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Related papers: RKKY interaction in altermagnets with adiabatic el…

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Motivated by the discovery of superconductivity in KTaO3-based heterostructures, we study a pairing mechanism based on spin-orbit assisted coupling between the conduction electrons and the ferroelectric modes present in the material. We use…

Exchange interactions with itinerant electrons are known to act as a relaxation mechanism for individual local spins. The same exchange interactions are also known to induce the so called RKKY indirect exchange interaction between two…

Mesoscale and Nanoscale Physics · Physics 2017-04-12 F. Delgado , J. Fernández-Rossier

We theoretically investigate the indirect signatures of the tilted anisotropic Dirac cones on Ruderman-Kittel-Kasuya-Yosida (RKKY) exchange interaction in a two dimensional polymorph of boron atoms. Unlike the case of isotropic non-tilted…

Mesoscale and Nanoscale Physics · Physics 2019-05-01 Ganesh C. Paul , SK Firoz Islam , Arijit Saha

We investigate the Ruderman-Kittel-Kasuya-Yosida (RKKY) interaction arising from the hyperfine coupling between localized nuclear spins and conduction electrons in interacting $^{13}$C carbon nanotubes. Using the Luttinger liquid formalism,…

Mesoscale and Nanoscale Physics · Physics 2015-12-23 Chen-Hsuan Hsu , Peter Stano , Jelena Klinovaja , Daniel Loss

We investigate the interplay between relativistic spin-momentum locking arising from altermagnetism and various forms of inversion symmetry breaking. Depending on the symmetry breaking, this can give rise to Rashba-type spin-orbit coupling…

Materials Science · Physics 2026-05-19 Amar Fakhredine , Giuseppe Cuono , Jan Skolimowski , Silvia Picozzi , Carmine Autieri

We study the carrier-mediated exchange interaction, the so-called RKKY coupling, between two magnetic moments in graphene using exact diagonalization on the honeycomb lattice. By using the tight-binding nearest neighbor band structure of…

Mesoscale and Nanoscale Physics · Physics 2013-05-29 Annica M. Black-Schaffer

Altermagnets host intrinsically chirality-splitting spin waves, which offer an ideal platform for chirality-based computing with low energy consumption and fast dynamics. However, achieving precise and efficient control over spin-wave…

Mesoscale and Nanoscale Physics · Physics 2025-10-29 Wen-Tong Li , Yu-Biao Wu , Lin Zhuang , Jian-Tao Wang , Wu-Ming Liu

Altermagnets recently came into the spotlight as a new class of magnetic materials, arising as a consequence of specific crystal symmetries. They are characterized by a spin-polarized electronic band structure similar to ferromagnets, but…

We consider the spin dynamics of a normal metal-ferromagnet heterostructure, with emphasis on spin-nutation terms arising from a dynamical Ruderman-Kittel-Kasuya-Yosida (RKKY) interaction. We find that the spin-nutation term is anisotropic…

Mesoscale and Nanoscale Physics · Physics 2025-04-30 Christian Svingen Johnsen , Asle Sudbø

Noncentrosymmetric superconductors with broken inversion symmetry $P$ offer rich physical phenomena such as the upper critical magnetic field $H_{c2}$ beyond the Pauli limit and magnetoelectric effect. The relativistic spin-orbit…

Superconductivity · Physics 2018-07-12 Ryohei Wakatsuki , Naoto Nagaosa

We present a comprehensive theoretical analysis of magnetic heterostructures composed of ferromagnetic (FM) layers interfaced with three-dimensional topological insulators (TIs). Integrating out the topological surface states and computing…

Mesoscale and Nanoscale Physics · Physics 2026-01-13 Christian Svingen Johnsen , Asle Sudbø

We consider a spin-fermion model consisting of free electrons coupled to classical spins, where the latter are embedded in a quasi one-dimensional superlattice structure consisting of spin blocks separated by spinless buffers. Using a…

Strongly Correlated Electrons · Physics 2020-09-30 Sabyasachi Tarat , Jian Li , Richard T. Scalettar , Rubem Mondaini

The broken inversion symmetry at interfaces of complex oxides gives rise to emergent phenomena, including ferromagnetism and Rashba spin-orbit coupling (SOC), which profoundly influence the electronic structure by entangling spin and…

Inspired by the recent discovery of metallic spin supersolidity and its giant magnetocaloric effect in the rare-earth alloy EuCo$_2$Al$_9$ [Nature 651, 61 (2026)], we perform a combined study through electronic structure analysis, effective…

Strongly Correlated Electrons · Physics 2026-03-26 Ning Xi , Xitong Xu , Guoliang Wu , Mingfang Shu , Hao Chen , Yuan Gao , Zhentao Wang , Gang Su , Jie Ma , Zhe Qu , Xi Chen , Wei Li

We extend the original work of Ruderman, Kittel, Kasuya, and Yosida (RKKY) on the interaction between two magnetic moments embedded in an electron gas to the case where the electron gas is spin polarized. The broken symmetry of a host…

Strongly Correlated Electrons · Physics 2015-11-25 Mohammad Mahdi Valizadeh , Sashi Satpathy

We study the Ruderman-Kittle-Kasuya-Yosida (RKKY) interaction in a monolayer MoS$_2$. We show that the rotation of the itinerant electron spin due to the spin-orbit coupling causes a twisted interaction between two magnetic adatoms which…

Mesoscale and Nanoscale Physics · Physics 2015-06-12 F. Parhizgar , H. Rostami , Reza Asgari

We numerically investigate finite-momentum superconductivity in noncentrosymmetric metallic altermagnets with $d$-wave spin-splitting and strong Rashba-type spin-orbit coupling. Focusing on a stripe phase in which Cooper pairs acquire…

Superconductivity · Physics 2026-04-21 Kohei Mukasa , Yusuke Masaki

The Ruderman-Kittel-Kasuya-Yosida (RKKY) interaction between two magnetic $s$-$d$ spin impurities across a tunneling junction is studied when the system is driven out of equilibrium through biasing the junction. The nonequilibrium situation…

Condensed Matter · Physics 2009-10-28 N. F. Schwabe , Ned S. Wingreen , R. J. Elliott

We study theoretically the Ruderman-Kittel-Kasuya-Yosida (RKKY) interaction in one- and two-dimensions in presence of a Rashba spin-orbit (SO) coupling. We show that rotation of the spin of conduction electrons due to SO coupling causes a…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Hiroshi Imamura , Patrick Bruno , Yasuhiro Utsumi

We demonstrate that the Ruderman-Kittel-Kasuya-Yosida (RKKY) interaction in graphene can be strongly modified by a time-periodic driving field even in the weak drive regime. This effect is due to the opening of a dynamical band gap at the…

Mesoscale and Nanoscale Physics · Physics 2020-08-19 Modi Ke , Mahmoud M. Asmar , Wang-Kong Tse