English
Related papers

Related papers: Two-Dimensional Modeling of Soft Ferromagnetic Fil…

200 papers

The possibility of generation of stable self-focusing beams in in-plane magnetized thin magnetic films is considered and theoretical conditions for the existence of such localized solutions are discussed. It is shown that for the definite…

Other Condensed Matter · Physics 2009-11-10 Ramaz Khomeriki

The dielectric properties of thin films are of paramount important in a variety of technological applications, and of fundamental importance for solid state research. In spite of this, there is currently no theoretical understanding of the…

Materials Science · Physics 2024-04-02 Alessio Zaccone

It is shown that for thin metallic films thickness of which does not exceed thickness of skin layer, the problem allows analytical solution. In the field of resonant frequencies the analysis of dependence of coefficients of transmission,…

Mathematical Physics · Physics 2015-03-17 A. V. Latyshev , A. A. Yushkanov

In this work, we study magnetization dynamics in superconductor-ferromagnet-superconductor thin-film structures. Results of the broad-band ferromagnetic resonance spectroscopy are reported for a large set of samples with varied thickness of…

Superconductivity · Physics 2023-03-10 I. A. Golovchanskiy , N. N. Abramov , V. V. Ryazanov , A. A. Golubov , V. S. Stolyarov

Here, we present a micromagnetic theory of curvilinear ferromagnets, which allows discovering novel fundamental physical effects which were amiss. In spite of the firm confidence for more than 70 years, we demonstrate that there is an…

Mesoscale and Nanoscale Physics · Physics 2020-07-24 Denis D. Sheka , Oleksandr V. Pylypovskyi , Pedro Landeros , Yuri Gaididei , Attila Kákay , Denys Makarov

We theoretically study the magnetization dynamics of a thin ferromagnetic film exchange-coupled with a surface of a strong three-dimensional topological insulator. We focus on the role of electronic zero modes imprinted by domain walls…

Mesoscale and Nanoscale Physics · Physics 2015-06-03 Yaroslav Tserkovnyak , Daniel Loss

Understanding the magnetization switching process in ferromagnetic thin films is essential for many technological applications. We investigate the effects of periodic driving via magnetic fields on a macrospin system under explicit…

Materials Science · Physics 2022-08-16 Michael Maihöfer , Johannes Reiff , Jörg Main , Rigoberto Hernandez

We consider a simple model for a superlattice composed of a thin magnetic film placed between two bulk superconductors. The magnetic film is modelled by a planar but otherwise arbitrary distribution of magnetic dipoles and the…

Superconductivity · Physics 2009-10-31 Jaime E. Santos , Erwin Frey , Franz Schwabl

We study magnetic domain patterns in ferromagnetic thin films by numerical simulations for a simple Ising-like model. Magnetic domain patterns after quench demonstrate various types of patterns depending on the field sweep rate and…

Other Condensed Matter · Physics 2009-11-13 Kazue Kudo , Katsuhiro Nakamura

The electromagnetic properties of 2D materials are modeled either as single sheets with a surface susceptibility or conductivity, or as thin films of finite thickness with an effective permittivity. Their intrinsic anisotropy, however, has…

We consider the propagation of extremely short pulses through a dielectric thin film containing resonant atoms (two level atoms) with permanent dipole. Assuming that the film width is less than the field wave length, we can solve the wave…

Pattern Formation and Solitons · Physics 2015-05-13 J. -G. Caputo , E. Kazantseva , A. Maimistov

The reorientation transition of the magnetization of ferromagnetic films is studied on a microscopic basis within Heisenberg spin models. Analytic expressions for the temperature dependent anisotropy are derived from which it is seen that…

Statistical Mechanics · Physics 2009-10-31 A. Hucht , K. D. Usadel

Due to its non-local nature, calculating the demagnetizing field remains the biggest challenge in understanding domain structures in ferromagnetic materials. Analytical descriptions of demagnetizing effects typically approximate domain…

Materials Science · Physics 2019-10-02 Audun Skaugen , Peyton Murray , Lasse Laurson

We develop a fast numerical procedure for analysis of nonlinear and nonlocal electrodynamics of type-II superconducting films in transverse magnetic fields taking into account realistic boundary conditions. Using this procedure we explore…

Superconductivity · Physics 2015-05-20 J. I. Vestgarden , D. V. Shantsev , Y. M. Galperin , T. H. Johansen

Properties of magnetic films are studied in the framework of Ising models. In particular, we discuss critical phenomena of ferromagnetic Ising films with straight lines of magnetic adatoms and straight steps on the surface as well as phase…

Condensed Matter · Physics 2009-11-07 W. Selke , M. Pleimling , I. Peschel , M. Kaulke , M. -C. Chung , D. Catrein

The two-dimensional character of van der Waals magnets allows for efficient control of their properties via proximity effects and electrical stimuli, making them promising candidates for application in spin-electronics. We use…

Motivated by the observed thickness-scaling of the coercive field in ferroelectric films over five decades, we develop a statistical approach towards understanding the conceptual underpinnings of this behavior. Here the scaling exponent is…

Materials Science · Physics 2007-05-23 P. Chandra , M. Dawber , P. B. Littlewood , J. F. Scott

The dependence of the spin reorientation transition in ultra-thin ferromagnetic films on external magnetic fields is studied. For different orientations of the applied field with respect to the film, phase diagrams are calculated within a…

Statistical Mechanics · Physics 2017-02-08 A. Hucht , K. D. Usadel

The spatiotemporal structure formation problem is investigated in the region far above the transverse ferromagnetic resonance instability. The investigations are based on the dissipative Landau-Lifshitz equation and have been performed on a…

Pattern Formation and Solitons · Physics 2007-05-23 K. Mayes , T. Plefka , H. Sauermann

Magnetic domain patterns under an oscillating field is studied theoretically by using a simple Ising-like model. We propose two ways to investigate the effects of the oscillating field. The first one leads to a model in which rapidly…

Other Condensed Matter · Physics 2009-11-13 Kazue Kudo , Katsuhiro Nakamura