Results 11 to 20 of about 911,873 (313)

Are There Waves in Elastic Wave Turbulence? [PDF]

open access: yesPhysical Review Letters, 2008
published in Physical Review Letters volume 100, 234505 (2008) http://link.aps.org/abstract/PRL/v100/e234505 minor ...
openaire   +3 more sources

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

Regeneration of sand waves after dredging [PDF]

open access: yes, 2002
Sand waves are large bed waves on the seabed, being a few metres high and lying hundreds of metres apart. In some cases, these sand waves occur in navigation channels.
Knaapen, M.A.F.   +5 more
core   +1 more source

Probing Live PN Junctions with Terahertz Waves

open access: yes, 2023
It is known that the reflectivity of semiconductor materials at terahertz frequencies is sensitive to changes in free carriers. This phenomenon has been rigorously studied with semiconductor wafers and offline semiconductor devices.
Lees, H.   +3 more
core   +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

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

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

Absorptive Microstrip-Fed Slot Antenna With Wide Reflectionless Band by Loading Bandstop Filter

open access: yesIEEE Open Journal of Antennas and Propagation, 2021
This paper presents an absorptive microstrip-fed slot antenna with a wide reflectionless band and high radiation efficiency. The proposed antenna consists of a microstrip-fed slot antenna, a quarter-wavelength coupled-line bandstop filter (BSF), and ...
Yanqun Liu   +4 more
doaj   +1 more source

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