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Related papers: Magnon Accumulation in Chirally Coupled Magnets

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Chirality, handedness, is one of the most fundamental intriguing asymmetries in nature. By definition, chiral objects cannot be superimposed onto each other after mirror reflection operation. Numerous examples of chiral structures can be…

Mesoscale and Nanoscale Physics · Physics 2020-04-06 See-Hun Yang

Chirality, the breaking of improper rotational symmetry, is a fundamental concept spanning diverse scientific domains. In condensed matter physics, chiral phonons, originating from circular atomic motions that carry angular momentum, have…

We use chiral perturbation theory to investigate hadronic properties in strong electric and magnetic fields. A strong-field power counting is employed, and results for pions and nucleons are obtained using Schwinger's proper-time method. In…

High Energy Physics - Phenomenology · Physics 2008-12-18 Brian C. Tiburzi

We report on pair interaction measurements in charged colloidal systems in confined and unconfined geometries by means of optical microscopy. At very small particle distances we observe minute distortions in the optical images which can…

Strongly Correlated Electrons · Physics 2007-05-23 Joerg Baumgartl , Jose Luis Arauz-Lara , Clemens Bechinger

A generation, propagation, and transfer of phonon angular momenta are examined on thermal transport in chiral insulative and diamagnetic crystals of $\alpha$-quartz. We found that thermally-driven phonons carry chirality-dependent angular…

Materials Science · Physics 2024-01-31 Kazuki Ohe , Hiroaki Shishido , Masaki Kato , Shoyo Utsumi , Hiroyasu Matsuura , Yoshihiko Togawa

Maximizing the interaction between chiral light and chiral matter is pivotal for the advancement of technologies enabling optical detection that distinguishes between different handedness in chiral organic molecules. One strategy involves…

We investigate tripartite coupling between phonons, magnons and photons in a periodic array of elliptical magnetostrictive nanomagnets delineated on a piezoelectric substrate to form a two-dimensional two-phase multiferroic crystal. A…

Mesoscale and Nanoscale Physics · Physics 2023-01-24 Raisa Fabiha , Jonathan Lundquist , Sudip Majumder , Erdem Topsakal , Anjan Barman , Supriyo Bandyopadhyay

The spin excitations of ordered magnets - magnons - mediate transport in magnetic insulators. Their bosonic nature makes them qualitatively distinct from electrons. These features include quantum properties traditionally realized with…

Materials Science · Physics 2020-09-01 Akashdeep Kamra , Wolfgang Belzig , Arne Brataas

We investigate the transfer and control of nonreciprocity through magnons themselves in permalloy thin films deposited on surface oxide silicon substrate. Evidences of nonreciprocal emergence of hybridized dipole exchange magnons (spin…

Mesoscale and Nanoscale Physics · Physics 2021-07-07 Wenjie Song , Xiansi Wang , Chenglong Jia , Xiangrong Wang , Changjun Jiang , Desheng Xue , Guozhi Chai

The generation of a chiral shift parameter in the normal ground state of magnetized relativistic matter is discussed. The chiral shift contributes to the axial current density, but does not modify the conventional axial anomaly relation.…

High Energy Physics - Phenomenology · Physics 2015-05-30 Igor A. Shovkovy

Magnetic fields observed across cosmic scales are difficult to explain within conventional physics. A primordial origin is, thus, often assumed. While a nonminimal coupling of the inflaton with the electromagnetic field could theoretically…

Cosmology and Nongalactic Astrophysics · Physics 2026-05-22 Debottam Nandi , Debajyoti Choudhury

We studied a collection of chiral active particles (CAP) on a two dimensional substrate using extensive numerical study. Particles interact through soft repulsive interaction. The activity and chirality of particles is tuned by varying…

Soft Condensed Matter · Physics 2022-08-22 Vivek Semwal , Jayam Joshi , Shradha Mishra

We propose a magnon-driven anomalous Hall effect in altermagnets, arising from the coupling between coherently excited chiral magnons and chiral electronic motion. Using density-matrix perturbation theory and symmetry analysis, we show that…

Mesoscale and Nanoscale Physics · Physics 2026-03-23 Zheng Liu , Yang Gao , Qian Niu

We study the generation of spontaneous entanglement between two qubits chirally coupled to a waveguide. The maximum achievable concurrence is demonstrated to increase by a factor of $4/e \sim 1.5$ as compared to the non-chiral coupling…

We predict the realization of ultrastrong coupling between magnons of antiferromagnets and photons in superconductor/antiferromagnet/superconductor heterostructures at terahertz frequencies, from both quantum and classical perspectives. The…

Superconductivity · Physics 2026-04-14 V. M. Gordeeva , Yanmeng Lei , Xiyin Ye , G. A. Bobkov , A. M. Bobkov , Tao Yu , I. V. Bobkova

We show that broadband optical magnetism can be achieved through incorporating multi-scaled 3D metallic meta-elements into Z-shaped nanohole arrays. The broadband effect arises from the excitation of multiple magnetic resonances in the…

Optics · Physics 2021-06-23 Chunrui Han , Wing Yim Tam

Circularly polarized lattice vibrations carry angular momentum and lead to magnetic responses in applied magnetic fields or when resonantly driven with ultrashort laser pulses. Recent measurements have found responses that are orders of…

Mesoscale and Nanoscale Physics · Physics 2024-09-05 Swati Chaudhary , Dominik M. Juraschek , Martin Rodriguez-Vega , Gregory A. Fiete

We obtain the ground-state phase diagram of two spin chains consisting in a set two-level systems asymmetrically coupled to an XX chain through a chiral interaction. The interaction is parametrized by its magnitude and an angle defined by…

Quantum Physics · Physics 2026-01-13 Rafael D. Soares , J. M. Viana Parente Lopes , Hugo Terças

Possible CMBR correlations are estimated with a model in which a Hubble-size magnetic wall is formed during the QCD chiral phase transition. Measurable polarization correlations are found for l greater than 1000. Metric perturbations from…

High Energy Physics - Phenomenology · Physics 2009-11-07 Leonard S. Kisslinger

Collective magnetic excitation modes, magnons, can be coherently coupled to microwave photons in the single excitation limit. This allows for access to quantum properties of magnons and opens up a range of applications in quantum…