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The dispersive interaction between a qubit and a cavity is ubiquitous in circuit and cavity quantum electrodynamics. It describes the frequency shift of one quantum mode in response to excitations in the other, and in closed systems is…

Quantum Physics · Physics 2024-03-12 Ying-Ying Wang , Yu-Xin Wang , Sean van Geldern , Thomas Connolly , Aashish A. Clerk , Chen Wang

We investigate the pairwise thermal quantum discord in a three-qubit XXZ model with Dzyaloshinskii-Moriya (DM) interaction. We find that the DM interaction can increase quantum discord to a fixed value in the anti- ferromagnetic system, but…

Quantum Physics · Physics 2015-05-27 Li jun Tian , Yi ying Yan , Li guo Qin

Quantum entanglement is a key resource for quantum information processing and sensing, but it is severely degraded by environmental noise. We extend the previous study by Moosavi Khansari and Kazemi Hasanvand [27] of entanglement dynamics…

Quantum Physics · Physics 2026-05-12 Seyed Mohsen Moosavi Khansari

Giant atoms are artificial atoms that can couple to a waveguide non-locally. Previous works have shown that two giant atoms in a braided configuration can interact through one-dimensional (1D) infinite and chiral waveguides, with both…

Quantum Physics · Physics 2026-02-06 Jie Liu , Yue Cai , Lei Tan

Topological magnetic excitations rooted in Dzyaloshinskii-Moriya interaction (DMI) are promising information carriers for next-generation memory and spintronic devices. The recently discovered two-dimensional (2D) magnets provide fertile…

Materials Science · Physics 2021-11-23 Shunhong Zhang , Xiaoyin Li , Huisheng Zhang , Ping Cui , Xiaohong Xu , Zhenyu Zhang

The antisymmetric Dzyaloshinkii-Moriya interaction (DMI) arises in systems with broken inversion symmetry and strong spin-orbit coupling. In conjunction with the isotropic and symmetric exchange interaction, magnetic anisotropy, the dipolar…

Mesoscale and Nanoscale Physics · Physics 2024-02-02 Evelyn Pratami Sinaga , Michael P. Adams , Eddwi H. Hasdeo , Andreas Michels

In this study, we engineer the Dzyaloshinskii-Moriya interaction mediated by photons to emulate ground-state chiral current based on three-level atoms driven by quantum and classical fields. We employ adiabatic elimination techniques to…

Quantum Physics · Physics 2024-03-19 Shuyue Wang , Wuji Zhang , Chunfang Sun , Chunfeng Wu , Gangcheng Wang

Recent studies have shown that material structures, which lack structural inversion symmetry and have high spin-orbit coupling can exhibit chiral magnetic textures and skyrmions which could be a key component for next generation storage…

We bring together a cavity-enhanced light-matter interface with a multimode interferometer (MMI) integrated onto a photonic chip and demonstrate the potential of such hybrid systems to tailor distributed entanglement in a quantum network.…

A theoretical scheme is introduced to generate entangled network via Dzyaloshinskii- Moriya (DM)interaction. The dynamics of entanglement generated between different nodes by direct or indirect interaction is investigated. It is shown that,…

Quantum Physics · Physics 2015-05-28 Nasser Metwally

Quantum routers are essential elements of quantum networks, enabling coherent information transfer between distant nodes. While their behavior has been extensively studied under Markovian approximations, investigations in non-Markovian…

Optics · Physics 2025-03-25 T. Z. Luan , Cheng Shang , H. Yi , J. L. Li , Yan-Hui Zhou , Shuang Xu , H. Z. Shen

The Dzyaloshinskii-Moriya (DM) interaction is an antisymmetric exchange interaction that is responsible for the emergence of chiral magnetism. The origin of the DM interaction, however, remains to be identified albeit the large number of…

Mesoscale and Nanoscale Physics · Physics 2019-07-03 Naoaki Kato , Masashi Kawaguchi , Yong-Chang Lau , Toru Kikuchi , Yoshinobu Nakatani , Masamitsu Hayashi

For a thin ferromagnetic film with the Dzyaloshinskii-Moriya interaction (DMI), we derive an expression of the extrinsic ferromagnetic resonance (FMR) linewidth in a quantum mechanical way, taking into account scatterings from structural…

Materials Science · Physics 2018-01-31 Jung Hyun Oh , Ik-Sun Hong , Kyung-Jin Lee

Complex magnetic order arises due to the competition of different interactions between the magnetic moments. Recently, there has been an increased interest in such states not only to unravel the fundamental physics involved, but also with…

The Dzyaloshinskii-Moriya interaction (DMI) causes domain walls in perpendicular magnetized systems to adopt a homochiral configuration by winding in the same direction for both Up-Down and Down-Up walls. The topology of these domain walls…

Mesoscale and Nanoscale Physics · Physics 2018-06-04 G. V. Karnad , E. Martinez , M. Voto , T. Schulz , B. Ocker , D. Ravelosona , M. Kläui

The magnetic interfacial Dzyaloshinskii-Moriya interaction (DMI) in multi-layered thin films can lead to exotic chiral spin states, of paramount importance for future spintronic technologies. Interfacial DMI is normally manifested as an…

Mesoscale and Nanoscale Physics · Physics 2019-06-06 Amalio Fernández-Pacheco , Elena Vedmedenko , Fanny Ummelen , Rhodri Mansell , Dorothée Petit , Russell P. Cowburn

Quantum entanglement, a key element for quantum information is generated with a cavity-magnomechanical system. It comprises of two microwave cavities, a magnon mode and a vibrational mode, and the last two elements come from a YIG sphere…

Quantum Physics · Physics 2021-01-26 Zhi-Bo Yang , Jin-Song Liu , Ai-Dong Zhu , Hong-Yu Liu , Rong-Can Yang

We study the dynamics of chiral quantum networks consisting of nodes coupled by unidirectional or asymmetric bidirectional quantum channels. In contrast to familiar photonic networks where driven two-level atoms exchange photons via 1D…

Quantum Physics · Physics 2016-06-27 Tomás Ramos , Benoît Vermersch , Philipp Hauke , Hannes Pichler , Peter Zoller

Currently double-interface MTJs have been developed for enhancing the thermal stability barrier in small technology node. Dzyaloshinskii-Moriya interaction (DMI) inevitably exists in such devices due to the use of the…

Applied Physics · Physics 2019-10-02 Simin Li , Zhaohao Wang , Yijie Wang , Mengxing Wang , Weisheng Zhao

We present an analytic study of domain-wall statics and dynamics in ferromagnetic nanotubes with spin-orbit-induced Dzyaloshinskii-Moriya interaction (DMI). Even at the level of statics, dramatic effects arise from the interplay of space…

Mesoscale and Nanoscale Physics · Physics 2016-02-24 Arseni Goussev , J. M. Robbins , Valeriy Slastikov , Oleg A. Tretiakov
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