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Related papers: Spin-orbit torques in bulk collinear antiferromagn…

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Collinear antiferromagnetic (AFM) materials have unique promise of no stray fields, display ultrafast dynamics, and being robust against perturbation filed which motivates the extensive research of antiferromagnetic spintronics. However,…

Spin-orbit coupling (SOC) is a key interaction in spintronics, allowing an electrical control of spin or magnetization and, vice versa, a magnetic control of electrical current. However, recent advances have revealed much broader…

We develop a theory for spin transported by coherent Neel dynamics through an antiferromagnetic insulator coupled to a ferromagnetic insulator on one side and a current-carrying normal metal with strong spin-orbit coupling on the other. The…

Mesoscale and Nanoscale Physics · Physics 2015-07-22 So Takei , Takahiro Moriyama , Teruo Ono , Yaroslav Tserkovnyak

We study spin-dependent electron transport through a ferromagnetic-antiferromagnetic-normal metal tunneling junction subject to a voltage or temperature bias, in the absence of spin-orbit coupling. We derive microscopic formulas for various…

Mesoscale and Nanoscale Physics · Physics 2018-09-11 Kei Yamamoto , Olena Gomonay , Jairo Sinova , Georg Schwiete

The motion of chiral magnetic domain walls (DWs) driven by spin-orbit torque (SOT) has been extensively studied in heavy metal/ferromagnet heterostructures with perpendicular magnetic anisotropy. This study specifically focuses on…

Mesoscale and Nanoscale Physics · Physics 2025-01-07 Nobuyuki Umetsu , Michael Quinsat , Susumu Hashimoto , Tsuyoshi Kondo , Masaki Kado

Current-driven spin torques in metallic spin-valves composed of antiferromagnets are theoretically studied using the non-equilibrium Green's function method implemented on a tight-binding model. We focus our attention on G-type and L-type…

Mesoscale and Nanoscale Physics · Physics 2015-06-19 Hamed Ben Mohamed Saidaoui , Xavier Waintal , Aurelien Manchon

Contrary to conventional wisdom that spin dynamics induced by current are exclusive to metallic magnets, we theoretically predict that such phenomena can also be realized in magnetic insulators, specifically in the magnetoelectric…

Materials Science · Physics 2026-04-07 R. M. Dubrovin , Z. V. Gareeva , A. V. Kimel , A. K. Zvezdin

We clarify the macroscopic symmetry and microscopic model-parameter conditions for emergence of spin-split electronic band structure in collinear antiferromagnets without atomic spin-orbit coupling. By using the microscopic multipole…

Strongly Correlated Electrons · Physics 2019-11-12 Satoru Hayami , Yuki Yanagi , Hiroaki Kusunose

Spin-orbit torques offer a promising mechanism for electrically controlling magnetization dynamics in nanoscale heterostructures. While spin-orbit torques occur predominately at interfaces, the physical mechanisms underlying these torques…

Mesoscale and Nanoscale Physics · Physics 2020-12-02 Vivek P. Amin , Paul M. Haney , Mark D. Stiles

To elucidate the origin of nematic order in FeSe, we performed field-dependent 77Se-NMR measurements on single crystals of FeSe. We observed orbital ordering from the splitting of the NMR spectra and Knight shift and a suppression of it…

We study the electronic, magnetic, and spin transport properties of the orthorhombic Mn$_{5}$Si$_{3}$ compound in the $AF2$ phase using symmetry analysis and ab-initio calculations. Our ground state energy calculations align with…

Antiferromagnetic (AFM) spintronics has been receiving tremendous attention due to their ultrafast kinetics, zero stray field, immune to external magnetic field, and potential to minimizing magnetic storage devices. The optical control of…

Materials Science · Physics 2025-06-17 Q. Xue , J. Zhou

$\alpha$-MnTe, an $A$-type collinear antiferromagnet, has recently attracted significant attention due to its pronounced spin splitting despite having net zero magnetization, a phenomenon unique for a new class of magnetism dubbed…

Materials Science · Physics 2025-03-12 Koichiro Takahashi , Hong-Fei Huang , Jie-Xiang Yu , Jiadong Zang

Electrical detection of the 180 deg spin reversal, which is the basis of the operation of ferromagnetic memories, is among the outstanding challenges in the research of antiferromagnetic spintronics. Analogous effects to the ferromagnetic…

Antiferromagnets are promising candidates for ultrafast spintronic applications, leveraging current-induced spin-orbit torques. However, experimentally distinguishing between different switching mechanisms of the staggered magnetization…

The mutual dependence of spin-dependent conduction and magnetization dynamics of ferromagnets provides the key mechanisms in various spin-dependent phenomena. We compute the response of the conduction electron spins to a spatial and time…

Materials Science · Physics 2009-11-10 S. Zhang , Z. Li

The discovery of efficient magnetization switching activated by the spin Hall effect (SHE)-induced spin-orbit torque (SOT) changed the course of magnetic random-access memory (MRAM) research and development. However, for systems with…

Mesoscale and Nanoscale Physics · Physics 2023-06-13 Chen-Yu Hu , Wei-De Chen , Yan-Ting Liu , Chao-Chun Huang , Chi-Feng Pai

In collinear magnets lacking inversion symmetry application of electric currents induces torques on the magnetization and conversely magnetization dynamics induces electric currents. The two effects, which both rely on spin-orbit…

Materials Science · Physics 2015-08-17 Frank Freimuth , Stefan Blügel , Yuriy Mokrousov

Large spin systems can exhibit unconventional types of magnetic ordering different from the ferromagnetic or N\'eel-like antiferromagnetic order commonly found in spin 1/2 systems. Spin-nematic phases, for instance, do not break…

Antiferromagnets with zero net magnetic moment, strong anti-interference and ultrafast switching speed have potential competitiveness in high-density information storage. Body centered tetragonal antiferromagnet Mn2Au with opposite spin…

Materials Science · Physics 2018-04-17 X. F. Zhou , J. Zhang , F. Li , X. Z. Chen , G. Y. Shi , Y. Z. Tan , Y. D. Gu , M. S. Saleem , H. Q. Wu , F. Pan , C. Song