Results 61 to 70 of about 403,177 (368)

Performance Improvement of Substrate Integrated Cavity Fed Dipole Array Antenna Using ENZ Metamaterial for 5G Applications

open access: yesSensors, 2021
This paper exhibits a high-gain, low-profile dipole antenna array (DAA) for 5G applications. The dipole element has a semi-triangular shape to realize a simple input impedance regime. To reduce the overall antenna size, a substrate integrated cavity (SIC)
Shaza El-Nady   +3 more
doaj   +1 more source

Color Dipole Systematics of the Diffraction Slope in Diffractive Photo- and Electroproduction of Vector Mesons [PDF]

open access: yesPhys.Lett.B497:235-242,2001, 2000
We present the first evaluation of the color dipole diffraction slope from the data on diffractive photo- and electroproduction of vector mesons. The energy and dipole size dependence of the found dipole diffraction slope are consistent with the color dipole gBFKL dynamics.
arxiv   +1 more source

Multiple Dipole Source Position and Orientation Estimation Using Non-Invasive EEG-like Signals

open access: yesSensors, 2023
The problem of precisely estimating the position and orientation of multiple dipoles using synthetic EEG signals is considered in this paper. After determining a proper forward model, a nonlinear constrained optimization problem with regularization is ...
Saina Namazifard, Kamesh Subbarao
doaj   +1 more source

Induced dipole-dipole interactions in light diffusion from point dipoles [PDF]

open access: yesPhysical Review A, 2016
revised ...
Nicolas Cherroret   +2 more
openaire   +3 more sources

Cooperative behaviour of qutrits with dipole–dipole interactions [PDF]

open access: yesJournal of Physics B: Atomic, Molecular and Optical Physics, 2007
5 pages, 3 figures.
Mandilara, Aikaterini, Akulin, Vladimir
openaire   +3 more sources

Secular dipole-dipole stability of magnetic binaries

open access: yesAstronomy & Astrophysics, 2023
Context. The presence of strong large-scale stable magnetic fields in a significant portion of early-type stars, white dwarfs, and neutron stars is well established. Despite this, the origins of these fields remain a subject of ongoing investigation, with theories including fossil fields, mergers, and shear-driven dynamos.
C. Aykroyd   +4 more
openaire   +4 more sources

DIPOLE ANTENNAS WITH A SECTOR-SHAPED RADIATION PATTERN [PDF]

open access: yesRadio Physics and Radio Astronomy
Subject and Purpose. The directivity characteristics of a dipole antenna when it is placed above and parallel to a perfectly conducting screen of rectangular shape are considered, aiming to theoretically study dipole antennas with sector-shaped radiation
M. M. Gorobets   +3 more
doaj   +1 more source

Order of Magnitude Smaller Limit on the Electric Dipole Moment of the Electron [PDF]

open access: yesScience, 2013
Stubbornly Spherical The shape of the electron's charge distribution reflects the degree to which switching the direction of time impacts the basic ingredients of the universe.
Acme Collaboration Jacob Baron   +16 more
semanticscholar   +1 more source

Polarizing the dipoles

open access: yesJournal of High Energy Physics, 2009
20 pages, 4 figures, Integrated dipoles implemented for massless and massive ...
Malgorzata Worek   +3 more
openaire   +3 more sources

Advances in Hybrid Icing and Frosting Protection Strategies for Optics, Lens, and Photonics in Cold Environments Using Thin‐Film Acoustic Waves

open access: yesAdvanced Engineering Materials, EarlyView.
This article provides a comprehensive overview of fundamentals and recent advances of transparent thin‐film surface acoustic wave technologies on glass substrates for monitoring and prevention/elimination of fog, ice, and frost. Fogging, icing, or frosting on optical lenses, optics/photonics, windshields, vehicle/airplane windows, and solar panel ...
Hui Ling Ong   +11 more
wiley   +1 more source

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