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Related papers: Micromagnetic formalism for magnetic multipoles

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Magnetic-domain structure and dynamics play an important role in understanding and controlling the magnetic properties of two-dimensional magnets, which are of interest to both fundamental studies and applications[1-5]. However, the probe…

The spin structure in a magnetic dot, which is an example of a quantum few-body system, is studied as a function of exchange coupling strength and dot size with in the semiclassical approximation on a discrete lattice. As the exchange…

Other Condensed Matter · Physics 2009-11-11 Mohammad-Reza Mozaffari , Keivan Esfarjani

Altermagnets are an emerging class of collinear antiferromagnets that exhibit unconventional spin-polarised electronic bands, potentially unlocking new functionalities that do not rely on spin-orbit coupling (SOC). Experimental signatures…

We report the first experimental evidence of a magnetic phase arising due to the thermal blocking of antiferromagnetic clusters in the weakened charge and orbital ordered system Pr{_0.5}Ca{_0.5}Mn{_0.975}Al{_0.025}O{_3}. The third order…

Strongly Correlated Electrons · Physics 2007-05-23 Sunil Nair , A. Banerjee

The list of materials systems displaying both electric and magnetic long range order is short. Oxides, however, concentrate numerous examples of multiferroicity with, in some cases, a large magnetoelectric coupling. As a result, a fruitful…

Materials Science · Physics 2017-09-27 I. Fina , X. Martí

We theoretically and numerically study the terahertz auto oscillations in thin-film metallic non-collinear coplanar antiferromagnets (AFMs), such as $\mathrm{Mn_{3}Sn}$ and $\mathrm{Mn_{3}Ir}$, under the effect of anti-damping spin-torque…

Mesoscale and Nanoscale Physics · Physics 2022-03-23 Ankit Shukla , Shaloo Rakheja

The development of altermagnets is fundamentally important for advancing spintronic device technology, but remains unpractical for the weak spin splitting in most cases, especially in two-dimensional materials. Based on spin group symmetry…

Materials Science · Physics 2026-02-03 Xinyu Yang , Shan-Shan Wang , Shuai Dong

We show that an individual adatom on a magnetic surface can exhibit a noncollinear spin density. Using density functional theory we study Co and Ir adatoms on a Mn monolayer on the W(110) surface which possesses a noncollinear canted spin…

Materials Science · Physics 2018-12-12 Soumyajyoti Haldar , Stefan Heinze

The terminology "altermagnetism" has recently been adopted to describe collinear magnetic order with no net magnetization and non-relativisitic, momentum-dependent spin-splitting. The archetypal material used to theoretically explore…

Magnetization of soft-ferromagnetic nano- and microtubes of nanometer-thin walls (a single-widening rolled-up nanomembranes) is theoretically studied using analytical and numerical approaches including different stress-induced anisotropies.…

Mesoscale and Nanoscale Physics · Physics 2016-09-12 Andrzej Janutka

Elastic and inelastic neutron scattering studies reveal details of the antiferromagnetic tansition and intriguing spin-dynamics in the magneto-electric effect single crystal LiMnPO$_4$. The elastic scattering studies confirm the system is…

Strongly Correlated Electrons · Physics 2015-05-13 Jiying Li , Wei Tian , Ying Chen , Jerel L. Zarestky , Jeffrey W. Lynn , David Vaknin

This paper introduces a new approach for simulating magnetic properties of nanocomposites comprising magnetic particles embedded in a non-magnetic matrix, taking into account the 3D structure of the system in which particles' positions…

Mesoscale and Nanoscale Physics · Physics 2014-10-22 R. F. Neumann , M. Bahiana , L. G. Paterno , M. A. G. Soler , J. P. Sinnecker , J. G. Wen , P. C. Morais

Earlier work on dynamical critical phenomena in the context of magnetic hysteresis for uniaxial (scalar) spins, is extended to the case of a multicomponent (vector) field. From symmetry arguments and a perturbative renormalization group…

Statistical Mechanics · Physics 2016-08-31 Rava da Silveira , Mehran Kardar

Recent developments in the multipole reformulation of X-ray absorption spectroscopy (XAS) have provided a unified framework to describe magnetic and orbital responses in terms of ferroic multipole order parameters. X-ray magnetic circular…

Materials Science · Physics 2026-03-11 N. Sasabe , H. Koizumi , Y. Ishii , Y. Yamasaki

A promising route towards the realization of chiral spin liquids is the quantum melting of classically noncoplanar spin states via quantum fluctuations. In the classical realm, such noncoplanar orders can effectively be stabilized by…

Strongly Correlated Electrons · Physics 2024-09-05 Martin Gembé , Lasse Gresista , Heinz-Jürgen Schmidt , Ciarán Hickey , Yasir Iqbal , Simon Trebst

By means of powder neutron diffraction we investigate changes in the magnetic structure of the coplanar non-collinear antiferromagnet Mn$_3$Ge caused by an application of hydrostatic pressure up to 5\phantom{ }GPa. At ambient conditions the…

Strongly Correlated Electrons · Physics 2018-06-05 A. S. Sukhanov , Sanjay Singh , L. Caron , Th. Hansen , A. Hoser , V. Kumar , H. Borrmann , A. Fitch , P. Devi , K. Manna , C. Felser , D. S. Inosov

Manganese-rich Heusler compounds are attracting much interest in the context of spin transfer torque and rare-earth free hard magnets. Here we give a comprehensive overview of the magnetic properties of non-centrosymmetric cubic…

Materials Science · Physics 2014-12-10 Lukas Wollmann , Stanislav Chadov , Jürgen Kübler , Claudia Felser

Classical nonlinear theories are highly successful in describing far-from-equilibrium dynamics of magnets, encompassing phenomena such as parametric resonance, ultrafast switching, and even chaos. However, at ultrashort length and time…

Mesoscale and Nanoscale Physics · Physics 2025-12-15 Lukas Körber , Pim Coenders , Johan H. Mentink

The motions of domain walls driven by magnetic field in soft magnetic nanostripes were calculated. The domain walls reveal steady motions in the low fields and oscillations of their internal structure above a critical field. A developed…

Pattern Formation and Solitons · Physics 2007-11-26 Konstantin Yu. Guslienko , Jun-Young Lee , Sang-Koog Kim

Non-collinear chiral antiferromagnets like Mn3Sn and Mn3Ge are known to show gigantic anomalous Hall response depending on the orientation of their inverse chiral magnetic order of Mn atoms in Kagome layers. Here we study the stability of…

Mesoscale and Nanoscale Physics · Physics 2017-05-03 Hiroyuki Fujita
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