Results 21 to 30 of about 1,138,976 (301)

WAVE [PDF]

open access: yes, 2002
n ...
DI GIACOMO, Emilio, LIOTTA, Giuseppe
openaire   +1 more source

AMPLITUDE OF WAVES IN THE KELVIN-WAVE CASCADE [PDF]

open access: yesПИСЬМА В ЖУРНАЛ ЭКСПЕРИМЕНТАЛЬНОЙ И ТЕОРЕТИЧЕСКОЙ ФИЗИКИ, 2020
3 pages, 1 ...
Eltsov, V. B., L’vov, V. S.
openaire   +3 more sources

High-Q electromagnetic filter in the X-Ku band based on a periodic defective structure RHM/ENG [PDF]

open access: yesEPJ Web of Conferences
In this work, we use the Transfer Matrix Method (TMM) to study a one-dimensional (1D) defective structure composed of N periodic cells. Each cell consists of a right-handed material (RHM) transmission line segment coupled to a transmission line resonator
Hamdaoui Ikram   +4 more
doaj   +1 more source

Design of a 2-Bit Reconfigurable UWB Planar Antenna Array for Beam Scanning Application

open access: yesIEEE Open Journal of Antennas and Propagation, 2023
Reconfigurable antennas have been widely employed for beam scanning in recent years. However, such antennas are usually limited by narrow bandwidth. To overcome this challenge, we present a linearly polarized 2-bit ultra-wideband (UWB) antenna array in C-
Zuqi Fang   +6 more
doaj   +1 more source

Space-time-coding digital metasurfaces

open access: yesNature Communications, 2018
Current digital coding metasurfaces are only space-encoded. Here, the authors propose space-time modulated digital coding metasurfaces to obtain simultaneous manipulations of electromagnetic waves and present harmonic beam steering, beam shaping, and ...
Lei Zhang   +11 more
doaj   +1 more source

Recent advances and perspectives on space-time coding digital metasurfaces

open access: yesEPJ Applied Metamaterials, 2020
Within the overarching framework of space-time metastructures, digital metasurfaces based on spatio-temporal coding are emerging as powerful and versatile architectures for complex field manipulations, also in view of their inherently programmable nature.
Zhang Lei   +5 more
doaj   +1 more source

waves

open access: yes
<p>Changelog: https://lanl.github.io/waves/changelog.html. Installation: https://lanl.github.io/waves/installation.html</p>If you use this software, please cite it as ...
Brindley, Kyle   +5 more
core   +4 more sources

On the origin of high m magnetospheric waves [PDF]

open access: yes, 2010
A survey of Advanced Rio-Imaging Experiment in Scandinavia data reveals evidence for a previously overlooked generation mechanism of high azimuthal wave number magnetospheric waves.
Honary, F.   +2 more
core   +3 more sources

Shaping electromagnetic waves using software-automatically-designed metasurfaces

open access: yesScientific Reports, 2017
We present a fully digital procedure of designing reflective coding metasurfaces to shape reflected electromagnetic waves. The design procedure is completely automatic, controlled by a personal computer.
Qian Zhang   +5 more
doaj   +1 more source

Active odd-mode-metachannel for single-conductor systems

open access: yesOpto-Electronic Advances, 2022
Although tremendous efforts have been devoted to investigating planar single-conductor circuits, it remains challenging to provide tight confinement of electromagnetic field and compatibility with active semi-conductor components such as amplifier ...
Pei Hang He   +7 more
doaj   +1 more source

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