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Related papers: Enhanced Inverse Spin-Hall Effect in Ultrathin Fer…

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Spin pumping is a mechanism that generates spin currents from ferromagnetic resonance (FMR) over macroscopic interfacial areas, thereby enabling sensitive detection of the inverse spin Hall effect that transforms spin into charge currents…

Other Condensed Matter · Physics 2015-05-20 O. Mosendz , V. Vlaminck , J. E. Pearson , F. Y. Fradin , G. E. W. Bauer , S. D. Bader , A. Hoffmann

The relative contribution of spin pumping and spin rectification from the ferromagnetic resonance of CoFeB/non-magnetic bilayers was investigated as a function of non-magnetic electrode resistance. Samples with highly resistive electrodes…

Materials Science · Physics 2015-06-19 Dong-Jun Kim , Sang-Il Kim , Seung-Young Park , Kyeong-Dong Lee , Byong-Guk Park

Spin pumping in ferromagnets provides a source of pure spin currents. Via the inverse spin Hall effect a spin current is converted into a charge current and a corresponding detectable DC-voltage. The ratio of injected spin current to…

Mesoscale and Nanoscale Physics · Physics 2015-06-16 M. Obstbaum , M. Härtinger , T. Meier , F. Swientek , C. H. Back , G. Woltersdorf

Current-induced torques in ultrathin Co/Pt bilayers were investigated using an electrically driven FMR technique. The angle dependence of the resonances, detected by a rectification effect as a voltage, were analysed to determine the…

Mesoscale and Nanoscale Physics · Physics 2014-03-05 T. D. Skinner , M. Wang , A. T. Hindmarch , A. W. Rushforth , A. C. Irvine , D. Heiss , H. Kurebayashi , A. J. Ferguson

Voltages generated from inverse spin Hall and anisotropic magneto-resistance effects via spin pumping in ferromagnetic (F)/non-magnetic (N) bilayers are investigated by means of a broadband ferromagnetic resonance approach. Varying the…

Mesoscale and Nanoscale Physics · Physics 2015-06-15 Vincent Vlaminck , John E. Pearson , Sam D. Bader , Axel Hoffmann

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,…

We examine the influence of crystal growth on the spin-pumping induced inverse spin Hall effect in Fe/Pt bilayers. The morphology of the Fe/Pt interface influences the effective spin mixing conductance. The increase of growth temperature…

The inverse spin Hall effect used for detection of spin currents was observed by voltage measurements in bilayers of normal metal (NM)/ferromagnetic metal (FM), using Nb, Mo and Bi as normal metal and Permalloy (Py, Ni$_{81}$Fe$_{19}$) as…

Mesoscale and Nanoscale Physics · Physics 2024-03-28 David Ley Dominguez , Jose Andres Matutes Aquino

We report measurements of spin pumping and the inverse spin Hall effect in Ni80Fe20/Uranium bilayers designed to study the efficiency of spin-charge interconversion in a super-heavy element. We employ broad-band ferromagnetic resonance on…

Mesoscale and Nanoscale Physics · Physics 2016-01-20 Simranjeet Singh , Marta Anguera , Enrique del Barco , Ross Springell , Casey W. Miller

Inplane magnetization reversal of a permalloy/platinum bilayer was detected using the spin rectification effect. Using a sub GHz microwave frequency to excite spin torque ferromagnetic resonance (ST FMR) in the bilayer induces two discrete…

Materials Science · Physics 2020-12-30 Motomi Aoki , Ei Shigematsu , Ryo Ohshima , Syuta Honda , Teruya Shinjo , Masashi Shiraishi , Yuichiro Ando

The dc voltage obtained from the inverse spin Hall effect (iSHE) due to spin pumping in ferromagnet/normal-metal (NM) bilayers can be unintentionally superimposed with magnetoresistive rectification of ac charge currents in the…

Mesoscale and Nanoscale Physics · Physics 2014-12-08 Mathias Weiler , Justin M. Shaw , Hans T. Nembach , Thomas J. Silva

We present a comprehensive study of broadband spin pumping utilizing the inverse spin Hall effect phenomena in bilayer samples comprising Ni81Fe19 (15 nm) and NbN (with NbN thickness varying from 20 nm to 140 nm), conducted over a…

Manganites have shown potential in spintronics because they exhibit high spin polarization. Here, by ferromagnetic resonance we have studied the damping properties of La$_{0.67}$Sr$_{0.33}$MnO$_{3}$/Pt bilayers which are prepared by oxide…

We theoretically consider the spin-wave mode- and wavelength-dependent enhancement of the Gilbert damping in magnetic insulator--normal metal bilayers due to spin pumping as well as the enhancement's relation to direct and alternating…

Mesoscale and Nanoscale Physics · Physics 2017-06-28 André Kapelrud , Arne Brataas

In this study, we investigate the spin-charge current conversion characteristics of chemically disordered ferromagnetic single FePt thin films by spin-pumping ferromagnetic resonance experiments performed on both a resonance cavity and on…

We demonstrate the generation and detection of spin-torque ferromagnetic resonance in Pt/YIG bilayers. A unique attribute of this system is that the spin Hall effect lies at the heart of both the generation and detection processes and no…

Pure spin current based research is mostly focused on ferromagnet (FM)/heavy metal (HM) system. Because of the high spin orbit coupling (SOC) these HMs exhibit short spin diffusion length and therefore possess challenges for device…

Mesoscale and Nanoscale Physics · Physics 2021-11-09 Purbasha Sharangi , Braj Bhusan Singh , Sagarika Nayak , Subhankar Bedanta

We study spin pumping in a $\mathrm{Y_3Fe_5O_{12}(YIG)/Pt/Ni_{81}Fe_{19}(Py)}$ trilayer film by means of the inverse spin Hall effect (ISHE). When the ferromagnets are not excited simultaneously by a microwave, ISHE-induced voltage is of…

Materials Science · Physics 2014-05-09 Daichi Hirobe , Ryo Iguchi , Kazuya Ando , Yuki Shiomi , Eiji Saitoh

We report electrical detection of the dynamical part of the spin pumping current emitted during ferromagnetic resonance (FMR) using the inverse Spin Hall Effect (ISHE). The experiment is performed on a YIG$|$Pt bilayer. The choice of YIG, a…

Mesoscale and Nanoscale Physics · Physics 2013-11-26 Christian Hahn , Grégoire de Loubens , Michel Viret , Vladimir V. Naletov , J. Ben Youssef , Olivier Klein

Pure spin currents generated by spin pumping in ferromagnet/nonmagnet (FM/NM) bilayers produce inverse spin Hall effect (ISHE) voltages in the NM, from which spin pumping and transport characteristics of the NM can be extracted. Due to its…

Materials Science · Physics 2014-05-20 H. L. Wang , C. H. Du , Y. Pu , R. Adur , P. C. Hammel , F. Y. Yang
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