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Conversions between spin and charge currents are core technologies in recent spintronics. In this article, we provide methods for estimating inverse spin Hall effects (ISHEs) induced by using microwave-driven spin pumping (SP) as a…

Materials Science · Physics 2016-12-21 Ryo Iguchi , Eiji Saitoh

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…

The spin pumping efficiency of lateral standing spin wave modes in a rectangular YIG/Pt sample has been investigated by means of the inverse spin-Hall effect (ISHE). The standing spin waves drive spin pumping, the generation of spin…

Mesoscale and Nanoscale Physics · Physics 2015-05-19 C. W. Sandweg , Y. Kajiwara , K. Ando , E. Saitoh , B. Hillebrands

In this letter, we present experimental data demonstrating spin wave interference detection using spin Hall effect (ISHE). Two coherent spin waves are excited in a yttrium-iron garnet (YIG) waveguide by continuous microwave signals. The…

Mesoscale and Nanoscale Physics · Physics 2024-06-19 Michael Balynskiy , Howard Chiang , David Gutierrez , Alexander Khitun

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

We present a method to quantify the spin Hall angle (SHA) with spin pumping and microwave photoresistance measurements. With this method, we separate the inverse spin Hall effect (ISHE) from other unwanted effects for permalloy/Pt bilayers…

Mesoscale and Nanoscale Physics · Physics 2012-07-10 Z. Feng , J. Hu , L. Sun , B. You , D. Wu , J. Du , W. Zhang , A. Hu , Y. Yang , D. M. Tang , B. S. Zhang , H. F. Ding

Conversion of traveling magnons into an electron carried spin current is demonstrated in a time resolved experiment using a spatially separated inductive spin-wave source and an inverse spin Hall effect (ISHE) detector. A short spin-wave…

Mesoscale and Nanoscale Physics · Physics 2013-09-26 A. V. Chumak , A. A. Serga , M. B. Jungfleisch , R. Neb , D. A. Bozhko , V. S. Tiberkevich , B. Hillebrands

An intriguing feature of spintronics is the use of pure spin-currents to manipulate magnetization, e.g., spin-currents can switch magnetization in spin-torque MRAM, a next-generation DRAM alternative. Giant spin-currents via the spin Hall…

Mesoscale and Nanoscale Physics · Physics 2014-10-15 Mathias Weiler , Justin M. Shaw , Hans T. Nembach , Thomas J. Silva

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 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

Spin transport in thin-film materials can be studied by ferromagnetic resonantly (FMR) driven spin pumping of a charge-free spin current which induces an electromotive force through the inverse spin Hall effect (ISHE). For quantitative ISHE…

Mesoscale and Nanoscale Physics · Physics 2017-04-19 Marzieh Kavand , Chuang Zhang , Dali Sun , Hans Malissa , Zeev Valy Vardeny , Christoph Boehme

Many experiments have shown the detection of spin-currents driven by radio-frequency spin pumping from yttrium iron garnet (YIG), by making use of the inverse spin-Hall effect, which is present in materials with strong spin-orbit coupling,…

Mesoscale and Nanoscale Physics · Physics 2016-07-13 Nynke Vlietstra , Fasil K. Dejene , Bart J. van Wees

The dependence of the spin-pumping effect on the yttrium iron garnet (Y3Fe5O12, YIG) thickness detected by the inverse spin Hall effect (ISHE) has been investigated quantitatively. Due to the spin-pumping effect driven by the magnetization…

Mesoscale and Nanoscale Physics · Physics 2015-04-08 M. B. Jungfleisch , A. V. Chumak , A. Kehlberger , V. Lauer , D. H. Kim , M. C. Onbasli , C. A. Ross , M. Kläui , B. Hillebrands

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

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

Spin pumping is becoming an established method to generate voltages from magnetic dynamics. The standard detection method of spin pumping is based on open circuit voltage measurement across ferromagnetic (FM) and non-magnetic (NM)…

Other Condensed Matter · Physics 2019-01-29 K. Rogdakis , N. Alfert , A. Srivastava , J. W. A. Robinson , M. G. Blamire , L. F. Cohen , H. Kurebayashi

We report on the self-consisted semi-analytical theory of magnetoelastic excitation and electrical detection of spin waves and spin currents in hypersonic bulk acoustic waves resonator with ZnO-GGG-YIG/Pt layered structure. Electrical…

Mesoscale and Nanoscale Physics · Physics 2019-04-01 N. I. Polzikova , S. G. Alekseev , V. A. Luzanov , A. O. Raevskiy

Inverse spin Hall effect (ISHE) in ferromagnetic metals (FM) can also be used to detect the spin current generated by longitudinal spin Seebeck effect in a ferromagnetic insulator YIG. However, anomalous Nernst effect(ANE) in FM itself…

Mesoscale and Nanoscale Physics · Physics 2017-06-28 Hao Wu , Xiao Wang , Li Huang , Jianying Qin , Chi Fang , Xuan Zhang , Caihua Wan , Xiufeng Han

We experimentally show that exchange magnons can be detected using a combination of spin pumping and inverse spin-Hall effect (iSHE) proving its wavelength integrating capability down to the sub-micrometer scale. The magnons were injected…

We propose a method to separate the inverse spin Hall effect (ISHE) from galvanomagnetic effects in spin pumping experiments on metallic bilayer systems by measuring the dc electromotive force in two orthogonal directions. Calculations of…

Mesoscale and Nanoscale Physics · Physics 2016-01-15 J. Lustikova , Y. Shiomi , E. Saitoh
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