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Antiferromagnets (AFMs) are presently considered as promising materials for applications in spintronics and random access memories due to the robustness of information stored in AFM state against perturbing magnetic fields (P. Wadley et…

Magnetic Weyl semimetals are expected to have extraordinary physical properties such as a chiral anomaly and large anomalous Hall effects that may be useful for future, potential, spintronics applications. However, in most known host…

Magnetic tunnel junctions (MTJs) are crucial components in high-performance spintronic devices. Traditional MTJs rely on ferromagnetic (FM) materials but significant improvements in speed and packing density could be enabled by exploiting…

Neel skyrmions are of high interest due to their potential applications in a variety of spintronic devices, currently accessible in ultrathin heavy metal/ferromagnetic bilayers and multilayers with a strong Dzyaloshinskii-Moriya…

材料科学 · 物理学 2017-04-05 Shawn D. Pollard , Joseph A. Garlow , Jiawei Yu , Zhen Wang , Yimei Zhu , Hyunsoo Yang

Antiferromagnetic (AFM) and ferromagnetic (FM) skyrmions possess unique advantages for spintronic applications. AFM skyrmions eliminate the skyrmion Hall effect and exhibit fast dynamics, whereas FM skyrmions are easier to nucleate and…

材料科学 · 物理学 2026-04-03 Xinyang Jiang , Jian Wu , Weiyi Pan

Generating and characterizing uniform and staggered spin polarization in antiferromagnets is one of the key challenges for antiferromagnetic spintronic technology. Here, we perform perturbative theory, group-theoretical symmetry analysis,…

材料科学 · 物理学 2026-05-29 Q. Xue , J. Zhou

Spin-waves in antiferromagnets hold the prospects for the development of faster, less power-hungry electronics, as well as promising physics based on spin-superfluids and coherent magnon-condensates. For both these perspectives, addressing…

介观与纳米尺度物理 · 物理学 2023-08-21 A. El Kanj , O. Gomonay , I. Boventer , P. Bortolotti , V. Cros , A. Anane , R. Lebrun

Spin-polarized antiferromagnets have recently gained significant interest because they combine the advantages of both ferromagnets (spin polarization) and antiferromagnets (absence of net magnetization) for spintronics applications. In…

材料科学 · 物理学 2024-08-29 Soho Shim , M. Mehraeen , Joseph Sklenar , Steven S. -L. Zhang , Axel Hoffmann , Nadya Mason

Symmetry plays a fundamental role in condensed matter. The unique entanglement between magnetic sublattices and alternating crystal environment in altermagnets provides a unique opportunity for designing magnetic space symmetry. There have…

材料科学 · 物理学 2024-03-13 Zhiyuan Zhou , Xingkai Cheng , Mengli Hu , Junwei Liu , Feng Pan , Cheng Song

Current-induced antiferromagnetic (AFM) switching remains critical in spintronics, yet the interplay between thermal effects and spin torques still lacks clear clarification. Here we experimentally investigate the thermally interplayed…

介观与纳米尺度物理 · 物理学 2024-10-18 Wenlong Cai , Zanhong Chen , Yuzhang Shi , Daoqian Zhu , Guang Yang , Ao Du , Shiyang Lu , Kaihua Cao , Hongxi Liu , Kewen Shi , Weisheng Zhao

It is demonstrated theoretically that a thin layer of an anisotropic antiferromagnetic (AFM) insulator can effectively conduct spin current by excitation of a pair of evanescent AFM spin wave modes. The spin current flowing through the AFM…

介观与纳米尺度物理 · 物理学 2016-06-28 Roman Khymyn , Ivan Lisenkov , Vasil S. Tiberkevich , Andrei N. Slavin , Boris A. Ivanov

Chiral magnets are materials which possess unique helical arrangements of magnetic moments, which give rise to nonreciprocal transport and fascinating physics phenomena. On the one hand, their exploration is guided by the prospects of…

材料科学 · 物理学 2025-12-10 Mingran Xu , Axel J. M. Deenen , Huixin Guo , Dirk Grundler

Searching for novel antiferromagnetic materials with large magnetotransport response is highly demanded for constructing future spintronic devices with high stability, fast switching speed, and high density. Here we report a colossal…

We present a comprehensive review of nuclear magnetic resonance (NMR) studies performed on three nanoscale molecular magnets with different configurations of geometrically frustrated antiferromagnetic (AFM) triangles, new spin frustration…

强关联电子 · 物理学 2016-12-21 Yuji Furukawa

A ferromagnet-normal-metal-ferromagnet trilayer does not conserve spin current and as a result, the conduction electrons can create a torque on the magnetic moments. When the trilayer is connected to a superconducting electrode, the spin…

超导电性 · 物理学 2007-05-23 Xavier Waintal , Piet W. Brouwer

While ferromagnets are at the heart of daily life applications, their large magnetization and resulting energy cost for switching bring into question their suitability for reliable low-power spintronic devices. Non-collinear…

Antiferromagnets (AFs) are remarkable magnetically ordered materials that due to the absence of a net magnetic moment do not generate dipolar fields and are insensitive to external magnetic field perturbations. However, it has been…

We investigate the formation and dynamics of spin textures in antiferromagnetic insulators adjacent to a heavy-metal substrate with strong spin-orbit interactions. Exchange coupling to conduction electrons engenders an effective anisotropy,…

介观与纳米尺度物理 · 物理学 2017-05-17 Ricardo Zarzuela , Yaroslav Tserkovnyak

The highly controllable ultracold atoms in a one-dimensional (1D) trap provide a new platform for the ultimate simulation of quantum magnetism. In this regard, the Neel-antiferromagnetism and the itinerant ferromagnetism are of central…

量子气体 · 物理学 2016-06-08 Lijun Yang , Xiwen Guan , Xiaoling Cui

A pure spin current generated within a nonlocal spin valve can exert a spin transfer torque on a nanomagnet. This nonlocal torque enables new design schemes for magnetic memory devices that do not require the application of large voltages…

介观与纳米尺度物理 · 物理学 2012-07-26 Lin Xue , Chen Wang , Yong-Tao Cui , Luqiao Liu , A. Swander , J. Z. Sun , R. A. Buhrman , D. C. Ralph