Results 51 to 60 of about 150 (139)

Spatially inhomogeneous inverse Faraday effect provides tunable nonthermal excitation of exchange dominated spin waves

open access: yesNanophotonics, Volume 13, Issue 3, Page 299-306, February 2024.
Abstract We demonstrate optical nonthermal excitation of exchange dominated spin waves of different orders in a magnetophotonic crystal. The magnetophotonic structure consists of a thin magnetic film and a Bragg stack of nonmagnetic layers to provide a proper nonuniform interference pattern of the inverse Faraday effect induced by light in the magnetic
Denis M. Krichevsky   +13 more
wiley   +1 more source

MAGNETO-OPTIC PROPERTIES AND OXIDATION/REDUCTION OF ULTRATHIN MAGNETIC FILMS: FE FILMS ON Pt(111)

open access: yesASEAN Journal on Science and Technology for Development, 2017
We have investigated magneto-optic properties of ultrathin Fe films grown on Pt(111) surfaces by using the in situ surface magneto-optic Kerr effect (SMOKE) and X-ray photoelectron spectroscopy (XPS).
T.-U. Nahm
doaj   +1 more source

Active angular tuning and switching of Brewster quasi bound states in the continuum in magneto-optic metasurfaces

open access: yesNanophotonics, 2021
Bound states in the continuum (BICs) emerge throughout physics as leaky/resonant modes that remain, however, highly localized. They have attracted much attention in photonics, and especially in metasurfaces.
Abujetas Diego R.   +4 more
doaj   +1 more source

Magneto-optic signatures in the gapped Dirac semimetal with mixed linear and parabolic dispersions of ZrTe5

open access: yesNew Journal of Physics, 2021
In this paper, we give a systematic theoretical study on the Landau levels (LLs) and magneto-optical conductivity Re( σ _αα ) in a gapped Dirac semimetal model with mixed linear and parabolic dispersions under a magnetic field, which was recently ...
Le You, Zi-Yue Zhang, Yi-Xiang Wang
doaj   +1 more source

Study on the spatial roll angle measurement based on magneto-optic modulation

open access: yesMATEC Web of Conferences, 2018
Faraday rotation angle formula for polarized light propagating in magneto-optic medium is investigated theoretically. Based on the Biot-Savart Law and Maxwell's equations, a calculation model for electromagnetic field in solenoid paraxial region is ...
Cai Wei   +3 more
doaj   +1 more source

Effect on Electron Structure and Magneto-Optic Property of Heavy W-Doped Anatase TiO2.

open access: yesPLoS ONE, 2015
The spin or nonspin state of electrons in W-doped anatase TiO2 is very difficult to judge experimentally because of characterization method limitations. Hence, the effect on the microscopic mechanism underlying the visible-light effect of W-doped anatase
Qingyu Hou   +4 more
doaj   +1 more source

Magneto-optic interferometric system: Exploring building blocks and subcircuits

open access: yesAIP Advances
Recent developments in the standardization of magnetic field generators have been considered for optoelectronic industrial-scale applications. In this work, a strategy to incorporate all optical components that can be used to implement a broad range of ...
N. Robert Bouda   +4 more
doaj   +1 more source

Zero loop-area Sagnac interferometer at oblique-incidence for detecting in-plane magneto-optic Kerr effect

open access: yesAIP Advances, 2017
We describe a zero loop-area Sagnac interferometer at oblique incidence for detecting magneto-optic Kerr effect arising from in-plane magnetization in a sample.
X. D. Zhu, Galina Malovichko
doaj   +1 more source

Optical Current Sensors for High Power Systems: A Review

open access: yesApplied Sciences, 2012
The intrinsic advantages of optical sensor technology are very appealing for high voltage applications and can become a valuable asset in a new generation of smart grids.
Ricardo M. Silva   +7 more
doaj   +1 more source

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