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Related papers: Spin transistor built on 2D van der Waals heterost…

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Recently, optically active spin defects embedded in van der Waals (vdW) crystals have emerged as a transformative quantum sensing platform to explore cutting-edge materials science and quantum physics. Taking advantage of excellent…

Using Fe/GaAs Schottky tunnel barriers as electrical spin detectors, we show that the magnitude and sign of their spin-detection sensitivities can be widely tuned with the voltage bias applied across the Fe/GaAs interface. Experiments and…

Multi-functional manipulation of magnetic topological textures such as skyrmions and bimerons in energy-efficient ways is of great importance for spintronic applications, but still being a big challenge. Here, by first-principles…

Materials Science · Physics 2023-11-01 Zhong Shen , Shuai Dong , Xiaoyan Yao

In this work we report efficient out-of-plane spin injection and detection in an all-van der Waals based heterostructure using only exfoliated 2D materials. We demonstrate spin injection by measuring spin-valve and Hanle signals in…

Magnetic skyrmions are vortex-like, swirls of magnetisation whose topological protection and particle-like nature have suggested them to be suitable for a number of novel spintronic devices. One such application is skyrmionic computing,…

A Datta-Das spin field-effect transistor is built of a heterostructure with a Rashba spin-orbit interaction (SOI) at the interface (or quantum well) separating two possibly magnetized reservoirs. The particle and spin currents between the…

Mesoscale and Nanoscale Physics · Physics 2020-10-01 K. Sarkar , A. Aharony , O. Entin-Wohlman , M. Jonson , R. I. Shekhter

We propose a new class of magnetic proximity effects based on the spin dependent hybridization between the electronic states at the Fermi energy in a non-magnetic conductor and the narrow spin split bands of a ferromagnetic insulator.…

Mesoscale and Nanoscale Physics · Physics 2023-12-20 C. Cardoso , A. T. Costa , A. H. MacDonald , J. Fernández-Rossier

Tuning the electric properties of crystalline solids is at the heart of material science and electronics. Generating the electric field-effect via an external voltage is a clean, continuous and systematic method. Here, utilizing the unique…

Mesoscale and Nanoscale Physics · Physics 2020-05-12 Yue Li , Chen Chen , Wei Li , Xiaoyu Mao , Heng Liu , Jianyong Xiang , Anmin Nie , Zhongyuan Liu , Wenguang Zhu , Hualing Zeng

We report experimental investigations of spin-to-charge current conversion and charge transfer dynamics (CT) at the interface of graphene/WS$_2$ van der Waals heterostructure. Pure spin current was produced by the spin precession in the…

In this paper, we demonstrate by simulation the general usability of an electrostatically doped and electrically reconfigurable planar field-effect transistor (FET) structure. The device concept is partly based on our already published and…

Materials Science · Physics 2014-05-30 Tillmann Krauss , Frank Wessely , Udo Schwalke

In a recent e-print [cond-mat/0603260] Hall and Flatte claim that a particular spin based field effect transistor (SPINFET), which they have analyzed, will have a lower threshold voltage, lower switching energy and lower leakage current…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 S. Bandyopadhyay , M. Cahay

Antiferromagnetic spintronics have attracted wide attention due to its great potential in constructing ultra-dense and ultra-fast antiferromagnetic memory that suits modern high-performance information technology. The electrical 180o…

The emergence of two-dimensional (2D) layered magnetic materials has opened an exciting playground for both fundamental studies of magnetism in 2D and explorations of spinbased applications. Remarkable properties, including spin filtering…

Mesoscale and Nanoscale Physics · Physics 2021-02-02 Xiao-Xiao Zhang , Lizhong Li , Daniel Weber , Joshua Goldberger , Kin Fai Mak , Jie Shan

Strain can efficiently modulate the bandgap and carrier mobilities in two-dimensional (2D) materials. Conventional mechanical strain-application methodologies that rely on flexible, patterned or nano-indented substrates are severely limited…

Recent experiments have demonstrated efficient spin transfer across layers in the van der Waals heterostructure composed of WTe2 and Fe3GeTe2, signaling a potential breakthrough in developing all-van der Waals spin-orbit torque devices.…

Materials Science · Physics 2025-11-24 H. L. Ning , M. Q. Dong , X. Zhang , J. S. Huang , B. Liu , Zhi-Xin Guo , Y. Dong

Injecting spins into a semiconductor channel and transforming the spin information into a significant electrical output signal is a long standing problem in spintronics. Actually, this is the prerequisite of several concepts of spin…

Materials Science · Physics 2009-11-11 A. Fert , J. -M. George , H. Jaffres , R. Mattana

The integration of magnetic material with semiconductors has been fertile ground for fundamental science as well as of great practical interest toward the seamless integration of information processing and storage. Here we create van der…

Controlling magnetism in low dimensional materials is essential for designing devices that have feature sizes comparable to several critical length scales that exploit functional spin textures, allowing the realization of low-power…

We present a systematic first-principles investigation of linear-response spin-dependent quantum transport in the van der Waals ferromagnets Fe$_3$GeTe$_2$, Fe$_4$GeTe$_2$, Fe$_5$GeTe$_2$, and Fe$_3$GaTe$_2$. Using density functional theory…

Materials Science · Physics 2025-09-09 Anita Halder , Declan Nell , Akash Bajaj , Stefano Sanvito , Andrea Droghetti

Van der Waals (vdW) heterostructures, stacking different two-dimensional materials, have opened up unprecedented opportunities to explore new physics and device concepts. Especially interesting are recently discovered two-dimensional…

Materials Science · Physics 2019-09-04 Xinlu Li , Evgeny Y. Tsymbal , Jing-Tao Lü , Jia Zhang , Long You , Yurong Su