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Related papers: Microwave magnetochiral effect in Cu2OSeO3

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We study the magneto response with non-conserved currents in Holography. Non-conserved currents are dual to massive vector fields in AdS. We introduce the mass in a gauge invariant way via the St\"uckelberg mechanism. In particular we find…

High Energy Physics - Theory · Physics 2014-12-17 Amadeo Jimenez-Alba , Karl Landsteiner , Luis Melgar

The DC transport properties of and the radio-frequency (RF) wave absorption (at 1.33 MHz) in a ceramic sample of La_{0.5}Sr_{0.5}CoO_{3-\delta} are measured. The Curie temperature, T_{c}, of the sample is about 250 K. A giant negative…

Anomalous polarization characteristics of magnetic resonance in CuGeO3 doped with 2% of Co impurity are reported. For the Faraday geometry this mode is damped for the microwave field Bw aligned along a certain crystallographic direction…

Strongly Correlated Electrons · Physics 2007-05-23 S. V. Demishev , A. V. Semeno , H. Ohta , S. Okubo , I. E. Tarasenko , T. V. Ishchenko , N. E. Sluchanko

We report on magneto-oscillations in differential resistivity of a two-dimensional electron system subject to intense microwave radiation. The period of these oscillations is determined not only by microwave frequency but also by its…

Mesoscale and Nanoscale Physics · Physics 2010-05-31 M. Khodas , H. -S. Chiang , A. T. Hatke , M. A. Zudov , M. G. Vavilov , L. N. Pfeiffer , K. W. West

We report an observation of magnetooscillations of the microwave power transmitted through the high mobility two-dimensional electron system hosted by a GaAs quantum well. The oscillations reflect an enhanced absorption of radiation at high…

Mesoscale and Nanoscale Physics · Physics 2021-02-10 M. L. Savchenko , A. Shuvaev , I. A. Dmitriev , A. A. Bykov , A. K. Bakarov , Z. D. Kvon , A. Pimenov

The effect of microwave radiation on low-temperature electron magnetotransport in a square antidot lattice with a period of d = 0.8 micrometer based on a GaAs quantum well with two occupied energy subbands E1 and E2 is investigated. It is…

Mesoscale and Nanoscale Physics · Physics 2021-01-07 A. A. Bykov , I. S. Strygin , A. V. Goran , E. E. Rodyakina , D. V. Nomokonov , I. V. Marchishin , S. Abedi , S. A. Vitkalov

We propose using a single magneto-dielectric microsphere as a device for enhancing the transverse Faraday effect at multiple wavelengths at the same time. Although the diameter of the sphere can be $<1$ $\mu$m, the numerically predicted…

Optics · Physics 2014-05-07 Ivan S. Maksymov , Mikhail Kostylev

Antiferromagnetic and magnetoelectric Cr2O3-surfaces strongly affect the electronic properties in half metallic CrO2. We show the presence of a Cr2O3 surface layer on CrO3 grains by high-resolution transmission electron microscopy. The…

Strongly Correlated Electrons · Physics 2016-08-14 A. Bajpai , P. Borisov , S. Gorantla , R. Klingeler , J. Thomas , T. Gemming , W. Kleemann , B. Büchner

The coexisting magnetic and ferroelectric orders in multiferroic materials give rise to a handful of novel magnetoelectric phenomena, such as the absorption difference for the opposite propagation directions of light called the…

Symmetry informed diffraction patterns for magnetically ordered MnF2 illuminated by x-rays tuned in energy to a Mn atomic resonance depend on circular polarization in the primary beam. The change in intensity of a Bragg spot with a change…

Strongly Correlated Electrons · Physics 2025-11-19 Stephen W. Lovesey

The chiral components in the magnetic order in multiferroic MnWO4 have been studied by neutron diffraction using spherical polarization analysis as a function of temperature and of external electric field. We show that sufficiently close to…

Strongly Correlated Electrons · Physics 2009-07-31 T. Finger , D. Senff , K. Schmalzl , W. Schmidt , L. P. Regnault , P. Becker , L. Bohaty , M. Braden

We show that electron transport in a ballistic microchannel supporting both propagating and reflected modes can be completely blocked by applying a microwave electromagnetic field. The effect is due to resonant reflection caused by multiple…

Condensed Matter · Physics 2009-10-28 L. Y. Gorelik , M. Jonson , R. I. Shekhter

Microwave-induced nonlinear magnetoresistance in a dc-driven two-dimensional electron system is examined using a multi-photon-assisted transport scheme direct controlled by the current. It is shown that near the 2nd subharmonic of the…

Mesoscale and Nanoscale Physics · Physics 2009-03-12 X. L. Lei

We predict unidirectional magnetoresistance effects arising in a bilayer composed of a nonmagnetic metal and a ferromagnetic insulator, whereby both longitudinal and transverse resistances vary when the direction of the applied electric…

Mesoscale and Nanoscale Physics · Physics 2025-03-10 M. Mehraeen , Pengtao Shen , Steven S. -L. Zhang

We report on magnetotransport measurements in a two-dimensional (2D) electron gas subject to subterahertz radiation in the regime where Shubnikov-de Haas oscillations (SdHO) and microwave-induced resistance oscillations (MIRO) coexist over…

Mesoscale and Nanoscale Physics · Physics 2015-11-19 Q. Shi , P. D. Martin , A. T. Hatke , M. A. Zudov , J. D. Watson , G. C. Gardner , M. J. Manfra , L. N. Pfeiffer , K. W. West

Magnetoelectrics with ultra-low symmetry and spin-orbit coupling are well known to display a number of remarkable properties including nonreciprocal directional dichroism. As a polar and chiral magnet, Ni$_3$TeO$_6$ is predicted to host…

The phonon magnetochiral effect (MChE) is the nonreciprocal acoustic and thermal transports of phonons caused by the simultaneous breaking of the mirror and time-reversal symmetries. So far, the phonon MChE has been observed only in a…

Materials Science · Physics 2023-05-01 T. Nomura , X. -X. Zhang , R. Takagi , K. Karube , A. Kikkawa , Y. Taguchi , Y. Tokura , S. Zherlitsyn , Y. Kohama , S. Seki

Cd3As2 is a newly booming Dirac semimetal with linear dispersion along all three momentum directions and can be viewed as 3D analog of graphene. As breaking of either time reversal symmetry or spatial inversion symmetry, the Dirac semimetal…

Mesoscale and Nanoscale Physics · Physics 2015-12-21 Cai-Zhen Li , Li-Xian Wang , Haiwen Liu , Jian Wang , Zhi-Min Liao , Da-Peng Yu

Extrinsic multiferroic hybrid structures consisting of ferromagnetic and ferroelectric layers elastically coupled to each other are promising due to their robust magnetoelectric effects even at room temperature. For a quantitative analysis…

Materials Science · Physics 2013-01-16 Stephan Gepraegs , Matthias Opel , Sebastian T. B. Goennenwein , Rudolf Gross

We present a detailed theoretical investigation on the radiation induced giant magnetoresistance oscillations recently discovered in high-mobility two-dimensional electron gas. Electron interactions with impurities, transverse and…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 X. L. Lei