Results 41 to 50 of about 15,351,978 (310)

Faraday effect in composites [PDF]

open access: yesPhysical Review B, 1998
In this article, we study the Faraday effect in a binary composite consisting of a dielectric matrix with metallic inclusions. We first use the replica trick together with a variational method in order to compute the effective permittivity tensor (in the quasi-static limit) of this composite in a static magnetic field.
Barthelemy, M., Bergman, D. J.
openaire   +2 more sources

Spatially selective excitation of spin dynamics in magneto-photonic crystals by spectrally tunable ultrashort laser pulses

open access: yesNanophotonics, 2022
In this work, we tackle the problem of the spatially selective optical excitation of spin dynamics in structures with multiple magnetic layers. The 120 fs circularly polarized laser pulses were used to launch magnetization precession in an all-dielectric
Sylgacheva Daria A.   +8 more
doaj   +1 more source

Faraday Angle and Accuracy Measurement of Magneto-Optic Current Transmission Based on New Telluride Glass

open access: yesIEEE Photonics Journal, 2022
Two robust temperature-insensitive magneto-optical current sensor prototypes, based on double polarimetric processing schemes and single light way methods, were constructed using light reflection and light transition, respectively.
ShiYu Yin   +6 more
doaj   +1 more source

Strong transient magnetic fields induced by THz-driven plasmons in graphene disks

open access: yesNature Communications, 2023
Strong circularly polarized excitation opens up the possibility to generate and control effective magnetic fields in solid state systems, e.g., via the optical inverse Faraday effect or the phonon inverse Faraday effect.
Jeong Woo Han   +12 more
doaj   +1 more source

Measurement of the Verdet Constant of Polarization-Maintaining Air-Core Photonic Bandgap Fiber

open access: yesSensors, 2017
We propose a method based on the white-light interference technique for measuring the Verdet constant of a polarization-maintaining air-core photonic bandgap fiber (PM-PBF).
Ningfang Song   +4 more
doaj   +1 more source

Faraday Rotation in Pulsar Magnetosphere

open access: yes, 2011
The magnetosphere of a pulsar is composed of relativistic plasmas streaming along the magnetic field lines and corotating with the pulsar. We study the intrinsic Faraday rotation in the pulsar magnetosphere by critically examining the wave modes and the ...
Andrianov   +26 more
core   +1 more source

Magnetic field tomography, helical magnetic fields and Faraday depolarization [PDF]

open access: yes, 2014
Wide-band radio polarization observations offer the possibility to recover information about the magnetic fields in synchrotron sources, such as details of their three-dimensional configuration, that has previously been inaccessible.
Fletcher, Andrew, Horellou, Cathy
core   +2 more sources

Growth Parameters of Fully Crystallized YIG, Bi:YIG, and Ce:YIG Films With High Faraday Rotations

open access: yesIEEE Photonics Journal, 2014
We report on the growth of thin films of yttrium iron garnet (YIG) on dielectric substrates. Such films have historically been challenging to grow due to either cracking or incomplete crystallization of the films.
Andrew D. Block   +3 more
doaj   +1 more source

Faraday and Cotton-Mouton Effects of Helium at $\lambda = 1064$ nm

open access: yes, 2013
We present measurements of the Faraday and the Cotton-Mouton effects of helium gas at $\lambda =~1064$\,nm. Our apparatus is based on an up-to-date resonant optical cavity coupled to longitudinal and transverse magnetic fields.
Battesti, Remy   +5 more
core   +2 more sources

Circular and linear magnetic birefringences in xenon at $\lambda = 1064$ nm [PDF]

open access: yes, 2015
The circular and linear magnetic birefringences corresponding to the Faraday and the Cotton-Mouton effects, respectively, have been measured in xenon at $\lambda = 1064$ nm.
Agathe Cadène   +7 more
core   +3 more sources

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