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Related papers: Large and Robust Charge-to-Spin Conversion in Sput…

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Materials with strong spin-orbit coupling and low crystalline symmetry are promising for generating large unconventional spin-orbit torques (SOTs), such as in-plane field-like (FL) torques and out-of-plane damping-like (DL) torques, which…

Giant spin-splitting was recently predicted in collinear antiferromagnetic materials with a specific class of magnetic space group. In this work, we have predicted a two-dimensional (2D) antiferromagnetic Weyl semimetal (WS), CrO with large…

Materials Science · Physics 2023-07-17 Xin Chen , Duo Wang , Linyang Li , Biplab Sanyal

Spin gapless semiconductors are interesting novel class of materials by embracing both magnetism and semiconducting. Its potential application in future spintronics requires realization in thin film form. In this letter, we report a…

Materials Science · Physics 2019-08-17 G. Z. Xu , Y. Du , X. M. Zhang , H. G. Zhang , E. K. Liu , W. H. Wang , G. H. Wu

Phase change materials can be reversibly switched between amorphous and crystalline states and often show strong contrast in the optical and electrical properties of these two phases. They are now in widespread use for optical data storage,…

Mesoscale and Nanoscale Physics · Physics 2012-11-06 Nicholas P. Breznay , Hanno Volker , Alexander Palevski , Riccardo Mazzarello , Aharon Kapitulnik , Matthias Wuttig

The room temperature growth, characterization, and electrical transport properties of magnetron sputtered superconducting Ti40V60 alloy thin films are presented. The films exhibit low surface roughness and tunable transport properties. As…

We report a magnetotransport study of spin relaxation in 1.4-21.2 nm epitaxial SrIrO$_3$ thin films coherently strained on SrTiO$_3$ substrates. Fully charge compensated semimetallic transport has been observed in SrIrO$_3$ films thicker…

Strongly Correlated Electrons · Physics 2020-06-16 L. Zhang , X. Jiang , X. Xu , X. Hong

The spin-transfer torque is a fundamental physical quantity to operate the spintronics devices such as racetrack memory. We theoretically study the spin-transfer torque and analyze the dynamics of the magnetic domain walls in magnetic Weyl…

Mesoscale and Nanoscale Physics · Physics 2019-05-08 Daichi Kurebayashi , Kentaro Nomura

Multi-directional spin-to-charge conversion - in which spin polarizations with different orientations can be converted into a charge current in the same direction - has been demonstrated in low-symmetry materials and interfaces. This is…

Mesoscale and Nanoscale Physics · Physics 2023-09-06 Nerea Ontoso , C. K. Safeer , Josep Ingla-Aynés , Franz Herling , Luis E. Hueso , M. Reyes Calvo , Fèlix Casanova

We report on efficient spin current generation at room temperature in rutile type WO$_{2}$ grown on Al$_{2}$O$_{3}$(0001) substrate. The optimal WO$_{2}$ film has (010)-oriented monoclinically distorted rutile structure with metallic…

Materials Science · Physics 2023-06-22 Kohei Ueda , Hayato Fujii , Takanori Kida , Masayuki Hagiwara , Jobu Matsuno

We argue that aspects of the anomalous, low temperature, spin and charge dynamics of the high temperature superconductors can be understood by studying the corresponding physics of undoped Mott insulators. Such insulators display a quantum…

Strongly Correlated Electrons · Physics 2007-05-23 Subir Sachdev

Half-Heusler alloy topological semimetal YPtBi is a promising candidate for an efficient spin source material having both large spin Hall angle ${\theta}$$_{SH}$ and high thermal stability. However, high-quality YPtBi thin films with low…

Materials Science · Physics 2023-02-28 Takanori Shirokura , Pham Nam Hai

The superposition of flexoelectronic doping and topological phonons give rise to topological electronic magnetism of phonon in an inhomogeneously strained Si in the bilayer structure with metal. In case of ferromagnetic metal and Si bilayer…

Materials Science · Physics 2021-10-12 Ravindra G Bhardwaj , Anand Katailiha , Paul C. Lou , Ward P. Beyermann , Sandeep Kumar

Material systems that exhibit tunable spin-selective conductivity are key components of spintronic technologies. Here we demonstrate a novel type of spin-selective transport, based on the unusual Landau level (LL) sequence observed in…

Mesoscale and Nanoscale Physics · Physics 2023-07-04 En-Min Shih , Qianhui Shi , Daniel Rhodes , Bumho Kim , Kenji Watanabe , Takashi Taniguchi , Kun Yang , James Hone , Cory R. Dean

Since its birth in the 1990s, semiconductor spintronics has suffered from poor compatibility with ferromagnets as sources of spin. While the broken inversion symmetry of some semiconductors may alternatively allow for spin-charge…

We report on the observation of highly anisotropic viscous electronic conducting phase in amorphous WO$_{1.55}$ films that occurs below a current (I)- and frequency (f)- dependent temperature T*(I, f). At T < T*(I, f) the rotational…

Strongly Correlated Electrons · Physics 2009-11-13 Yakov Kopelevich , Robson R. da Silva , Aline Rougier , Igor A. Lukyanchuk

Recent observations of large unconventional spin-orbit torques in van der Waals (vdW) materials are driving intense interest for energy-efficient spintronic applications. A key limitation of ferromagnet (FM)/vdW heterostructures is their…

Topological insulators (TIs) are intriguing materials for advanced computing applications based on spintronics because they can host robust spin effects. For instance, TIs have intrinsically large spin generation enabled by their large…

Mesoscale and Nanoscale Physics · Physics 2025-03-11 Sharadh Jois , Gregory M. Stephen , Nick Blumenschein , Patrick J. Taylor , Aubrey T. Hanbicki , Adam L. Friedman

We study the charge and spin dependent scattering in a set of CoFeB thin films whose crystalline order is systematically enhanced and controlled by annealing at increasingly higher temperatures. Terahertz conductivity measurements reveal…

Mesoscale and Nanoscale Physics · Physics 2022-03-23 Kumar Neeraj , Apoorva Sharma , Maria Almeida , Patrick Matthes , Fabian Samad , Georgeta Salvan , Olav Hellwig , Stefano Bonetti

The recent discovery of materials hosting persistent spin texture (PST) opens an avenue for the realization of energy-saving spintronics since they support an extraordinarily long spin lifetime. However, the stability of the PST is…

Strongly Correlated Electrons · Physics 2023-02-21 Moh. Adhib Ulil Absor , Iman Santoso

Topological insulators have attracted great interest as generators of spin-orbit torques (SOTs) in spintronic devices. Bi\textsubscript{1-x}Sb\textsubscript{x} is a prominent topological insulator that has a high charge-to-spin conversion…

Materials Science · Physics 2023-10-06 Federico Binda , Stefano Fedel , Santos Francisco Alvarado , Paul Noël , Pietro Gambardella