Results 91 to 100 of about 2,832,269 (261)

Magnetic dipole interactions in crystals

open access: yesPhysical Review B, 2016
The influence of magnetic dipole interactions (MDIs) on the magnetic properties of local-moment spin systems is investigated. The eigenvalues and eigenvectors of the MDI tensor are determined for a wide variety of spin lattices and magnetic wavevectors in the magnetically ordered state with collinear moment alignments.
openaire   +4 more sources

Magnetic Field Modification of Optical Magnetic Dipoles

open access: yesNano Letters, 2015
Acting on optical magnetic dipoles opens novel routes to govern light-matter interaction. We demonstrate magnetic field modification of the magnetic dipolar moment characteristic of resonant nanoholes in thin magnetoplasmonic films. This is experimentally shown through the demonstration of the magneto-optical analogue of Babinet's principle, where ...
Armelles Reig, Gaspar   +4 more
openaire   +4 more sources

Planar Quasi-Isotropic Magnetic Dipole Antenna Using Fractional-Order Circular Sector Cavity Resonant Mode

open access: yesIEEE Access, 2017
The radiation behavior of the fractional-order, resonant mode within a circular sector cavity radiator is revealed at first, and then, it is employed to design a novel, planar quasi-isotropic magnetic dipole antenna.
Qing Li   +3 more
semanticscholar   +1 more source

Vector-meson magnetic dipole moment effects in radiative tau decays

open access: yes, 1999
We study the possibility that the magnetic dipole moment of light charged vector mesons could be measured from their effects in \tau^- --> V^-\nu_{\tau}\gamma decays.
A. Bramon   +24 more
core   +1 more source

Shadows of Bonnor black dihole by chaotic lensing

open access: yes, 2018
We have studied numerically the shadows of Bonnor black dihole through the technique of backward ray-tracing. The presence of magnetic dipole yields non-integrable photon motion, which affects sharply the shadow of the compact object.
Chen, Songbai   +2 more
core   +1 more source

Bound states of a fermion-dyon system

open access: yesEuropean Physical Journal C: Particles and Fields
The bound states of fermions in the external field of an Abelian dyon are studied here both analytically and numerically. Their existence is due to the dyon’s electric charge resulting from a polarization of the fermionic vacuum. The configuration of the
A. Yu. Loginov
doaj   +1 more source

Observation of dipole-dipole interaction in a degenerate quantum gas

open access: yes, 2005
We have investigated the expansion of a Bose-Einstein condensate (BEC) of strongly magnetic chromium atoms. The long-range and anisotropic magnetic dipole-dipole interaction leads to an anisotropic deformation of the expanding Cr-BEC which depends on the
A. Griesmaier   +11 more
core   +2 more sources

Determination of the Δ++ magnetic dipole moment

open access: yesPhysics Letters B, 2001
We study the elastic and radiative pi+ p scattering within a full dynamical model which incorporates the finite width effects of the Delta++. The scattering amplitudes are invariant under contact transformations of the spin 3/2 field and gauge-invariance is fulfilled for the radiative case.
López Castro, G.   +1 more
openaire   +3 more sources

Electromagnetic response in dipole superfluids

open access: yesCommunications Physics
The Meissner effect is a hallmark of superconductivity arising from the interplay between charged superfluids and electromagnetic fields. However, superfluidity can also occur in systems of charge-neutral particles with magnetic or electric dipole ...
Kazuki Yamamoto   +2 more
doaj   +1 more source

Enhanced terahertz magnetic dipole response by subwavelength fiber

open access: yesAPL Photonics, 2018
Dielectric sub-wavelength particles have opened up a new platform for realization of magnetic light. Recently, we have demonstrated that a dipole emitter by a sub-wavelength fiber leads to an enhanced magnetic response.
Shaghik Atakaramians   +6 more
doaj   +1 more source

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