Results 31 to 40 of about 2,910,686 (340)

Investigating the effect of magnetic dipole–dipole interaction on magnetic particle spectroscopy: implications for magnetic nanoparticle-based bioassays and magnetic particle imaging [PDF]

open access: yesJournal of Physics D: Applied Physics, 2019
Superparamagnetic iron oxide nanoparticles (SPIONs), with comparable size to biomolecules (such as proteins, nucleic acids, etc) and unique magnetic properties, good biocompatibility, low toxicity, potent catalytic behavior, are promising candidates for ...
Kai Wu   +4 more
semanticscholar   +1 more source

Metasurfaces with Electric Quadrupole and Magnetic Dipole Resonant Coupling [PDF]

open access: yes, 2018
Collective resonances in plasmonic nanoparticle arrays with electric dipole moment oriented along the lattice wave propagation are theoretically investigated.
Viktoriia E. Babicheva, A. Evlyukhin
semanticscholar   +2 more sources

Investigation of magnetic dipole-dipole interaction using magnetic density on solid oxygen based on first-principles approach

open access: yesAIP Advances, 2018
We have developed the computational method to estimate magnetic dipole-dipole interaction energy including magnetic spin density on three-dimensional materials, in the framework of density functional theory.
Masao Obata   +2 more
doaj   +1 more source

Magneto-Electric Dipole Antenna Arrays [PDF]

open access: yes, 2014
A planar magneto-electric (ME) dipole antenna array is proposed and demonstrated by both full-wave analysis and experiments. The proposed structure leverages the infinite wavelength propagation characteristic of composite right/left-handed (CRLH ...
Caloz, Christophe   +2 more
core   +3 more sources

Ray-tracing simulations of whistler-mode wave propagation in different rescaled dipole magnetic fields

open access: yesEarth and Planetary Physics, 2022
Kinetic simulation is a powerful tool to study the excitation and propagation of whistler-mode waves in the Earth’s inner magnetosphere. This method typically applies a scaled-down dipole magnetic field to save computational time.
YangGuang Ke   +4 more
doaj   +1 more source

Reversals of the solar dipole [PDF]

open access: yes, 2012
During a solar magnetic field reversal the magnetic dipole moment does not vanish, but migrates between poles, in contradiction to the predictions of mean-field dynamo theory. We try to explain this as a consequence of magnetic fluctuations.
Kitchatinov, Leonid L.   +2 more
core   +1 more source

Permanent magnet dipole with strong in-plane magnetic field

open access: yesAIP Advances, 2021
In this article, we present a permanent magnet dipole design with strong in-plane, open access magnetic field. The design starts with a Halbach structure.
Chun Li   +3 more
doaj   +1 more source

Manipulation of Magnetic Dipole Emission from Eu3+ with Mie-Resonant Dielectric Metasurfaces.

open access: yesNano letters (Print), 2019
Mie-resonant high-index dielectric nanoparticles and metasurfaces have been suggested as a viable platform for enhancing both electric and magnetic dipole transitions of fluorescent emitters.
A. Vaskin   +16 more
semanticscholar   +1 more source

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   +3 more sources

Lattice effect influence on the electric and magnetic dipole resonance overlap in a disk array [PDF]

open access: yesNanophotonics, 2018
Designing the shape of silicon nanoparticles has been shown to be an effective approach to increasing overlap between electric and magnetic dipole resonances thereby achieving directional scattering and decrease of reflection. Variations of disk diameter
Viktoriia E. Babicheva, J. Moloney
semanticscholar   +1 more source

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