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The generation of pure spin current, spin angular momentum transport without charge flow, is crucial for developing energy-efficient spintronic devices with minimal Joule heating. Here, we introduce the intrinsic nonlinear pure spin Hall…

Mesoscale and Nanoscale Physics · Physics 2026-04-10 Sayan Sarkar , Sunit Das , Amit Agarwal

The helicity of 3D topological insulator surface states has drawn significant attention in spintronics owing to spin-momentum locking where the carriers' spin is oriented perpendicular to their momentum. This property can provide an…

Using the charge-conserving Floquet-Green function approach to open quantum systems driven by external time periodic potential, we analyze how spin current pumped (in the absence of any dc bias voltage) by the precessing magnetization of a…

Mesoscale and Nanoscale Physics · Physics 2014-10-10 Farzad Mahfouzi , Naoto Nagaosa , Branislav K. Nikolic

Charge-spin interconversion in magnetic materials is investigated by using first-principles calculations. In addition to the conventional spin Hall effect (SHE) that requires mutual orthogonality of the charge current, spin-flow direction,…

Materials Science · Physics 2022-08-11 Ping Li , Jing-Zhao Zhang , Zhi-Xin Guo , Tai Min , X. R. Wang

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

The spin-to-charge current interconversion in bilayers composed of ferromagnetic and nonmagnetic layers with strong spin-orbit coupling has garnered considerable attention due to its exceptional potential in advancing spintronics devices…

Terahertz (THz) spin-to-charge conversion has become an increasingly important process for THz pulse generation and as a tool to probe ultrafast spin interactions at magnetic interfaces. However, its relation to traditional, steady state,…

We quantify the spin Hall angle {\theta}SH and spin diffusion length lsd of Nb from inverse spin-Hall effect (iSHE) measurements in Nb/Ni80Fe20 bilayers under ferromagnetic resonance. By varying the Nb thickness tNb and comparing to a…

Mesoscale and Nanoscale Physics · Physics 2018-06-07 K. -R. Jeon , C. Ciccarelli , H. Kurebayashi , J. Wunderlich , L. F. Cohen , S. Komori , J. W. A. Robinson , M. G. Blamire

The spin Hall angle (SHA) is a measure of the efficiency with which a transverse spin current is generated from a charge current by the spin-orbit coupling and disorder in the spin Hall effect (SHE). In a study of the SHE for a Pt$|$Py…

Materials Science · Physics 2016-05-12 Lei Wang , R. J. H. Wesselink , Yi Liu , Zhe Yuan , Ke Xia , Paul J. Kelly

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 report the first experimental demonstration of room-temperature spin transport in n-type Ge epilayers grown on a Si(001) substrate. By utilizing spin pumping under ferromagnetic resonance, which inherently endows a spin battery function…

Materials Science · Physics 2015-05-20 Sergey Dushenko , Mariko Koike , Yuichiro Ando , Teruya Shinjo , Maksym Myronov , Masashi Shiraishi

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

The spin-Seebeck effect (SSE) in ferromagnetic metals and insulators has been investigated systematically by means of the inverse spin-Hall effect (ISHE) in paramagnetic metals. The SSE generates a spin voltage as a result of a temperature…

Materials Science · Physics 2012-06-26 K. Uchida , T. Ota , H. Adachi , J. Xiao , T. Nonaka , Y. Kajiwara , G. E. W. Bauer , S. Maekawa , E. Saitoh

This article shows that the spin-to-charge current conversion in single-layer graphene (SLG) by means of the inverse Rashba-Edelstein effect (IREE) is made possible with the integration of this remarkable 2D-material with the unique…

Spin-mediated charge-to-heat current conversion phenomena, i.e., the anomalous Ettingshausen effect (AEE) and the anisotropic magneto-Peltier effect (AMPE), have been investigated in various ferromagnetic Ni-Fe, Ni-Pt, Ni-Pd, and Fe-Pt…

Materials Science · Physics 2020-04-01 Asuka Miura , Ryo Iguchi , Takeshi Seki , Koki Takanashi , Ken-ichi Uchida

Spin-to-charge conversion is an essential requirement for the implementation of spintronic devices. Recently, monolayers of semiconducting transition metal dichalcogenides (TMDs) have attracted considerable interest for spin-to-charge…

Electric gating can strongly modulate a wide variety of physical properties in semiconductors and insulators, such as significant changes of conductivity in silicon, appearance of superconductivity in SrTiO3, the paramagnet-ferromagnet…

Mesoscale and Nanoscale Physics · Physics 2018-10-24 Sergey Dushenko , Masaya Hokazono , Kohji Nakamura , Yuichiro Ando , Teruya Shinjo , Masashi Shiraishi

Spin Hall effect (SHE), a fundamental transport phenomenon with non-zero spin current but vanishing charge current, has important applications in spintronics for the electrical control of spins. Owing to the half-spin nature of electrons,…

Mesoscale and Nanoscale Physics · Physics 2022-02-03 Junpeng Hou , Ying Su , Chuanwei Zhang

Controlling charge-spin current conversion by electric fields is crucial in spintronic devices, which can be realized in diatom ferroelectric semiconductor GeTe where it is established that ferroelectricity can change the spin texture. We…

Materials Science · Physics 2020-07-09 Wenxu Zhang , Zhao Teng , Huizhong Zeng , Jakub Zelezny , Hongbin Zhang , Wanli Zhang

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