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We extend ferromagnetic resonance (FMR) modulation theory to describe systems in which bulk and boundary states of topological materials coexist, with both appearing at the same energy. As an application of the formulation, we investigate…

Mesoscale and Nanoscale Physics · Physics 2026-03-31 Shun Muto , Yuya Ominato , Takeo Kato , Mamoru Matsuo , Ai Yamakage

Composite hadronic states exhibit interesting properties in the presence of very intense magnetic fields, such as those conjectured to exist in the vicinity of certain astrophysical objects. We discuss three scenarios. (i) The presence of…

High Energy Physics - Phenomenology · Physics 2009-10-22 Myron Bander , Hector Rubinstein

The richness in both the dispersion and energy of antiferromagnetic magnons has spurred the magnetism community to consider antiferromagnets for future spintronic/magnonic applications. However, the excitation and control of…

Interest in van der Waals materials often stems from a desire to miniaturise existing technologies by exploiting their intrinsic layered structure to create near atomically-thin components that do not suffer from surface defects. One…

Mesoscale and Nanoscale Physics · Physics 2022-08-22 A. J. Healey , S. Rahman , S. C. Scholten , I. O. Robertson , G. J. Abrahams , N. Dontschuk , B. Liu , L. C. L. Hollenberg , Y. Lu , J. -P. Tetienne

Electromagnetic metasurfaces offer the capability to realize almost arbitrary power conserving field transformations. These field transformations are governed by the generalized sheet transition conditions, which relate the tangential…

Applied Physics · Physics 2020-11-19 Stewart Pearson , Sean V. Hum

Altermagnets host chirally split magnons that promise unique functionalities for information processing. However, their distinctive transport signatures, crucial for experimental identification and manipulation, remain elusive. Here, we…

Mesoscale and Nanoscale Physics · Physics 2026-05-05 Yanmeng Lei , Rui-Chun Xiao , Weiwei Lin , Tao Yu

Magnetoelectric multiferroic materials, particularly type-II multiferroics where ferroelectric polarizations arise from magnetic order, offer significant potential for the simultaneous control of magnetic and electric properties. However,…

Strongly Correlated Electrons · Physics 2025-03-04 Blake S. Dastrup , Zhuquan Zhang , Peter R. Miedaner , Yu-Che Chien , Young Sun , Yan Wu , Huibo Cao , Edoardo Baldini , Keith A. Nelson

The dielectric response in a magnetic field is routinely used to probe the existence of coupled magnetic and elastic order in the multiferroics. However, here we demonstrate that magnetism is not necessary to produce a magnetocapacitance…

Disordered Systems and Neural Networks · Physics 2008-10-22 Meera M. Parish , Peter B. Littlewood

Antiferromagnetic materials are magnetic inside, however, the direction of their ordered microscopic moments alternates between individual atomic sites. The resulting zero net magnetic moment makes magnetism in antiferromagnets invisible on…

Materials Science · Physics 2016-03-23 T. Jungwirth , X. Marti , P. Wadley , J. Wunderlich

We present a dynamical mean-field study of antiferromagnetic magnons in one-, two- and three-orbital Hubbard model of square and bcc cubic lattice at intermediate coupling strength. Weinvestigate the effect of anisotropy introduced by an…

Strongly Correlated Electrons · Physics 2021-09-10 A. Niyazi , D. Geffroy , J. Kunes

We revisit the presence of primordial gravitational vector modes (V-modes) and their sourcing of primordial magnetic fields (PMF), i.e. magnetogenesis. As the adiabatic vector mode generically decays with expansion, we consider exotic…

Cosmology and Nongalactic Astrophysics · Physics 2025-10-31 Ali Rida Khalife , Cyril Pitrou

Electronic structure Korringa-Kohn-Rostoker calculations for the $\sigma$-phase in Fe$_{100-x}$V$_x$ were performed in compositional range of its occurance ($\sim 34 \le x \le \sim 65$). Fe and V magnetic moments and hyperfine fields were…

Strongly Correlated Electrons · Physics 2012-01-06 Jakub Cieslak , Janusz Tobola , Stanislaw M. Dubiel

Multiferroics, which combine ferroelectric and magnetic order, offer a transformative platform for next-generation electronic devices. However, the intrinsic competition between the mechanisms driving ferroelectricity and magnetism in…

Materials Science · Physics 2025-10-21 M. Q. Dong , B. Liu , Z. H. Dai , Zhi-Xin Guo , Hongjun Xiang , Xin-Gao Gong

We derive higher-order corrections in the magnon dispersion relations for two- and three-dimensional antiferromagnets exposed to magnetic and staggered fields that are mutually aligned. "Dressing" the magnons is the prerequisite to separate…

Strongly Correlated Electrons · Physics 2020-09-22 Christoph P. Hofmann

By using gauge/gravity duality, we calculate the spectral function of the heavy vector mesons with the presence of an intense magnetic field in a hot and dense medium. The results show that, a general conclusion, as the increases of…

High Energy Physics - Phenomenology · Physics 2023-02-07 Yan-Qing Zhao , Defu Hou

We study the behaviour of the magnetization vector field in a thin ferromagnetic film in the presence of an external in-plane constant magnetic field. We work on a specific thin-film regime where boundary vortices dominate the energy and…

Analysis of PDEs · Mathematics 2025-07-22 Khalida Awashra , Matthias Kurzke

Multiferroics, materials where spontaneous long-range magnetic and dipolar orders coexist, represent an attractive class of compounds, which combine rich and fascinating fundamental physics with a technologically appealing potential for…

Materials Science · Physics 2015-05-13 Silvia Picozzi , Claude Ederer

We discuss a mesoscopic mechanism of exchange interaction in ferromagnet-normal metal-ferromagnet multilayers. We show that in the case when the metal's thickness is larger than the electron mean free path, the relative orientation of…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 A. Zyuzin , B. Spivak , I. Vagner , P. Wyder

Atomic-scale phase-field modeling formulates the probability densities of atomic vibrations as Gaussian distributions and derives a free energy functional using variational Gaussian theory and interatomic potentials. This framework permits…

Materials Science · Physics 2025-09-17 Kairi Masuda , Yu Kumagai

We consider an antiferromagnet in one space dimension with easy-axis anisotropy in a perpendicular magnetic field. We study propagating domain wall solutions that can have a velocity up to a maximum $v_c$. The width of the domain wall is a…

Mesoscale and Nanoscale Physics · Physics 2025-03-18 George Theodorou , Stavros Komineas