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Related papers: Inverse Faraday effect in 3d, 4d, and 5d transitio…

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We analyze the contribution of the inhomogeneous magnetic field induced by an electrical current to the spin Hall effect in metals. The Zeeman coupling between the field and the electron spin leads to a spin dependent force, and to spin…

Mesoscale and Nanoscale Physics · Physics 2020-03-18 A. Hernando , F. Guinea , M. A. Garcia

We study the influence of the configuration of the majority and minority spin subbands of electron spectra on the properties of atomic-scaled superconductor-ferromagnet S-F-S and F-S-F hybrid structures. At low temperatures, the S/F/S…

Superconductivity · Physics 2015-05-13 Xavier Montiel , Daria Gusakova , Michel Daumens , Alexandre I. Buzdin

We carry out first-principles calculations which demonstrate the importance of spin-flip transitions for the intrinsic anomalous Hall conductivity of ordered FePt alloys. We show the such transitions get enhanced by large spin-orbit…

Mesoscale and Nanoscale Physics · Physics 2010-09-17 Hongbin Zhang , Frank Freimuth , Stefan Blugel , Ivo Souza , Yuriy Mokrousov

We study the multifractality (MF) of critical wave functions at boundaries and corners at the metal-insulator transition (MIT) for noninteracting electrons in the two-dimensional (2D) spin-orbit (symplectic) universality class. We find that…

Disordered Systems and Neural Networks · Physics 2007-05-23 H. Obuse , A. R. Subramaniam , A. Furusaki , I. A. Gruzberg , A. W. W. Ludwig

We use time-resolved Faraday rotation to measure coherent spin dynamics in colloidal CdSe quantum dots charged in an electrochemical cell at room temperature. Filling of the 1Se electron level is demonstrated by the bleaching of the…

Other Condensed Matter · Physics 2007-05-23 N. P. Stern , M. Poggio , M. H. Bartl , E. L. Hu , G. D. Stucky , D. D. Awschalom

The Imbert-Fedorov (IF) shift is the transverse shift of a beam at a surface or an interface. It is a manifestation of the three-component Berry curvature in three dimensions, and has been studied in optical systems and Weyl semimetals.…

Mesoscale and Nanoscale Physics · Physics 2019-04-10 Yi-Ru Hao , Luyang Wang , Dao-Xin Yao

The advent of black phosphorus field-effect transistors (FETs) has brought new possibilities in the study of two-dimensional (2D) electron systems. In a black phosphorus FET, the gate induces highly anisotropic 2D electron and hole gases.…

Nowadays, dielectric nanophotonics enables almost lossless resonant interaction between light and matter at the nanoscale. We show both theoretically and by electromagnetic simulations, that the peculiar nature of Mie-resonance induced…

Conversion of spin to charge current was observed in SrTiO3 doped with Nd (Nd:STO), which exhibited a metallic behavior even with low concentration doping. The obvious variation of DC voltages for Py/Nd:STO, obtained by inverting the spin…

Materials Science · Physics 2017-12-18 Qiuru Wang , Wenxu Zhang , Bin Peng , Wanli Zhang

The influence of correlation effects on the orbital moments for transition metals and their alloys is studied by first-principle relativistic Density Functional Theory in combination with the Dynamical Mean-Field Theory. In contrast to the…

Strongly Correlated Electrons · Physics 2009-11-13 S. Chadov , J. Minár , M. I. Katsnelson , H. Ebert , D. Ködderitzsch , A. I. Lichtenstein

The theory of inter-spin-subband electric dipole spin resonance in transition metal dichalcogenide heterobilayers is proposed. Our symmetry analysis demonstrates that, in contrast to monolayers, the reduced symmetry of heterobilayers…

Mesoscale and Nanoscale Physics · Physics 2026-05-21 K. K. Grigoryan , M. M. Glazov

Spin Seebeck effect (SSE) refers to the creation of spin currents due to a temperature gradient in the magnetic materials or across magnet-normal metal interfaces, which can be electrically detected through the inverse spin Hall effect…

The Fe electronic structure and magnetism in (i) monoclinic Ca$_2$FeReO$_6$ with a metal-insulator transition at $T_{MI} \sim 140$ K and (ii) quasi-cubic half-metallic Ba$_2$FeReO$_6$ ceramic double perovskites are probed by soft x-ray…

Strongly Correlated Electrons · Physics 2019-05-14 E. Granado , J. C. Cezar , C. Azimonte , J. Gopalakrishnan , K. Ramesha

Iron-chalcogenide superconductors display rich phenomena caused by orbital-dependent band shifts and electronic correlations. Additionally, they are potential candidates for topological superconductivity due to the band inversion between…

We report on the observation of the linear anomalous Hall effect (AHE) in the nonmagnetic Weyl semimetal TaIrTe4. This is achieved by applying a direct current Idc and an alternating current Iac (Iac<<Idc) in TaIrTe4, where the former…

Mesoscale and Nanoscale Physics · Physics 2024-12-05 An-Qi Wang , Dong Li , Tong-Yang Zhao , Xing-Yu Liu , Jiantian Zhang , Xin Liao , Qing Yin , Zhen-Cun Pan , Peng Yu , Zhi-Min Liao

Temperature- and frequency-dependent infrared spectroscopy identifies two contributions to the electronic properties of the magnetic kagome metal Fe$_3$Sn$_2$: two-dimensional Dirac fermions and strongly correlated flat bands. The interband…

Strongly Correlated Electrons · Physics 2020-08-25 A. Biswas , O. Iakutkina , Q. Wang , H. C. Lei , M. Dressel , E. Uykur

Time-resolved Faraday rotation is used to measure the coherent electron spin precession in a GaAs/InGaAs quantum well below an interdigitated magnetized Fe grating. We show that the electron spin precession frequency can be modified by…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 L. Meier , G. Salis , C. Ellenberger , E. Gini , K. Ensslin

Symmetry, dimensionality, and interaction are crucial ingredients for phase transitions and quantum states of matter. As a prominent example, the integer quantum Hall effect (QHE) represents a topological phase generally regarded as…

We have measured the magnetic properties of a mixed valency iron phosphate. It presents an original structure with crossed chains containing Fe II and orthogonal to the longest direction of the crystallites. Microstructural investigations…

Materials Science · Physics 2015-05-19 Laure Adam , Alain Pautrat , Olivier Perez , Philippe Boullay

The rapidly evolving utilization of spin Hall effect (SHE) arising from spin-orbit coupling in 5d transition metals and alloys have made giant strides in the development of designing low-power, robust and non-volatile magnetic memory.…

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