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Related papers: Transport between metals and magnetic insulators

200 papers

We theoretically investigate laser-induced spin transport in metallic magnetic heterostructures using an effective spin transport description that treats itinerant electrons and thermal magnons on an equal footing. Electron-magnon…

Mesoscale and Nanoscale Physics · Physics 2022-04-27 Maarten Beens , Rembert A. Duine , Bert Koopmans

In this note we summarize our recent results for the temperature dependence of transport coefficients of metallic films in the presence of spin-orbit coupling. Our focus is on (i) the spin Nernst and the thermal Edelstein effects, and (ii)…

Mesoscale and Nanoscale Physics · Physics 2016-09-05 U. Eckern , C. Gorini , R. Raimondi , S. Tölle

Based on the solution of the stochastic Landau-Lifshitz-Gilbert equation discretized for a ferromagnetic chain subject to a uniform temperature gradient, we present a detailed numerical study of the spin dynamics with a focus particularly…

Materials Science · Physics 2014-07-15 S. R. Etesami , L. Chotorlishvili , A. Sukhov , J. Berakdar

We predict that the magnetization direction of a ferromagnet can be reversed by the spin-transfer torque accompanying spin-polarized thermoelectric heat currents. We illustrate the concept by applying a finite-element theory of…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 Moosa Hatami , Gerrit E. W. Bauer , Qinfang Zhang , Paul J. Kelly

We investigate the spin injection and the spin transport in paramagnetic insulators described by simple Heisenberg interactions using auxiliary particle methods. Some of these methods allow access to both paramagnetic states above magnetic…

Strongly Correlated Electrons · Physics 2016-02-23 Satoshi Okamoto

We present the linear response matrix for a sliding domain wall in a rotatable magnetic nanowire, which is driven out of equilibrium by temperature and voltage bias, mechanical torque, and magnetic field. An expression for heat-current…

Mesoscale and Nanoscale Physics · Physics 2015-05-14 Gerrit E. W. Bauer , Stefan Bretzel , Arne Brataas , Yaroslav Tserkovnyak

A theoretical proposal for realizing and detecting spin supercurrent in an isotropic antiferromagnetic insulator is reported. Superfluid spin transport is achieved by inserting the antiferromagnet between two metallic reservoirs and…

Mesoscale and Nanoscale Physics · Physics 2015-06-19 So Takei , Bertrand I. Halperin , Amir Yacoby , Yaroslav Tserkovnyak

Motivated by experimental work showing enhancement of spin transport between Yttrium Iron Garnet and Platinum by a thin antiferromagnetic insulator between them, we consider spin transport through the interface of a non-magnetic metal and…

Mesoscale and Nanoscale Physics · Physics 2024-03-29 Mahsa Seyed Heydari , Wolfgang Belzig , Niklas Rohling

The spin Seebeck effect is a spin-motive force generated by a temperature gradient in a ferromagnet that can be detected via normal metal contacts through the inverse spin Hall effect [K. Uchida {\it et al.}, Nature {\bf 455}, 778-781…

Materials Science · Physics 2010-09-07 Jiang Xiao , Gerrit E. W. Bauer , Ken-ichi Uchida , Eiji Saitoh , Sadamichi Maekawa

We formulate a scattering theory of polarization and heat transport through a ballistic ferroelectric point contact. We predict a polarization current under either an electric field or a temperature difference that depends strongly on the…

Mesoscale and Nanoscale Physics · Physics 2025-07-03 Ping Tang , Ryo Iguchi , Ken-ichi Uchida , Gerrit E. W. Bauer

Motivated by recent experiments measuring the spin transport in ultracold unitary atomic Fermi gases (Sommer et al., 2011; Sommer et al., 2011), we explore the theory of spin and heat transport in a three-dimensional spin-polarized atomic…

Quantum Gases · Physics 2012-11-09 Hyungwon Kim , David A. Huse

We generalize the two-temperature model [Sanders and Walton, Phys. Rev. B, 15, 1489 (1977)] for coupled phonon-magnon diffusion to include the effect of the concurrent magnetization flow. Working within the framework of Boltzmann transport…

Mesoscale and Nanoscale Physics · Physics 2014-07-16 Bolin Liao , Jiawei Zhou , Gang Chen

We present a theoretical investigation of anisotropic superconducting spin transport at a magnetic interface between a p-wave superconductor and a ferromagnetic insulator. Our formulation describes the ferromagnetic resonance modulations…

Superconductivity · Physics 2022-10-18 Yuya Ominato , Ai Yamakage , Mamoru Matsuo

Anomalous magnetothermal effects are discussed in the spin-1/2 Heisenberg chain. The energy current is related to one of the non-trivial conserved quantities underlying integrability and therefore both the diagonal and off diagonal…

Statistical Mechanics · Physics 2015-06-24 Kazumitsu Sakai , Andreas Klumper

Spin transfer torque and spin pumping are central reciprocal phenomena in spintronics. These phenomena occur in hybrid systems of normal metals and magnets. Spin transfer is the conversion of spin currents in metals to a torque on the…

Mesoscale and Nanoscale Physics · Physics 2022-08-17 Arne Brataas

We investigate the spin transport properties of a topological magnon insulator, a magnetic insulator characterized by topologically nontrivial bulk magnon bands and protected magnon edge modes located in the bulk band gaps. Employing the…

Mesoscale and Nanoscale Physics · Physics 2018-02-21 Andreas Rückriegel , Arne Brataas , Rembert A. Duine

Motivated by recent experiments on spin pumping from a ferromagnet into organic materials in which the charge transport is due to hopping, we study theoretically the generation and propagation of spin current in a hopping insulator. Unlike…

Mesoscale and Nanoscale Physics · Physics 2016-02-05 Z. Yue , D. A. Pesin , M. E. Raikh

We investigate the Thomson-Onsager relation between the spin-dependent Seebeck and spin-dependent Peltier effect. To maintain identical device and measurement conditions we measure both effects in a single…

Mesoscale and Nanoscale Physics · Physics 2014-11-19 F. K. Dejene , J. Flipse , B. J. van Wees

Spin dependent transport in a ferromagnet/superconductor/ferromagnet single electron transistor is studied theoretically with spin accumulation, spin relaxation, gap suppression, and charging effects taken into account. A strong dependence…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 J. Johansson , V. Korenivski , D. B. Haviland , A. Brataas

We suggest an approach to account for spatial (composition) and thermal fluctuations in "disordered" magnetic models (e.g. Heisenberg, Ising) with given spatial dependence of magnetic spin-spin interaction. Our approach is based on…

Disordered Systems and Neural Networks · Physics 2016-08-16 Yu. G. Semenov , V. A. Stephanovich