Results 61 to 70 of about 2,735,759 (288)

Spin Hall effects in metallic antiferromagnets – perspectives for future spin-orbitronics

open access: yesAIP Advances, 2016
We investigate angular dependent spin-orbit torques from the spin Hall effect in a metallic antiferromagnet using the spin-torque ferromagnetic resonance technique.
Joseph Sklenar   +7 more
doaj   +1 more source

Spin Torque Oscillator for High Performance Magnetic Memory

open access: yesSultan Qaboos University Journal for Science, 2015
A study on spin transfer torque switching in a magnetic tunnel junction with perpendicular magnetic anisotropy is presented. The switching current can be strongly reduced under a spin torque oscillator (STO), and its use in addition to the conventional ...
Rachid Sbiaa, Khaled Bouziane
doaj   +1 more source

Ground‐State Charge‐Transfer Doping in Donor–Acceptor Semiconducting Polymers

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates controlled ground‐state charge‐transfer complex formation (GS‐CTC) and doping in a series of diketopyrrolopyrrole‐based donor–acceptor semiconducting polymers paired with a π‐conjugated penta‐t‐butylpentacyanopentabenzo[25]annulene “cyanostar” macrocycle. Complementary experimental techniques show how subtle molecular, electronic,
Tanner L. Smith   +13 more
wiley   +1 more source

Accelerated Discovery of Topological Spin Phase Diagrams in CrSBr Magnets Via High‐Throughput Optimization

open access: yesAdvanced Functional Materials, EarlyView.
Here, we develop a high‐throughput algorithm that accelerates the elucidation of phase diagrams of topological spin textures using limited computational resources at high numerical accuracy. Applying this framework to the van der Waals magnet CrSBr, we unveiled a hierarchy of previously unknown topological textures (domain‐wall bimerons, bimeron chains,
Andrew Lyall   +4 more
wiley   +1 more source

Transferência de torque por corrente polarizada em spin através de pontas de contato [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas. Programa de Pós-Graduação em FísicaA possibilidade de controlar a magnetização, a partir de uma corrente polarizada em spin, foi prevista por ...
Benetti, Luana Carina
core  

Spin-transfer torque induced reversal in magnetic domains [PDF]

open access: yes, 2008
Using the complex stereographic variable representation for the macrospin, from a study of the nonlinear dynamics underlying the generalized Landau-Lifshitz (LL) equation with Gilbert damping, we show that the spin-transfer torque is effectively ...
S. Murugesh   +3 more
core   +1 more source

Nonequilibrium Spin-transfer Torque in SFNFS Junctions [PDF]

open access: yesAIP Conference Proceedings, 2006
We report theoretical results for the nonequilibrium spin current and spin-transfer torque in voltage-biased SFNFS Josephson structures. The subharmonic gap structures and high voltage asymptotic behaviors of the dc and ac components of the spin current are analyzed and related to the spin-dependent inelastic scattering of quasiparticles at both F ...
Zhao, Erhai, Sauls, J. A.
openaire   +2 more sources

Biodegradable 3D‐Printable and Coatable Antifouling Composites for Marine Applications

open access: yesAdvanced Functional Materials, EarlyView.
Marine biofouling damages submerged surfaces and raises greenhouse gas emissions. Biodegradable antifouling biocomposites were developed by hot‐mixing beeswax, Tween 80, and calcium stearate or stearic acid. Adjusting the component ratio enables processing via hot‐pressing, 3D‐printing, or dip‐coating.
Gabriele Corigliano   +17 more
wiley   +1 more source

Quantitative analysis of spin relaxation and spin transfer in mesoscopic nonlocal spin valves

open access: yes, 2020
Ji, YiSpintronics is a new, emerging, and advancing academic research area in physics. Understanding the spin relaxation mechanism and spin transfer effect is crucial in spintronics.
Cai, Yunjiao
core   +1 more source

Magnetization switching in superlattice via thermal spin transfer torque

open access: yesAIP Advances, 2020
We theoretically investigate the switching characteristics of ferromagnets in the superlattice-like magnetic tunnel junction devices due to temperature bias.
Pankaj Priyadarshi   +1 more
doaj   +1 more source

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