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Related papers: Spin convertance at magnetic interfaces

200 papers

Coulomb drag between two quantum wires is exponentially sensitive to the mismatch of their electronic densities. The application of a magnetic field can compensate this mismatch for electrons of opposite spin directions in different wires.…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 M. Pustilnik , E. G. Mishchenko , O. A. Starykh

Manipulation of directional magnon propagation, known as magnon spin current, is essential for developing magnonic memory and logic devices featuring nonvolatile functionalities and ultralow power consumption. Magnon spin current can…

Mesoscale and Nanoscale Physics · Physics 2025-08-04 Kaili Li , Lei Wang , Yu Wang , Yuanjun Guo , Shuping Lv , Yuewei He , Weiwei Lin , Tai Min , Shaojie Hu , Sen Yang , Dezhen Xue , Aqun Zheng , Shuming Yang , Xiangdong Ding

Magnetically ordered, electrically insulating materials pave the way towards novel spintronic devices. In these materials the flow of magnetic excitations such as magnons results in pure spin currents. These spin currents can be driven by…

Applied Physics · Physics 2017-12-25 Matthias Althammer , Sebastian T. B. Goennenwein , Rudolf Gross

We experimentally investigate electron transport through the interface between a permalloy ferromagnet and the edge of a two-dimensional electron system with strong Rashba-type spin-orbit coupling. We observe strongly non-linear transport…

Mesoscale and Nanoscale Physics · Physics 2014-03-04 A. Kononov , S. V. Egorov , G. Biasiol , L. Sorba , E. V. Deviatov

We present tight-binding calculations of the spin torque in non-collinear magnetic tunnel junctions based on the non-equilibrium Green functions approach. We have calculated the spin torque via the effective local magnetic moment approach…

Other Condensed Matter · Physics 2007-05-23 A. Kalitsov , I. Theodonis , N. Kioussis , M. Chshiev , W. H. Butler , A. Vedyayev

We present a theory of the spin Hall magnetoresistance of metals in contact with magnetic insulators. We express the spin-mixing conductances, which govern the phenomenology of the effect, in terms of the microscopic parameters of the…

Mesoscale and Nanoscale Physics · Physics 2019-10-02 X. P. Zhang , F. S. Bergeret , V. N. Golovach

Spatially varying magnetic textures can exhibit electric-current-induced dynamics as a result of the spin-transfer torque effect. When such a magnetic system is electrically driven, an electric field is generated, which is called the…

Strongly Correlated Electrons · Physics 2023-11-27 S. Furuta , S. H. Moody , K. Kado , W. Koshibae , F. Kagawa

We study a bilayer structure consisting of an antiferromagnetic insulator and a normal metal. An electron current is driven in the normal metal with direction parallel to the interface between the materials. Due to interfacial exchange…

Mesoscale and Nanoscale Physics · Physics 2022-06-01 Eirik Erlandsen , Asle Sudbø

The spin-orbit interaction is frequently the mechanism by which spin and charge are coupled for spintronic applications. The discovery of spin, a century ago, relied on spin-charge coupling by a magnetic field gradient; this mechanism has…

Mesoscale and Nanoscale Physics · Physics 2023-08-01 Nicholas J. Harmon , Emma Z. Kurth , Dana Coleman , Lana Flanigan

We show that resonant coupling and entanglement between a mechanical resonator and majorana bound states can be achieved via spin currents in a 1D quantum wire with strong spin-orbit interactions. The bound states induced by vibrating and…

Mesoscale and Nanoscale Physics · Physics 2014-03-20 Alexey A. Kovalev , Amrit De , Kirill Shtengel

We consider thermoelectric transport properties of the edge states of a two dimensional topological insulator in a double quantum point contact geometry coupled to two thermally biased reservoirs. Both spin-preserving and spin-flipping…

Mesoscale and Nanoscale Physics · Physics 2016-04-13 Flavio Ronetti , Luca Vannucci , Giacomo Dolcetto , Matteo Carrega , Maura Sassetti

According to the spin-torque model, current-driven magnetic dynamics in ferromagnetic multilayers is determined by the transfer of electron spin perpendicular to the layers' magnetizations. By separating the largest contributions to the…

Materials Science · Physics 2007-05-23 S. Urazhdin

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

The dynamic coupling between spin and charge currents in non-magnetic conductors is considered. As a consequence of this coupling, the spin dynamics is directly reflected in the electrical impedance of the sample, with a relevant frequency…

Mesoscale and Nanoscale Physics · Physics 2019-08-14 P. S. Alekseev , M. I. Dyakonov

We generalize magnetoelectronic circuit theory to account for spin transfer to and from the atomic lattice via interfacial spin-orbit coupling. This enables a proper treatment of spin transport at interfaces between a ferromagnet and a…

Mesoscale and Nanoscale Physics · Physics 2016-09-21 V. P. Amin , M. D. Stiles

Effects of an incoming spin-polarized current on a magnetic moment are explored. We found that the spin torque occurs only when the incoming spin changes as a function of time inside of the magnetic film. This implies that some…

Materials Science · Physics 2007-05-23 Wonkee Kim , F. Marsiglio

The use of graphene in spintronic devices is contingent on its ability to convert a spin current into a charge current. We have systematically investigated the spin pumping induced spin-to-charge current conversion at the Graphene/FM…

Mesoscale and Nanoscale Physics · Physics 2024-05-28 Mahammad Tahir , Subhakanta Das , Mukul Gupta , Rohit Medwal , Soumik Mukhopadhyay

Pure spin currents transport angular momentum without an associated charge flow. This unique property makes them attractive for spintronics applications, such as torque induced magnetization control in nanodevices that can be used for…

Spin Hall effect and its inverse provide essential means to convert charge to spin currents and vice versa, which serve as a primary function for spintronic phenomena such as the spin-torque ferromagnetic resonance and the spin Seebeck…

Mesoscale and Nanoscale Physics · Physics 2015-11-03 Yasuhiro Niimi , YoshiChika Otani

The interplay between spin, charge, and orbital degrees of freedom has led to the development of spintronic devices like spin-torque oscillators, spin-logic devices, and spin-transfer torque magnetic random-access memories. In this…