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Related papers: Current heating induced spin Seebeck effect

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As a non-magnetic heavy metal is attached to a ferromagnet, a vertically flowing heat-driven spin current is converted to a transverse electric voltage, which is known as the longitudinal spin Seebeck effect (SSE). If the ferromagnet is a…

Mesoscale and Nanoscale Physics · Physics 2015-06-23 Yadong Xu , Bowen Yang , Chi Tang , Zilong Jiang , Michael Schneider , Renu Whig , Jing Shi

Using a simplified microscopic model of coupled spin and lattice excitations in a ferromagnetic insulator we evaluate the magnetic-field dependence of the spin Seebeck effect at low temperatures. The model includes Heisenberg exchange…

Mesoscale and Nanoscale Physics · Physics 2021-01-20 Rico Schmidt , Piet W. Brouwer

We propose a new type of the spin Seebeck effect (SSE) emerging from the Rashba spin-orbit coupling in asymmetric four-terminal electron systems. This system generates spin currents or spin voltages along the longitudinal direction parallel…

Mesoscale and Nanoscale Physics · Physics 2016-02-11 Jun Zhou , Biao Wang , Mengjie Li , Tsuneyoshi Nakayama , Baowen Li

The interplay between spin and heat currents at magnetic insulator|nonmagnetic metal interfaces has been a subject of much scrutiny because of both fundamental physics and the promise for technological applications. While ferrimagnetic and,…

Mesoscale and Nanoscale Physics · Physics 2019-06-13 Benedetta Flebus , Yaroslav Tserkovnyak , Gregory A. Fiete

We theoretically consider the spin Seebeck effect, the charge Seebeck coefficient, and the thermoelectric figure of merit in superconducting hybrid structures including either magnetic textures or intrinsic spin-orbit coupling. We…

Mesoscale and Nanoscale Physics · Physics 2017-02-01 Marianne Etzelmüller Bathen , Jacob Linder

A microwave technique is employed to simultaneously examine the spin pumping and the spin Seebeck effect processes in a YIG|Pt bilayer system. The experimental results show that for these two processes, the spin current flows in opposite…

We performed measurements of Py/Cu and Py/Ag lateral spin valves as function of injection current direction and magnitude. Above a 'critical' current, there is an unexpected dependence of spin injection on current direction. Positive…

Mesoscale and Nanoscale Physics · Physics 2018-11-16 Mikhail Erekhinsky , Fèlix Casanova , Ivan K. Schuller , Amos Sharoni

In recent years, new spin-dependent thermal effects have been discovered in ferromagnets, stimulating a growing interest in spin caloritronics, a field that exploits the interaction between spin and heat currents. Amongst the most…

Mesoscale and Nanoscale Physics · Physics 2018-04-26 Juan F. Sierra , Ingmar Neumann , Jo Cuppens , Bart Raes , Marius V. Costache , Sergio O. Valenzuela

The abilities to inject and detect spin carriers are fundamental for research on transport and manipulation of spin information. Pure electronic spin currents have been recently studied in nanoscale electronic devices using a non-local…

Mesoscale and Nanoscale Physics · Physics 2012-09-25 I. J. Vera-Marun , V. Ranjan , B. J. van Wees

The magnetic field which induced by the thermo-electric current in metals was detected and measured using of a flux-gate magnetometer. It is shown that the application of a temperature gradient on a metal rod gives rise to a circulating…

General Physics · Physics 2014-03-11 B. V. Vasiliev

In this work, we study the conductance and the thermoelectric properties of a quantum dot embedded between two metallic leads with a side-coupled triple quantum dot molecule under a magnetic field. We focus on the spin polarization and…

Mesoscale and Nanoscale Physics · Physics 2017-10-16 J. P. Ramos-Andrade , F. J. Peña , A. González , O. Ávalos-Ovando , P. A. Orellana

A thermal gradient as the driving force for spin currents plays a key role in spin caloritronics. In this field the spin Seebeck effect (SSE) is of major interest and was investigated in terms of in-plane thermal gradients inducing…

We investigate spin transport by thermally excited spin waves in an antiferromagnetic insulator. Starting from a stochastic Landau-Lifshitz-Gilbert phenomenology, we obtain the out-of-equilibrium spin-wave properties. In linear response to…

Mesoscale and Nanoscale Physics · Physics 2018-11-05 Scott A. Bender , Hans Skarsvåg , Arne Brataas , Rembert A. Duine

Using a three-current model for heat, spin-up and spin-down electrons, the thermodynamics of irreversible processes predicts that a temperature gradient gives rise to a spin current under the conditions used to measure what is called the…

Mesoscale and Nanoscale Physics · Physics 2010-11-11 Sylvain D. Brechet , Jean-Philippe Ansermet

Just as electronic shot noise in driven conductors results from the granularity of charge and the statistical variation in the arrival times of charge carriers, there are predictions for fundamental noise in magnon currents due to angular…

Mesoscale and Nanoscale Physics · Physics 2024-03-18 Renjie Luo , Xuanhan Zhao , Tanner J. Legvold , Liyang Chen , Changjiang Liu , Deshun Hong , Anand Bhattacharya , Douglas Natelson

Thermoelectric conversion using Seebeck effect for generation of electricity is becoming an indispensable technology for energy harvesting and smart thermal management. Recently, the spin-driven thermoelectric effects (STEs), which employ…

Spin caloritronics studies the interplay between charge-, heat- and spin-currents, which are initiated by temperature gradients in magnetic nanostructures. A plethora of new phenomena has been discovered that promises, e.g., to make wasted…

In spin caloritronics, a branch of spintronics, the spin degree of freedom is exploited for thermoelectric conversion and thermal transport. Since the inception of spin caloritronics, many experimental and theoretical studies have focused…

Materials Science · Physics 2021-11-04 Ken-ichi Uchida , Ryo Iguchi

Using thermal tensor-network approach, we investigate the spin Seebeck effect (SSE) of the triangular-lattice quantum antiferromagnet hosting spin supersolid phase. We focus on the low-temperature scaling behaviors of the normalized spin…

Strongly Correlated Electrons · Physics 2025-12-17 Yuan Gao , Yixuan Huang , Sadamichi Maekawa , Wei Li

We evaluated the thermoelectric properties of longitudinal spin Seebeck devices by using ten different transition metals (TMs). Both the intensity and sign of spin Seebeck coefficients were noticeably dependent on the degree of the inverse…

Materials Science · Physics 2014-08-14 M. Ishida , A. Kirihara , H. Someya , K. Uchida , S. Kohmoto , E. Saitoh , T. Murakami