Spin pumping effect

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August undefined, 2024

WebMar 1, 2024 · The so-called spin pumping effect will cause an additional non-local Gilbert-type damping, which can be used to assess the transmission and reflection of spin … WebSpin pumping is a method to generate a spin current (spin accumulation) from a ferromagnet into an adjacent metal or semiconductor in hybrid structures using …

Thickness and power dependence of the spin-pumping effect in

WebAug 3, 2024 · We present a spin pumping and inverse spin Hall effect study in a series of CoFeB/IrMn heterostructures. The IrMn has been grown in AFM phase. Angle dependent … WebMar 14, 2024 · The conversion parameter λ IREE is quantified using spin pumping theory and its derived value is ≈ 18.85 x 10-12 m for maximum thickness (6 nm) of the Ag layer. The results presented here shows that spin pumping experiments prove to be an accessible approach to realize and quantify the IREE effect in room temperature deposited … does corn chowder freeze well

Spin Pumping - Spintronics for Next Generation …

WebMar 1, 2024 · The so-called spin pumping effect will cause an additional non-local Gilbert-type damping, which can be used to assess the transmission and reflection of spin currents at the HM/FM interface in term of the spin mixing conductance G m i x ↑ ↓. WebThe FMR linewidth and its anisotropy in F/f/F/AF multilayers, where spacer f has a low Curie point compared to the strongly ferromagnetic F and F, is investigated. The role of the interlayer exchange coupling in magnet… WebThis chapter describes experiments on the generation and detection of spin currents using the spin pumping and inverse spin-Hall effect. The inverse spin-Hall effect, conversion of spin currents into an electric voltage through spin-orbit interaction, induced by the spin pumping was first discovered in a metallic film. does corn count as a grain

Physical Principles of Spin Pumping SpringerLink

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WebJun 25, 2024 · A linear-response formulation of the dc spin pumping, i.e., a spin injection from a precessing ferromagnet into an adjacent spin sink, is developed in view of describing many-body effects caused ... WebThe ultrafast laser pulses effectively enhance the interfacial spin pumping effect via tuning the spin diffusion length of the adjacent Ta layer, from 2.4 to 7.1 nm. Our findings provide insights ... f 000 te1 82bWebdue to spin pumping is inversely proportional to the thickness of the ferromagnet [25,26]. Since the direct injection of electrons from the insulator YIG into the Pt layer is not possible and spin pumping is an interface effect, an optimal interface quality is required in order to obtain a high spin- to charge-current conversion efﬁciency [27 ... f 000 te1 81a

"WebMar 13, 2015 · We apply spin pumping and inverse spin Hall effect experiments, as a useful metrology, and study spin-orbit effects in a variety of metals and metal interfaces. We … " - Spin pumping effect

Spin pumping effect

Spin transport in antiferromagnetic insulators: progress and

WebAug 1, 2011 · Spin pumping is the emission of a spin current by a magnetization dynamics while spin transfer stands for the excitation of magnetization by spin currents. Using Onsager's reciprocity relations we … WebApr 30, 2014 · When the magnetization vector in a ferromagnet–normal metal junction is excited, the spin pumping effect leads to the injection of pure spin currents into the …

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WebJun 15, 2024 · Alloying Pt and Cu improved the spin Hall efficiency of Pt 75 Cu 25 /Co/Ta by 29% to a value of 0.31 ± 0.03 at 407 K. However, the critical switching current density is dependent on the ratio... WebJan 7, 2024 · Spin pumping (SP) is a well-established method to generate pure spin currents i.e., a pure spin current is emitted at the interface between a ferromagnet (FM) with a …

WebApr 10, 2024 · Spin-transfer torque and spin Hall effects combined with their reciprocal phenomena, spin pumping and inverse spin Hall effects (ISHEs), enable the reading and … WebJul 22, 2011 · We systematically measured the dc voltage V(ISH) induced by spin pumping together with the inverse spin Hall effect in ferromagnet-platinum bilayer films. In all our samples, comprising ferromagnetic 3d transition metals, Heusler compounds, ferrite spinel oxides, and magnetic semiconductors, V(ISH) invariably has the same polarity, and scales ...

WebThe spectral shape of the electromotive force is well reproduced using a simple Lorentz function, indicating that the electromotive force is due to the ISHE induced by the spin pumping; extrinsic magnetogalvanic effects are eliminated in this measurement. WebApr 7, 2024 · Spin pumping from a ferromagnetic insulator to an unconventional superconductor with interfacial Andreev bound states April 2024 DOI: 10.1103/PhysRevB.107.144504

WebApr 7, 2015 · The dependence of the spin-pumping effect on the yttrium iron garnet (Y 3 Fe 5 O 12, YIG) thickness detected by the inverse spin Hall effect (ISHE) has been investigated quantitatively.Due to the spin-pumping effect driven by the magnetization precession in the ferrimagnetic insulator Y 3 Fe 5 O 12 film a spin-polarized electron current is injected into …

WebJan 8, 2016 · Spin pumping is a mechanism that generates spin currents from ferromagnetic resonance (FMR) over macroscopic interfacial areas, thereby enabling … does corn chips have glutenWebFeb 23, 2024 · The charge current is usually accompanied by the usual spin pumping effect at the spin-nonconserving interface in general. In this paper, we consider systems where spin can be scattered and flipped by the Elliott-Yafet-like process at interfaces. f0010a1tWebMay 5, 2005 · dependence of the spin-pumping effect with the atomic num-ber of the spacer-layer material was also predicted in Refs. 4. and 5, via the spin-ﬂip probability, which rapidly increases. does corn digest fullyWebJun 28, 2024 · The spin-to-charge current conversion, occurring at the graphene layer, is explained by the extrinsic spin-orbit interaction induced by the proximity effect with the ferromagnetic layer. does corned beef cause goutWebSpin-pumping [1] refers to a phenomenon where pure spin currents are injected from rotating magnets into the magnet's surroundings. Experimentally, the effect is usually achieved through placing the magnet … does corned beef contain ironWebJan 31, 2024 · Abstract. We study theoretically the effect of a rotating electric field on a diffusive nanowire and find an effect that is analogous to spin pumping, which refers to … does corned beef get tough if overcookedWebApr 12, 2024 · The dominant mechanism being responsible for the THz emission is the anomalous Hall effect (AHE), which is an effect of a net backflow current in the FM layer created by the spin polarized current ... f002a50040