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An antiferromagnetic domain wall in a thermal gradient is found to experience a force towards colder regions upon the application of a uniform magnetic field along the easy axis. This force increases with the strength of the applied field…

Mesoscale and Nanoscale Physics · Physics 2020-10-21 R. Yanes , M. Rodriguez Rosa , L. Lopez-Diaz

The formation of normal-state domains in type-I superconducting indium films is investigated using the high resolution magneto-optical imaging technique. The observed patterns consist of coexisting circular and lamellar normal-phase domains…

Superconductivity · Physics 2009-11-11 Vincent Jeudy , Catherine Gourdon

The paper investigates the influence of the magnetic field on the behavior of 180-degree domain boundaries in a uniaxial ferromagnetic film with inhomogeneous magnetoelectric interaction. It is shown that, depending on the magnitude and…

Materials Science · Physics 2023-05-24 Robert Vakhitov , Rostislav Solonetskiy , Alina Nizyamova

Magnetic domain walls in thin films can be well analyzed using polarized neutron reflectometry. Well defined streaks in the off-specular spin-flip scattering maps are explained by neutron refraction at perpendicular N\'{e}el walls. The…

Materials Science · Physics 2007-05-23 F. Radu , V. Leiner , K. Westerholt , H. Zabel , J. McCord , A. Vorobiev , J. Major , D. Jullien , H. Humblot , F. Tasset

A new isotropic magneto-elastic phase field crystal (PFC) model to study the relation between morphological structure and magnetic properties of pure ferromagnetic solids is introduced. Analytic calculations were used to determine the phase…

Materials Science · Physics 2015-06-16 Niloufar Faghihi , Nikolas Provatas , K. R. Elder , Martin Grant , Mikko Karttunen

Intrinsic magnetic fields have long been thought to shield planets from atmospheric erosion via stellar winds; however, the influence of the plasma environment on atmospheric escape is complex. Here we study the influence of a weak…

Earth and Planetary Astrophysics · Physics 2019-07-09 Hilary Egan , Riku Jarvinen , Yingjuan Ma , David Brain

The magnetization characteristic in a permalloy thin strip is investigated by electrically measuring the anisotropic magnetoresistance and ferromagnetic resonance in in-plane and out-of-plane configurations. Our results indicate that the…

Materials Science · Physics 2014-03-05 Ziqian Wang , Guolin Yu , Xinzhi Liu , Bo Zhang , Xiaoshuang Chen , Wei Lu

Several recent papers conclude that radio-pulsar magnetic fields decay on a time-scale of 10 Myr, apparently contradicting earlier results. We have implemented the methods of these papers in our code and show that this preference for rapid…

Astrophysics · Physics 2007-05-23 Joeri van Leeuwen , Frank Verbunt

The depolarization fields set up to due to uncompensated surface charges in a ferroelectric thin film can suppress the ferroelectric phase below a critical size. Recent experiments show that 180 degree domain structures can help to…

Materials Science · Physics 2007-05-23 Rajeev Ahluwalia , David J. Srolovitz

Influence of applied in-plane elastic strains on the static magnetic configuration of a 530 nm magnetostrictive FeCuNbSiB thin film. The in-plane strains are induced via the application of a voltage to a piezoelectric actuator on which the…

Understanding the dynamic behavior of the domain structure is critical to the design and application of super-elastic freestanding ferroelectric thin films. The phase-field simulation is currently a powerful tool for observing, exploring,…

Materials Science · Physics 2022-08-19 Changqing Guo , Houbing Huang

In thin magnetic films with strong perpendicular anisotropy and strong demagnetizing field two ordered phases are possible. At low temperatures, perpendicularly oriented magnetic domains form a striped pattern. As temperature is increased…

Materials Science · Physics 2012-12-21 M. C. Ambrose R. L. Stamps

Magnetoelectric coupling in multiferroic heterostructures can produce large lateral modulations of magnetic anisotropy enabling the imprinting of ferroelectric domains into ferromagnetic films. Exchange and magnetostatic interactions within…

Materials Science · Physics 2014-01-17 Kévin J. A. Franke , Sebastiaan van Dijken

The exteriors of stellar and galactic dynamos are usually modeled as current-free potential fields. A more realistic description might instead be that of a force-free magnetic field. Here, we suggest that, in the absence of outflows,…

High Energy Astrophysical Phenomena · Physics 2026-05-06 Axel Brandenburg , Oindrila Ghosh , Franco Vazza , Andrii Neronov

A two-dimensional electron system in the presence of a magnetic field and microwave irradiation can undergo a phase transition towards a zero-resistance state. A widely used model predicts the zero-resistance state to be a domain state,…

Mesoscale and Nanoscale Physics · Physics 2017-08-25 Maxim Breitkreiz

Magnetic materials generally construct magnetic domains in external field H. These domain structures are changed with the field changes {\Delta}H accompanying the Barkhausen effects. These phenomena are shown using Fe domain energy systems…

Materials Science · Physics 2014-06-17 Shuji Obata

We investigate the dynamics of two-dimensional site-diluted Ising antiferromagnets. In an external magnetic field these highly disordered magnetic systems have a domain structure which consists of fractal domains with sizes on a broad range…

Condensed Matter · Physics 2015-06-25 U. Nowak , J. Esser , K. D. Usadel

The magneto-optical technique has been employed to observe spontaneous ferromagnetic domain structures in La0.78Ca0.22MnO3 single crystals. The magnetic domain topology was found to be correlated with the intrinsic twin structure of the…

Strongly Correlated Electrons · Physics 2009-11-11 Grzegorz Jung , Vladimir Markovich , Kees van der Beek , Dmitrii Mogilyansky , Yakov M. Mukovskii

A weak fluctuating magnetic field embedded into a turbulent conducting medium grows exponentially while its characteristic scale decays. In the ISM and protogalactic plasmas, the magnetic Pr is very large, so a broad spectrum of growing…

Astrophysics · Physics 2008-11-26 Alexander Schekochihin , Steven Cowley , Jason Maron , Leonid Malyshkin

A statistical theory of the strip domain structure excited in a bubble film by an oscillating magnetic field is developed. The theory is based on the consideration of the strip domain structure as a thermodynamic system characterized by the…

Condensed Matter · Physics 2009-11-10 E. S. Denisova