Results 11 to 20 of about 198,490 (171)

Active magnetic cloaking with a dipole [PDF]

open access: yesAIP Advances, 2020
We theoretically propose and experimentally demonstrate an active quasi-static magnetic cloak enabled by a single magnetic dipole. The cloaking effect can be achieved by active cancelation of the background magnetic field using the magnetic dipole.
Xin Dai, Jincheng Jiang
openaire   +3 more sources

Comparative study on equivalent models calculating magnetic force between permanent magnets [PDF]

open access: yesJournal of Intelligent Manufacturing and Special Equipment, 2020
Purpose – An appropriate equivalent model is the key to the effective analysis of the system and structure in which permanent magnet takes part. At present, there are several equivalent models for calculating the interacting magnetic force between ...
Yuyang Zhang   +6 more
doaj   +1 more source

Tailoring Magnetic Dipole Emission by Broken-Symmetry TiO2 Metasurfaces [PDF]

open access: yesEPJ Web of Conferences, 2022
Strong magnetic dipole emission is offered by rare earth ions such as trivalent lanthanides, due to selection rule forbidden electric dipole (ED) transitions.
Bashiri Ayesheh   +4 more
doaj   +1 more source

Modelling the magnetic dipole [PDF]

open access: yesEuropean Journal of Physics, 2016
Three different models of a magnetic dipole, viz., a uniformly magnetised sphere, a circular current loop and a pair of fictitious magnetic charges, have been systematically analysed within the formalism based on the vector potential of the magnetic field.
Seleznyova, Kira   +2 more
openaire   +3 more sources

Effects of Barnett Magnetic Dipole–Dipole Interaction on Grain Growth and Destruction

open access: yesThe Astrophysical Journal, 2023
Rapidly spinning magnetic grains can acquire large magnetic dipole moments due to the Barnett effect. Here we study the new effect of Barnett magnetic dipole–dipole interaction on grain–grain collisions and grain growth, assuming that grains are spun up ...
Thiem Hoang, Bao Truong
doaj   +1 more source

A Novel Design Method of Magnetic Dipole Simulator With High Fitting Accuracy

open access: yesIEEE Access, 2022
Dipole approximation is a common simplified method in magnetic field research, which is widely used in magnetic anomaly detection, control of magnetic device and magnetic field experiment.
Yiding Wang   +5 more
doaj   +1 more source

Dipole–Dipole Interactions of Charged-Magnetic Grains [PDF]

open access: yesIEEE Transactions on Plasma Science, 2010
The interaction between dust grains is an important process in fields as diverse as planetesimal formation or the plasma processing of silicon wafers into computer chips. This interaction depends in large part on the material properties of the grains, for example whether the grains are conducting, non-conducting, ferrous or non-ferrous.
Perry, Jonathan D.   +2 more
openaire   +5 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

Magnetic Helicity and the Geodynamo

open access: yesFluids, 2021
We present theoretical and computational results in magnetohydrodynamic turbulence that we feel are essential to understanding the geodynamo. These results are based on a mathematical model that focuses on magnetohydrodynamic (MHD) turbulence, but ...
John V. Shebalin
doaj   +1 more source

Bidirectional Electromagnetically Induced Transparency Based on Coupling of Magnetic Dipole Modes in Amorphous Silicon Metasurface

open access: yesNanomaterials, 2021
A bidirectional electromagnetically induced transparency (EIT) arising from coupling of magnetic dipole modes is demonstrated numerically and experimentally based on nanoscale a-Si cuboid-bar metasurface.
Shuang Liu   +6 more
doaj   +1 more source

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