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Related papers: Anisotropic light-tailored RKKY interaction in two…

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Altermagnets represent a novel category of magnetic materials characterized by zero net magnetization yet featuring spin-split band structures, and they demonstrate distinctive orbital-spin locking phenomena. Commencing from the minimal…

Mesoscale and Nanoscale Physics · Physics 2026-04-15 Shihao Zhang

Magnetic impurities embedded in a metal interact via an effective Ruderman-Kittel-Kasuya-Yosida (RKKY) coupling mediated by the conduction electrons, which is commonly assumed to be long ranged, with an algebraic decay in the inter-impurity…

Strongly Correlated Electrons · Physics 2015-03-05 Andrew Allerdt , C. A. Busser , G. B. Martins , A. E. Feiguin

In the present paper an influence of the anisotropic antisymmetric exchange interaction, the Dzialoshinskii-Moriya (DM) interaction, on entanglement of two qubits in various magnetic spin models, including the pure DM model and the most…

Quantum Physics · Physics 2008-04-07 Zeynep Nilhan Gurkan , Oktay K. Pashaev

Recent progress in spintronics within the paradigm of altermagnets (AMs) opens new avenues for next-generation electronic device design. Here, we establish a spin-corner locking mechanism that generates second-order topological states in…

Mesoscale and Nanoscale Physics · Physics 2025-10-20 Ning-Jing Yang , Zhigao Huang , Jian-Min Zhang

Recent works have predicted materials featuring bands with a large spin-splitting distinct from ferromagnetic and relativistically spin-orbit coupled systems. Materials displaying this property are known as altermagnets and feature a…

Superconductivity · Physics 2023-08-15 Chi Sun , Arne Brataas , Jacob Linder

Altermagnet is an emerging antiferromagnetic material subclass that exhibits spin-splitting in momentum space without net global magnetization and spin-orbit-coupling effect. In this work, we develop a model of thermal charge injection…

Mesoscale and Nanoscale Physics · Physics 2023-10-18 Yee Sin Ang

Altermagnetism combines momentum-dependent spin splitting of opposite-spin channels with zero net magnetization, enabling electric-field control of spin transport that is robust against external magnetic fields. Although widely explored in…

Materials Science · Physics 2026-04-21 Hongde Yu , Thomas Brumme , Thomas Heine

We theoretically investigate the features of Ruderman-Kittel-Kasuya-Yosida (RKKY) exchange interaction between two magnetic impurities, mediated by the interfacial bound states inside a domain wall (DW). The latter separates the two regions…

Mesoscale and Nanoscale Physics · Physics 2021-03-17 Ganesh C. Paul , SK Firoz Islam , Paramita Dutta , Arijit Saha

We propose a method to determine the magnetic exchange interaction and on-site anisotropy tensors of extended Heisenberg spin models from density functional theory including relativistic effects. The method is based on the…

A variety of distinct anisotropic exchange interactions commonly exist in one magnetic material due to complex crystal, magnetic and orbital symmetries. Here we investigate the effects of multiple anisotropic exchange interactions on…

Strongly Correlated Electrons · Physics 2025-12-29 Jin-Yu Ni , Xia-Ming Zheng , Peng-Tao Wei , Da-Yong Liu , Liang-Jian Zou

The Dzyaloshinskii-Moriya interaction (DMI) has drawn great attention as it stabilizes magnetic chirality, with important implications in fundamental and applied research. This antisymmetric exchange interaction is induced by the broken…

The recently discovered altermagnets exhibit collinear magnetic order with zero net magnetization but with unconventional spin-polarized d/g/i-wave band structures, expanding the known paradigms of ferromagnets and antiferromagnets. In…

We present a phenomenological theory of altermagnets, that captures their unique magnetization dynamics and allows modelling magnetic textures in this new magnetic phase. Focusing on the prototypical d-wave altermagnets, e.g. RuO$_2$, we…

Mesoscale and Nanoscale Physics · Physics 2024-07-30 O. Gomonay , V. P. Kravchuk , R. Jaeschke-Ubiergo , K. V. Yershov , T. Jungwirth , L. Šmejkal , J. van den Brink , J. Sinova

We consider Mn-doped bulk zinc-blende semiconductors described by the 4 $ \times$ 4 Luttinger Hamiltonian. In these semiconductors, Mn atom acts as an acceptor providing the system a mobile hole, and also acts like a magnetic impurity of…

Mesoscale and Nanoscale Physics · Physics 2019-06-24 Sonu Verma , Arijit Kundu , Tarun Kanti Ghosh

It is generally believed that superconductivity only weakly affects the indirect exchange between magnetic impurities. If the distance r between impurities is smaller than than the superconducting coherence length (r < \xi), this exchange…

Mesoscale and Nanoscale Physics · Physics 2015-06-17 Norman Y. Yao , Leonid I. Glazman , Eugene A. Demler , Mikhail D. Lukin , Jay D. Sau

Proposals for novel spin-orbitronic logic1 and memory devices2 are often predicated on assumptions as to how materials with large spin-orbit coupling interact with ferromagnets when in contact. Such interactions give rise to a host of novel…

Mesoscale and Nanoscale Physics · Physics 2015-08-05 Hans T. Nembach , Justin M. Shaw , Mathias Weiler , Emilie Jué , Thomas J. Silva

The coexistence of Rashba and Dresselhaus spin-orbit interactions (SOIs) in semiconductor quantum wells leads to an anisotropic effective field coupled to carriers' spins. We demonstrate a gate-controlled anisotropy in Aharonov-Casher (AC)…

Mesoscale and Nanoscale Physics · Physics 2018-12-12 Fumiya Nagasawa , Andres A. Reynoso , José Pablo Baltanás , Diego Frustaglia , Henri Saarikoski , Junsaku Nitta

The interplay of charge and spin orders lies at the heart of correlated electron physics and plays a critical role in the emergence of unconventional quantum phases. Kagome magnets provide a particularly promising platform to investigate…

Strongly Correlated Electrons · Physics 2025-10-07 Zihao Huang , Chenchao Xu , Yande Que , Yi Liu , Ranjith Shivajirao , Zheng Jue Tong , Amit Kumar , Chao Cao , Guang-Han Cao , Hong-Jun Gao , Bent Weber

Altermagnets exhibit momentum-dependent spin splitting without net magnetization, combining characteristics of both ferromagnets and antiferromagnets, making them highly interesting for spintronics applications. CrSb is a prime candidate…

Strongly Correlated Electrons · Physics 2025-10-02 Brahim Marfoua , Mohammad Amirabbasi , Marcus Ekholm

Interfacial Dzyaloshinskii-Moriya interaction (iDMI) in interlayer exchange coupled (IEC) Pt/Co$_{20}$Fe$_{60}$B$_{20}$(1.12 nm)/Ru/Co$_{20}$Fe$_{60}$B$_{20}$(1.12 nm) systems have been studied theoretically and experimentally. Vibrating…