English
Related papers

Related papers: Ferroic collinear multilayer magnon spin valve

200 papers

We investigate the generation of magnonic thermal spin currents and their mode selective spin transport across interfaces in insulating, compensated ferrimagnet/normal metal bilayer systems. The spin Seebeck effect signal exhibits a…

In ferromagnetic metals, the interconversion of spin and charge currents via the spin Hall effect and its inverse can depend on the angle between the ferromagnets magnetization and the spin current polarization direction. Here, such a…

Materials Science · Physics 2019-03-27 Joel Cramer , Andrew Ross , Samridh Jaiswal , Lorenzo Baldrati , Romain Lebrun , Mathias Kläui

A diode, a device allowing unidirectional signal transmission, is a fundamental element of logic structures and lies in the heart of modern information systems. Spin wave or magnon, representing a collective quasi-particle excitation of the…

Materials Science · Physics 2016-01-06 Jin Lan , Weichao Yu , Ruqian Wu , Jiang Xiao

Angular momentum transport in magnetic multilayered structures plays a central role in spintronic physics and devices. The angular momentum currents or spin currents are carried by either quasi-particles such as electrons and magnons, or by…

Materials Science · Physics 2025-08-04 Kai Chen , Weiwei Lin , C. L. Chien , Shufeng Zhang

We propose and describe a magnetic NanoFabric which provides a route to building reconfigurable spin-based logic circuits compatible with conventional electron-based devices. A distinctive feature of the proposed NanoFabric is that a bit of…

Other Condensed Matter · Physics 2009-11-13 Alexander Khitun , Mingqiang Bao , Kang L. Wang

Wave-based data processing by spin waves and their quanta, magnons, is a promising technique to overcome the challenges which CMOS-based logic networks are facing nowadays. The advantage of these quasi-particles lies in their potential for…

We present new mechanism for manipulation of the spin-wave amplitude through the use of the dynamic charge-mediated magnetoelectric effect in ultrathin multilayers composed of dielectric thin-film capacitors separated by a ferromagnetic…

Mesoscale and Nanoscale Physics · Physics 2020-01-22 Piotr Graczyk , Maciej Krawczyk

Spin waves in insulating magnets are ideal carriers for spin currents with low energy dissipation. An electric field can modify the dispersion of spin waves, by directly affecting, via spin-orbit coupling, the electrons that mediate the…

Mesoscale and Nanoscale Physics · Physics 2015-05-27 Tianyu Liu , G. Vignale

Active manipulation of spin waves is essential for the development of magnon-based technologies. Here, we demonstrate programmable spin-wave filtering by resetting the spin structure of a pinned 90$^\circ$ N\'{e}el domain wall in a…

The spin absorption process in a ferromagnetic material depends on the spin orientation relativelyto the magnetization. Using a ferromagnet to absorb the pure spin current created within a lateralspin-valve, we evidence and quantify a…

Carbon-based molecular semiconductors are explored for application in spintronics because their small spin-orbit coupling promises long spin life times. We calculate the electronic transport from first principles through spin valves…

Mesoscale and Nanoscale Physics · Physics 2015-06-23 Deniz Çakır , Diana M. Otálvaro , Geert Brocks

A longstanding goal of research in semiconductor spintronics is the ability to inject, modulate, and detect electron spin in a single device. A simple prototype consists of a lateral semiconductor channel with two ferromagnetic contacts,…

Nonlinear devices, such as transistors, enable contemporary computing technologies. We theoretically investigate nonlinear effects, bearing a high fundamental scientific and technical relevance, in magnonics with emphasis on…

Mesoscale and Nanoscale Physics · Physics 2022-10-21 Morten Amundsen , Irina V. Bobkova , Akashdeep Kamra

Spin waves, the collective excitations of the magnetic order parameter, and magnons, the associated quasiparticles, are envisioned as possible data carriers in future wave-based computing architectures. On the road towards spin-wave…

The key physics of the spin valve involves spin-polarized conduction electrons propagating between two magnetic layers such that the device conductance is controlled by the relative magnetization orientation of two magnetic layers. Here, we…

Mesoscale and Nanoscale Physics · Physics 2018-04-04 H. Wu , L. Huang , C. Fang , B. S. Yang , C. H. Wan , G. Q. Yu , J. F. Feng , H. X. Wei , X. F. Han

The material dependence of hot electron magnetotransport in a spin-valve transistor has been theoretically explored. We calculate the parallel and anti-parallel collector current changing the types and relative spin orientation of the…

Condensed Matter · Physics 2007-05-23 Jisang Hong

At the interface between a nonmagnetic metal (NM) and a ferromagnetic insulator (FI) spin current can interact with the magnetization, leading to a modulation of the spin current. The interfacial exchange field at these FI-NM interfaces can…

Mesoscale and Nanoscale Physics · Physics 2018-07-20 P. K. Muduli , M. Kimata , Y. Omori , T. Wakamura , Saroj P. Dash , YoshiChika Otani

Methods for detecting spin waves rely on electrodynamical coupling between the spin wave dipolar field and an inductive probe. While this coupling is usually treated as constant, in this work, we experimentally and theoretically show that…

Mesoscale and Nanoscale Physics · Physics 2019-10-11 Pablo Borys , Oleg Kolokoltsev , Ivan Gomez-Arista , Igor Zavislyak , Gennady Melkov , Naser Qureshi , Cesar Ordonez-Romero

The field of magnonics, which aims at using spin waves as carriers in data processing devices, has attracted increasing interest in recent years. We present and study micromagnetically a nonlinear nanoscale magnonic ring resonator device…

We propose and develop a concept of magnonic logic gates enabling reversible computing. The gates consist of passive elements: waveguides, cross-junctions and phase shifters. Logical 0 and 1 are encoded in the relative phase of the…

Quantum Physics · Physics 2013-11-13 Alexander Khitun