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相关论文: Spin waves in bilayers of transition-metal dichalc…

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Ultraflat bands have already been detected in twisted bilayer graphene and twisted bilayer transition-metal dichalcogenides, which provide a platform to investigate strong correlations. In this paper, the electronic properties of twisted…

材料科学 · 物理学 2024-03-05 Yonggang Li , Zhen Zhan , Shengjun Yuan

Two-dimensional materials with ferroelectric properties break the size effect of conventional ferroelectric materials and unlock unprecedented potentials of ferroelectric-related application at small length scales. In this work, using…

材料科学 · 物理学 2022-03-25 Bo Xu , Junkai Deng , Xiangdong Ding , Jun Sun , Jefferson Zhe Liu

We present a theoretical study of spin-dependent transport through molecular wires bridging ferromagnetic metal nanocontacts. We extend to magnetic systems a recently proposed model that provides a em quantitative explanation of the…

介观与纳米尺度物理 · 物理学 2009-11-07 Eldon Emberly , George Kirczenow

Multiferroic materials with coupled ferroelectric and ferromagnetic properties are important for multifunctional devices due to their potential ability of controlling magnetism via electric field, and vice versa. The recent discoveries of…

介观与纳米尺度物理 · 物理学 2020-02-14 Yan Lu , Ruixiang Fei , Xiaobo Lu , Linghan Zhu , Li Wang , Li Yang

Motivated by the triumph and limitation of graphene for electronic applications, atomically thin layers of group VI transition metal dichalcogenides are attracting extensive interest as a class of graphene-like semiconductors with a desired…

介观与纳米尺度物理 · 物理学 2013-04-17 Hualing Zeng , Gui-Bin Liu , Junfeng Dai , Yajun Yan , Bairen Zhu , Ruicong He , Lu Xie , Shijie Xu , Xianhui Chen , Wang Yao , Xiaodong Cui

Conventional magnonic devices use three classes of magnetostatic waves that require detailed manipulation of magnetization structure that makes the design and the device/circuitry scalability difficult tasks. Here, we demonstrate that…

介观与纳米尺度物理 · 物理学 2017-07-04 X. S. Wang , H. W. Zhang , X. R. Wang

Valley-contrasting Hall transport conventionally relies on the inversion symmetry breaking in two-dimensional systems, which greatly limits the selection range of valley materials. In particular, while monolayer transition metal…

介观与纳米尺度物理 · 物理学 2024-12-30 Zhichao Zhou , Ruijing Fang , Zhen Zhang , Xiaoyu Wang , Jiayan Rong , Xiao Li

Identifying intrinsic noncollinear magnetic order in monolayer van der Waals (vdW) crystals is highly desirable for understanding the delicate magnetic interactions at reduced spatial constraints and miniaturized spintronic applications,…

介观与纳米尺度物理 · 物理学 2023-09-29 Mao-Peng Miao , Nanshu Liu , Wen-Hao Zhang , Dao-Bo Wang , Wei Ji , Ying-Shuang Fu

Van der Waals heterostructures of atomically thin layers with rotational misalignments, such as twisted bilayer graphene, feature interesting structural moir\'e superlattices. Due to the quantum coupling between the twisted atomic layers,…

We study the spin-resolved transport through magnetic nanostructures in monolayer and bilayer graphene. We take into account both the orbital effect of the inhomogeneous perpendicular magnetic field as well as the in-plane spin splitting…

介观与纳米尺度物理 · 物理学 2009-11-04 L. Dell'Anna , A. De Martino

The influence of the Dzyaloshinskii-Moriya interaction in ultra-thin ferromagnetic films and chiral magnonic crystals on the behavior of spin waves is reviewed. During the last decade, it has been shown, both theoretically and…

介观与纳米尺度物理 · 物理学 2019-06-06 Rodolfo A. Gallardo , David Cortés-Ortuño , Roberto E. Troncoso , Pedro Landeros

Two-dimensional altermagnets exhibit exceptional potential for low-power spintronics via nonrelativistic spin splitting and zero net magnetization. Here, we systematically investigate the influence of interlayer interactions on the…

材料科学 · 物理学 2026-03-25 Siqi Xu , Qilong Cui , Shaowen Xu , Xianbo Chenwei , Jiahao Zhang , Ruixue Li , Yuan Li , Gaofeng Xu , Fanhao Jia

We theoretically and numerically investigate spin waves that occur in systems of classical magnetic dipoles that are arranged at the vertices of a regular polygon and interact solely via their magnetic fields. There are certain limiting…

其他凝聚态物理 · 物理学 2017-04-05 H. -J. Schmidt , C. Schröder , M. Luban

Thin van der Waals (vdW) layered magnetic materials disclose the possibility to realize vdW heterostructures with new functionalities. Here we report on the realization and investigation of tunneling spin valves based on van der Waals…

介观与纳米尺度物理 · 物理学 2018-06-15 Zhe Wang , Deepak Sapkota , Takashi Taniguchi , Kenji Watanabe , David Mandrus , Alberto F. Morpurgo

We observe strongly nonlinear spin dynamics in ferro-/antiferro-magnetic multilayers, controlled by the number of bilayers in the system, layer thicknesses, as well as temperature, peaking in magnitude near the N\'eel point of the…

介观与纳米尺度物理 · 物理学 2025-06-23 O. Busel , D. Polishchuk , A. Kravets , V. Korenivski

Theory of spin-orbit coupling in bilayer graphene is presented. The electronic band structure of the AB bilayer in the presence of spin-orbit coupling and a transverse electric field is calculated from first-principles using the linearized…

介观与纳米尺度物理 · 物理学 2012-03-28 Sergej Konschuh , Martin Gmitra , Denis Kochan , Jaroslav Fabian

Manipulation of spin-polarized electronic states of two-dimensional (2D) materials under ambient conditions is necessary for developing new quantum devices with small physical dimensions. Here, we explore spin-dependent electronic…

介观与纳米尺度物理 · 物理学 2021-11-24 Rajibul Islam , Barun Ghosh , Carmine Autieri , Sugata Chowdhury , Arun Bansil , Amit Agarwal , Bahadur Singh

Monolayer transition metal dichalcogenides have emerged as prominent candidates to explore the complex interplay between the spin and the valleys degrees of freedom. The strong spin-orbit interaction and broken inversion symmetry within…

Equilibrium properties of electrons in double-heterojunction AlGaAs/GaAs\AlGaAs structures are investigated theoretically, using a full self-consistent numerical method. The transition from single to bilayer electron systems is discussed…

凝聚态物理 · 物理学 2016-08-31 L. Smrcka , T. Jungwirth

Spin waves in magnetic insulators are low-damping signal carriers that could enable a new generation of spintronic devices. The excitation, control, and detection of spin waves by metal electrodes is crucial for interfacing these devices to…

介观与纳米尺度物理 · 物理学 2021-12-14 Iacopo Bertelli , Brecht G. Simon , Tao Yu , Jan Aarts , Gerrit E. W. Bauer , Yaroslav M. Blanter , Toeno van der Sar