中文
相关论文

相关论文: Nanoscale magnetism and magnetic phase transitions…

200 篇论文

Atomically thin van der Waals (vdW) magnets have emerged as a fascinating platform for the exploration of novel physical phenomena arising from their reduced dimensionality and exceptional material properties. Their single-crystalline…

The recent discovery of two-dimensional (2D) van der Waals (vdW) magnetic materials has provided new, unprecedented opportunities for both fundamental science and technological applications. Unlike three-dimensional (3D) magnetic systems,…

材料科学 · 物理学 2023-03-13 Manh-Huong Phan

In two-dimensional van der Waals magnetic materials, the interplay between magnetism and electron correlation can give rise to new ground states and lead to novel transport and optical properties. A fundamental question in these materials…

CrSBr, a layered anisotropic van der Waals antiferromagnet, has recently emerged as a versatile platform where strong coupling between optical excitations and magnetic order enables magneto-optical control in low dimensions. While…

VBr$_3$ is a van der Waals antiferromagnet below the N\'eel temperature of 26.5 K with a saturation moment of 1.2 mB/f.u. above the metamagnetic transitions detected in the in-plane and out-of-plane directions. To reveal the AFM structure…

Spin-waves have been studied for data storage, communication and logic circuits in the field of spintronics based on their potential to substitute electrons. Recent discovery of magnetism in two-dimensional (2D) systems such as monolayer…

Here, we investigate the role of the interlayer magnetic ordering of CrSBr in the framework of $\textit{ab initio}$ calculations and by using optical spectroscopy techniques. These combined studies allow us to unambiguously determine the…

In materials with one-dimensional electronic bands, electron-electron interactions can produce intriguing quantum phenomena, including spin-charge separation and charge density waves (CDW). Most of these systems, however, are non-magnetic,…

The theoretical description of quantum phase transition, induced by the external magnetic field, into antiferromagnetic state in the van Vleck - singlet - magnet with a single-ion anisotropy of "easy-plane" type and ion spin S=1 is…

统计力学 · 物理学 2009-11-13 V. M. Kalita , I. M. Ivanova , V. M. Loktev

In twisted two-dimensional (2D) magnets, the stacking dependence of the magnetic exchange interaction can lead to regions of ferromagnetic and antiferromagnetic interlayer order, separated by non-collinear, skyrmion-like spin textures.…

Polymorphism, commonly denoting the variety of molecular or crystal structures, is a vital element in many natural science disciplines. In van der Waals layered antiferromagnets, a new type of magnetic polymorphism is allowed by having…

介观与纳米尺度物理 · 物理学 2024-10-07 Zeyuan Sun , Canyu Hong , Yi Chen , Zhiyuan Sheng , Shuang Wu , Zhanshan Wang , Bokai Liang , Wei-Tao Liu , Zhe Yuan , Yizheng Wu , Qixi Mi , Zhongkai Liu , Jian Shen , Shiwei Wu

Moir\'e superlattices in van der Waals structures can be used to control the electronic properties of the material and lead to emergent correlated and topological phenomena. Its first demonstration in van der Waals magnets exhibited…

Spin-mechanical coupling is vital in diverse fields including spintronics, sensing and quantum transduction. Two-dimensional (2D) magnetic materials provide a unique platform for investigating spin-mechanical coupling, attributed to their…

介观与纳米尺度物理 · 物理学 2024-08-07 Fan Fei , Yulu Mao , Wuzhang Fang , Wenhao Liu , Jack P. Rollins , Aswin L. N. Kondusamy , Bing Lv , Yuan Ping , Ying Wang , Jun Xiao

Chromium triiodide, CrI$_3$, is emerging as a promising magnetic two-dimensional semiconductor where spins are ferromagnetically aligned within a single layer. Potential applications in spintronics arise from an antiferromagnetic ordering…

It has been long hoped that the realization of long-range ferromagnetic order in two-dimensional (2D) van der Waals (vdW) crystals, combined with their rich electronic and optical properties, would open up new possibilities for magnetic,…

介观与纳米尺度物理 · 物理学 2017-05-02 Cheng Gong , Lin Li , Zhenglu Li , Huiwen Ji , Alex Stern , Yang Xia , Ting Cao , Wei Bao , Chenzhe Wang , Yuan Wang , Z. Q. Qiu , R. J. Cava , Steven G. Louie , Jing Xia , Xiang Zhang

Two-dimensional (2D) magnetism in atomically thin van der Waals (vdW) monolayers and heterostructures has attracted significant attention due to its promising potential for next-generation spintronic and quantum technologies. A key factor…

材料科学 · 物理学 2025-08-08 Yusheng Hou , Ruqian Wu

Optically addressable spin defects in three-dimensional (3D) crystals and two-dimensional (2D) van der Waals (vdW) materials are revolutionizing nanoscale quantum sensing. Spin defects in one-dimensional (1D) vdW nanotubes will provide…

介观与纳米尺度物理 · 物理学 2024-09-09 Xingyu Gao , Sumukh Vaidya , Saakshi Dikshit , Peng Ju , Kunhong Shen , Yuanbin Jin , Shixiong Zhang , Tongcang Li

Two-dimensional (2D) ferromagnets have recently drawn extensive attention, and here we study the electronic structure and magnetic properties of the bulk and monolayer of CrSBr, using first-principles calculations and Monte Carlo…

材料科学 · 物理学 2021-10-25 Ke Yang , Guangyu Wang , Lu Liu , Di Lu , Hua Wu

We conduct a comprehensive study of three different magnetic semiconductors, CrI$_3$, CrBr$_3$, and CrCl$_3$, by incorporating both few- and bi-layer samples in van der Waals tunnel junctions. We find that the interlayer magnetic ordering,…

Nonlinear magnetoconductivity (NLMC) is a nonreciprocal transport response arising in non-centrosymmetric materials. However, this ordinary NLMC signal vanishes at zero magnetic field, limiting its potential for applications. Here, we…