall is solved. The slot is cut in a wide wall of a rectangular waveguide and radiates in a half-space above a perfectly conducting plane where two
Externí odkaz:
https://doaj.org/article/54486117fc4a4bcfb6b1e471c1714cdd
Publikováno v:
Radio Physics and Radio Astronomy, Vol 21, Iss 3, Pp 216-230 (2016)
Purpose: The conditions for formation of a wave with circular polarization and extremely achievable field density amplitude in the set directions of the main observation planes in the far zone, radiated by the oblique impedance wire dipole located ov
Externí odkaz:
https://doaj.org/article/05f29f3b174c41df97f895e3223ede24
Publikováno v:
Радиофизика и электроника, Vol 21, Iss 1, Pp 4-14 (2016)
The study of peculiarity of influence of the impedance insertions on the electrodynamic characteristics of the rectangular waveguide junctions, which are widely used in the antenna-waveguide devices, is important for practical applications. A mathe-m
Externí odkaz:
https://doaj.org/article/5dff21be41e642ce919403578de015d4
Publikováno v:
Radio Physics and Radio Astronomy, Vol 20, Iss 1, Pp 64-75 (2015)
A problem of electromagnetic wave excitation by finite-dimensional material bodies located in an arbitrary electrodynamic volume was formulated. The problem was reduced to solution of two-dimensional integral equations for electrical surface currents
Externí odkaz:
https://doaj.org/article/16b377c350ff48ae9bab4d17edf52640
Publikováno v:
Радиофизика и электроника, Vol 20, Iss 1, Pp 85-93 (2015)
Rectangular waveguide junctions are widely used in antennas and waveguide devices, therefore studying of their electrodynamic characteristics is important for practical application. Mathematical model of diffraction fields for E-plane T-junction of r
Externí odkaz:
https://doaj.org/article/949d77b175214857a4799bd97d153b8d
Publikováno v:
Radio Physics and Radio Astronomy, Vol 19, Iss 1, Pp 57-80 (2014)
An analytical review of literature related to application of the impedance approach in solving electrodynamic boundary value problems for 75 years since 1938, when M. A. Leontovich had formulated the impedance boundary conditions for electromagnetic
Externí odkaz:
https://doaj.org/article/d5b3031c90c24ce5b3b3c6411499e6b8