English
Related papers

Related papers: Inverse Spin Hall Effect in NiFe / Normal Metal Bi…

200 papers

Antiferromagnetic (AFM) materials recently have shown interest in the research in spintronics due to its zero stray magnetic field, high anisotropy, and spin orbit coupling. In this context, the bi-metallic AFM Mn2Au has drawn attention…

Materials Science · Physics 2020-04-15 Braj Bhusan Singh , Subhankar Bedanta

The phenomenon of Spin Hall Effect (SHE) generates a pure spin current transverse to an applied current in materials with strong spin-orbit coupling, although not detectable through conventional electrical measurement. An intuitive Hall…

Mesoscale and Nanoscale Physics · Physics 2024-04-08 Soumik Aon , Abu Bakkar Miah , Arpita Mandal , Harekrishna Bhunia , Dhananjaya Mahapatra , Partha Mitra

We report on the determination of the anomalous spin Hall angle in the ferromagnetic metal alloy cobalt-iron (Co$_{25}$Fe$_{75}$, CoFe). This is accomplished by measuring the spin injection/detection efficiency in a multiterminal device…

Mesoscale and Nanoscale Physics · Physics 2020-08-04 Tobias Wimmer , Birte Coester , Stephan Geprägs , Rudolf Gross , Sebastian T. B. Goennenwein , Hans Huebl , Matthias Althammer

We investigate spin pumping phenomena in polycrystalline CoFeB/Pt and CoFeB/Ta bilayers and the correlation between the effective spin mixing conductance $g^{\uparrow\downarrow}_{\rm eff}$ and the obtained voltages generated by the…

Mesoscale and Nanoscale Physics · Physics 2017-05-24 A. Conca , B. Heinz , M. R. Schweizer , S. Keller , E. Th. Papaioannou , B. Hillebrands

High spin to charge conversion efficiency is the requirement for the spintronics devices which is governed by spin pumping and inverse spin Hall effect (ISHE). In last one decade, ISHE and spin pumping are heavily investigated in…

Mesoscale and Nanoscale Physics · Physics 2021-09-01 Koustuv Roy , Abhisek Mishra , Pushpendra Gupta , Shaktiranjan Mohanty , Braj Bhusan Singh , Subhankar Bedanta

We investigate the spin Hall magnetoresistance in thin film bilayer heterostructures of the heavy metal Pt and the antiferromagnetic insulator NiO. While rotating an external magnetic field in the easy plane of NiO, we record the…

Spin Hall effect and its inverse provide essential means to convert charge to spin currents and vice versa, which serve as a primary function for spintronic phenomena such as the spin-torque ferromagnetic resonance and the spin Seebeck…

Mesoscale and Nanoscale Physics · Physics 2015-11-03 Yasuhiro Niimi , YoshiChika Otani

Motivated by a recent experiment[Nature {\bf 442}, 176 (2006)], we present a quantitative microscopic theory to investigate the inverse spin-Hall effect with spin injection into aluminum considering both intrinsic and extrinsic spin-orbit…

Materials Science · Physics 2009-11-11 S. Y. Liu , Norman J. M. Horing , X. L. Lei

Weyl semimetals are playing a major role in condensed matter physics due to exotic topological properties, and their coexistence with ferromagnetism may lead to enhanced spin-related phenomena. Here, the inverse spin Hall effect (ISHE) in…

Materials Science · Physics 2021-03-19 L. Leiva , S. Granville , Y. Zhang , S. Dushenko , E. Shigematsu , T. Shinjo , R. Ohshima , Y. Ando , M. Shiraishi

This study investigates the anomalous orbital effects in iron (Fe) films with strong uniaxial anisotropy, highlighting the interactions between spin and orbital currents. Using heterogeneous YIG/Fe and YIG/Pt/Fe structures, fabricated by…

Mesoscale and Nanoscale Physics · Physics 2026-03-26 E. Santos , U. Borges , J. L. Costa , J. B. S. Mendes , A. Azevedo

We experimentally observe nonlinear spin torque in metallic bilayers of platinum and permalloy by means of spin-torque ferromagnetic-resonance (ST-FMR) under massive dc current injection. The observed nonlinear spin torque exerted to…

Mesoscale and Nanoscale Physics · Physics 2024-06-18 Toshiyuki Kodama , Nobuaki Kikuchi , Takahiro Chiba , Satoshi Okamoto , Seigo Ohno , Satoshi Tomita

Functional spintronic devices rely on spin-charge interconversion effects, such as the reciprocal processes of electric field-driven spin torque and magnetization dynamics-driven spin and charge flow. Both damping-like and field-like…

We revisit the theory and experiment on spin Hall magnetoresistance (SMR) in bilayers consisting of a heavy metal (H) coupled to in-plane magnetized ferromagnetic metal (F), and determine contributions to the magnetoresistance due to SMR…

We experimentally investigate and quantitatively analyze the spin Hall magnetoresistance effect in ferromagnetic insulator/platinum and ferromagnetic insulator/nonferromagnetic metal/platinum hybrid structures. For the ferromagnetic…

Conversion of spin to charge current was observed in SrTiO3 doped with Nd (Nd:STO), which exhibited a metallic behavior even with low concentration doping. The obvious variation of DC voltages for Py/Nd:STO, obtained by inverting the spin…

Materials Science · Physics 2017-12-18 Qiuru Wang , Wenxu Zhang , Bin Peng , Wanli Zhang

We propose an effect whereby an electric current along the interface between a ferromagnetic and normal metal leads to injection of pure spin current into the normal metal, if the magnetization-direction in the ferromagnet varies along the…

Mesoscale and Nanoscale Physics · Physics 2013-08-28 E. van der Bijl , R. E. Troncoso , R. A. Duine

Spin pumping controlled with the ferromagnetic resonance of an Ni80Fe20 thin film annealed in a magnetic field was performed in order to investigate the simple and efficient generation method of the pure spin current. At the spin-pumping…

Materials Science · Physics 2014-11-03 Hideki Shimogiku , Naoyuki Hanayama , Yoshio Teki , Hiroaki Tsujimoto , Eiji Shikoh

Recent experiments have revealed nonlinear features of the magnetoresistance in metallic bilayers consisting of a heavy-metal (HM) and a ferromagnetic metal (FM). A small change in the lon- gitudinal resistance of the bilayer has been…

Mesoscale and Nanoscale Physics · Physics 2016-10-20 Steven S. -L. Zhang , Giovanni Vignale

Recently, canted antiferromagnets offer great potential for fundamental research and applications due to their unique properties. The presence of the Dzyaloshinskii-Moriya interaction leads to the existence of a weak ferromagnetic moment at…

We propose an experimental method utilizing a strongly spin-orbit coupled metal to quantum magnet bilayer that will probe quantum magnets lacking long range magnetic order, e.g., quantum spin liquids, via examination of the voltage noise…

Strongly Correlated Electrons · Physics 2020-09-23 Joshua Aftergood , So Takei
‹ Prev 1 3 4 5 6 7 10 Next ›