Results 11 to 20 of about 334,848 (323)

A modified method for separating variables in the diffraction problem of TM-polarized wave on diffraction grating

open access: yesИзвестия высших учебных заведений. Поволжский регион: Физико-математические науки, 2023
Background. The purpose of the work is to study the diffraction of a TM–polarized electromagnetic wave on diffraction gratings with several strokes on the period. Materials and methods.
Yuriy G. Smirnov
doaj   +1 more source

Electromagnetic characterization of tuneable graphene‐strips‐on‐substrate metasurface over entire THz range: Analytical regularization and natural‐mode resonance interplay

open access: yesIET Microwaves, Antennas & Propagation, 2021
Scattering and absorption of the H‐polarized plane wave by the infinite grating of flat graphene strips are considered in the environment met most frequently—on or at the surface of a dielectric‐slab substrate. The full‐wave meshless code is based on the
Fedir O. Yevtushenko   +3 more
doaj   +1 more source

Diffraction of an electromagnetic wave on a countless number of scatterers

open access: yesВісник Харківського національногоуніверситету імені В.Н. Каразіна. Серія: Радіофізика та електроніка, 2022
Topicality. The task of finding the radar cross-section (RCS) of complex objects is of great importance. Usually, when creating radar stations, RCS is measured on real targets.
M. M. Legenkiy, М. А. Buhai
doaj   +1 more source

High-frequency diffraction of an electromagnetic plane wave by an imperfectly conducting rectangular cylinder at grazing incidence [PDF]

open access: yes, 2014
We derive new results for the electromagnetic scattered far wave field produced when a high-frequency plane E-polarized wave is at grazing incidence on an imperfectly conducting rectangular cylinder.
Rawlins, AD
core   +1 more source

Unidirectional Alleviation of the Diffraction Limit in Geometrically Anisotropic Photonics [PDF]

open access: yesE3S Web of Conferences
Rationally constructed materials have enabled access to optical capabilities beyond nature’s limitations, thanks to advances made in both theory and experiment.
El Badri Youssef   +5 more
doaj   +1 more source

The Cauchy method of analytical regularisation in the modelling of plane wave scattering by a flat pre‐fractal system of impedance strips

open access: yesIET Microwaves, Antennas & Propagation, 2021
The Cauchy method of analytical regularisation, first in full explanation, is used for the modelling of the plane wave scattering by a flat pre‐fractal system of impedance strips.
George I. Koshovy
doaj   +1 more source

The wave nature of continuous gravitational waves from microlensing [PDF]

open access: yes, 2019
Gravitational wave predicted by General Relativity is the transverse wave of spatial strain. Several gravitational waveform signals from binary black holes and from a binary neutron star system accompanied by electromagnetic counterparts have been ...
Biesiada, Marek, Fan, Xi-Long, Liao, Kai
core   +2 more sources

Diffraction of Electromagnetic Waves [PDF]

open access: yesZeitschrift für Naturforschung A, 2010
AbstractThe general method to obtain solutions of the Maxwellian equations from scalar representatives is developed and applied to the diffraction of electromagnetic waves. Kirchhoff’s integral is modified to provide explicit expressions for these representatives.
openaire   +2 more sources

Enhanced electromagnetic wave absorption of engineered epoxy nanocomposites with the assistance of polyaniline fillers

open access: yesAdvanced Composites and Hybrid Materials, 2022
In this work, the engineered polyaniline (PANI)/epoxy composites reinforced with PANI-M (physical mixture of PANI spheres and fibers) exhibit significantly enhanced electromagnetic wave absorption performance and mechanical property.
Jiang Guo   +11 more
semanticscholar   +1 more source

A new approach in electromagnetic plane wave diffraction by two concentric slotted cylinders with variably placed slits: E and H polarized cases

open access: yesIET Microwaves, Antennas & Propagation, 2022
The study investigates the electromagnetic plane wave diffraction by two concentric slotted cylinders with variably placed slits. Unlike the previous studies, the effect of rotation on the resonance characteristics and near‐field distributions is ...
Kamil Karaçuha   +3 more
doaj   +1 more source

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