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The concept of low-voltage depletion and accumulation of electron charge in semiconductors, utilized in field-effect transistors (FETs), is one of the cornerstones of current information processing technologies. Spintronics which is based…

We propose a device in which the spin-polarized AC plasmon mode in the surface state of a topological insulator nanostructure induces a static spin accumulation in a resonant, normal metal structure coupled to it. Using a finite-difference…

介观与纳米尺度物理 · 物理学 2011-01-11 Ian Appelbaum , H. D. Drew , M. S. Fuhrer

A hybrid structure combining the advantages of topological insulator (TI), dielectric ferromagnet (FM), and graphene is investigated to realize the electrically controlled correlation between electronic and magnetic subsystems for…

介观与纳米尺度物理 · 物理学 2014-07-11 Xiaopeng Duan , Yuriy G. Semenov , Ki Wook Kim

The synergy of ferroicity with altermagnetism offers a novel platform for designing multifunctional altermagnetic-spintronic device technology. In this work, we propose a mechanism to achieve nonvolatile electrical manipulation of spin and…

材料科学 · 物理学 2026-03-12 Rui Peng , Guangxu Su , Yangyang Fan , Jiaan Li , Fanxin Liu , Yee Sin Ang

The notion of decoupling of spin and charge currents is one of the basic principles underlying the rapidly expanding feld of Spintronics. However, no direct demonstration of the phenomenon exists. We report a novel measurement, in which a…

介观与纳米尺度物理 · 物理学 2015-06-25 M. Urech , V. Korenivski , N. Poli , D. B. Haviland

Single magnetic molecules may be the smallest functional magnets. An electric-field controllable spin state of magnetic molecules is of fundamental importance for applications while its realization remains challenging. To date the observed…

材料科学 · 物理学 2022-12-16 Yan Lu , Yunlong Wang , Linghan Zhu , Li Yang , Li Wang

The injection, propagation and detection of spin currents are essential physical processes in spintronics. So far, the separation of charge and spin currents was facilitated by the electrical spin injection from a ferromagnet (FM) or the…

Spin-phonon coupling is the main drive of spin relaxation and decoherence in solid-state semiconductors at finite temperature. Controlling this interaction is a central problem for many disciplines, ranging from magnetic resonance to…

材料科学 · 物理学 2022-08-23 Alessandro Lunghi

Superconducting spintronics has emerged in the last decade as a promising new field that seeks to open a new dimension for nanoelectronics by utilizing the internal spin structure of the superconducting Cooper pair as a new degree of…

Exploring novel strategies to manipulate the order parameter of magnetic materials by electrical means is of great importance, not only for advancing our understanding of fundamental magnetism, but also for unlocking potential practical…

应用物理 · 物理学 2024-03-04 L. Chen , Y. Sun , S. Mankovsky , T. N. G. Meier , M. Kronseder , H. Ebert , D. Weiss , C. H. Back

Engineering and controlling heat and spin transport on the femtosecond time-scale in spintronic devices opens up new ways to manipulate magnetization with unprecedented speed. Yet the underlying reversal mechanisms remain poorly understood…

介观与纳米尺度物理 · 物理学 2026-02-04 Harjinder Singh , Alberto Anadón , Junta Igarashi , Quentin Remy , Stéphane Mangin , Michel Hehn , Jon Gorchon , Gregory Malinowski

Fully-compensated ferrimagnets exhibit zero net magnetic moment yet display non-relativistic global spin splitting, making them highly advantageous for constructing high-performance spintronic devices. The general strategy is to break the…

材料科学 · 物理学 2025-07-16 San-Dong Guo , Shaobo Chen , Guangzhao Wang

Electric field control of magnetism is the key to many next generation spintronics applications1. Ferroelectric control of spin polarization2,3 followed by the electrically driven repeatable magnetization reversal in the absence of applied…

材料科学 · 物理学 2016-01-14 Gaurav Vats , Ashok Kumar , Ram S. Katiyar , Nora Ortega

The objective of this paper is to draw attention to a possible new approach for measuring the spin excitation spectrum of a spin array by placing it in intimate contact with the channel of a spin-valve device in an anti-parallel (AP)…

介观与纳米尺度物理 · 物理学 2009-11-11 Sayeef Salahuddin , Supriyo Datta

Spintronics uses spins, the intrinsic angular momentum of electrons, as an alternative for the electron charge. Its long-term goal is in the development of beyond-Moore low dissipation technology devices. Recent progress demonstrated the…

介观与纳米尺度物理 · 物理学 2018-09-14 R. Lebrun , A. Ross , S. A. Bender , A. Qaiumzadeh , L. Baldrati , J. Cramer , A. Brataas , R. A. Duine , M. Kläui

Spin-polarized antiferromagnets (AFMs), including altermagnets, noncollinear AFMs, and two-dimensional layer-polarized AFMs, have emerged as transformative materials for next-generation spintronic and optoelectronic technologies. These…

材料科学 · 物理学 2025-06-23 Zhenzhou Guo , Xiaotian Wang , Wenhong Wang , Gang Zhang , Xiaodong Zhou , Zhenxiang Cheng

Spin squeezing serves as both a fundamental witness of quantum entanglement and a critical resource for quantum-enhanced metrology. While generating substantial spin squeezing in finite-range interacting systems remains challenging, such…

量子物理 · 物理学 2026-04-01 Ang Li , Ling-Na Wu , Li You

A general definition of the Spintronics concept of spin-pumping is proposed as generalized forces conjugated to the spin degrees of freedom in the framework of the theory of mesoscopic non-equilibrium thermodynamics. It is shown that at…

介观与纳米尺度物理 · 物理学 2015-05-20 J. -E. Wegrowe , H. -J. Drouhin

Spin-dynamics techniques can now be used to study the deterministic time-dependent behavior of magnetic systems containing over 10^5 spins with quite good accuracy. This approach will be introduced, including the theoretical foundations of…

统计力学 · 物理学 2009-10-31 D. P. Landau , Alex Bunker , Hans Gerd Evertz , M. Krech , Shan-Ho Tsai

Superfluid spin transport $-$ dissipationless transport of spin $-$ is theoretically studied in a ferromagnetic insulator with easy-plane anisotropy. We consider an open geometry where spin current is injected into the ferromagnet from one…

介观与纳米尺度物理 · 物理学 2015-06-17 So Takei , Yaroslav Tserkovnyak