English
Related papers

Related papers: Electric field formulation for thin film magnetiza…

200 papers

The magnetoimpedance effect is a versatile tool to investigate ferromagnetic materials, revealing aspects on the fundamental physics associated to magnetization dynamics, broadband magnetic properties, important issues for current and…

Materials Science · Physics 2015-06-23 M. A. Corrêa , F. Bohn , R. B. da Silva , R. L. Sommer

Controlling magnetism by electric fields offers a highly attractive perspective for designing future generations of energy-efficient information technologies. Here, we demonstrate that the magnitude of current-induced spin-orbit torques in…

Mesoscale and Nanoscale Physics · Physics 2020-06-24 Mariia Filianina , Jan-Philipp Hanke , Kyujoon Lee , Dong-Soo Han , Samridh Jaiswal , Gerhard Jakob , Yuriy Mokrousov , Mathias Kläui

We suggest the new definition of the magnetization. For the two - dimensional Ising model with the free boundary conditions we calculate this magnetization.

Statistical Mechanics · Physics 2007-05-23 Yury M. Zinoviev

We derive and validate a quantitative analytical model of the near-field electrostatic effects in the vicinity (>=3\AA) of two-dimensional (2D) materials. In solving the Poisson equation of a near-planar point charge ansatz for the…

Materials Science · Physics 2022-05-11 Qunfei Zhou , Michele Kotiuga , Pierre Darancet

We consider the $N$-component Ginzburg-Landau model in the large $N$ limit, the system being embedded in an external constant magnetic field and confined between two parallel planes a distance $L$ apart from one another. On physical…

Superconductivity · Physics 2009-11-10 L. M. Abreu , A. P. C. Malbouisson , J. M. C. Malbouisson , A. E. Santana

The design of electromagnetic coils may require evaluation of several quantities that are challenging to compute numerically. These quantities include Lorentz forces, which may be a limiting factor due to stresses; the internal magnetic…

Applied Physics · Physics 2023-10-17 Siena Hurwitz , Matt Landreman , Thomas M. Antonsen

We consider the Ginzburg-Landau functional with a variable applied magnetic field in a bounded and smooth two dimensional domain. We determine an accurate asymptotic formula for the minimizing energy when the Ginzburg-Landau parameter and…

Analysis of PDEs · Mathematics 2013-12-13 Kamel Attar

As a simple application of special conformal transformations, we derive the electromagnetic field produced by an electric charge in hyperbolic motion. Unlike other purely algebraic derivations, here we develop a more intuitive geometrical…

General Relativity and Quantum Cosmology · Physics 2021-03-09 Calin Galeriu

We calculate the low-temperature thermodynamic quantities (magnetization, correlation functions, transverse and longitudinal correlation lengths, spin susceptibility, and specific heat) of the frustrated one-dimensional spin-half J1-J2…

Strongly Correlated Electrons · Physics 2015-05-27 M. Härtel , J. Richter , D. Ihle

Metal mixed polymers are a cheap and effective way to produce flexible metals and superconductors. As part of an on-going effort to learn how to tune the properties of these systems with ion implantation, we present a study of the…

Materials Science · Physics 2009-06-15 Andrew P. Stephenson , Ujjual Divakar , Adam P. Micolich , Paul Meredith , Ben J. Powell

The finite screening length by real metallic electrodes, albeit very small (<1A), results in finite depolarizing field that tends to split the film into domains. In very thin ferroelectric films the domain structure reduces to sinusoidal…

Materials Science · Physics 2008-09-01 A. M. Bratkovsky , A. P. Levanyuk

The penetration of transverse magnetic flux into a thin superconducting square film in the flux flow state is considered by numerical simulation. Due to the film self-field, the governing equations are nonlinear, and in combination with the…

Superconductivity · Physics 2013-09-19 J. I. Vestgarden , Y. M. Galperin , T. H. Johansen

We study the influence of the thickness Df of the plain ferromagnetic (F) film on the electrical resistance of the flux-coupled hybrids, consisting of superconducting (S) Al film and multilayer [Co/Pt] F film with out-of-plain…

Superconductivity · Physics 2010-08-10 A. Yu. Aladyshkin , A. P. Volodin , V. V. Moshchalkov

An application of the general equation obtained in Part I to low critical temperature superconductors utilizing an "ad hoc" phononic theory is developed. Then, we arrive to a specific expression for the bounding energy as a function of…

Superconductivity · Physics 2007-05-23 R. Riera , J. L. Marin , R. Betancourt-Riera , R. Rosas

A systematic treatment of the magnetic fluctuations effect on the properties of the normal-to-superconducting phase transition in a zero external magnetic field is given within the self-consistent approximation and the quasi-macroscopic…

Superconductivity · Physics 2007-05-23 D. V. Shopova , T. P. Todorov

Oxide thin films exhibit versatile physical properties such as magnetism, ferroelectricity, piezoelectricity, metal-insulator transition (MIT), multiferroicity, colossal magnetoresistivity, switchable resistivity, etc. More importantly, the…

Materials Science · Physics 2016-07-12 Huali Yang , Baomin Wang , Xiaojian Zhu , Jie Shang , Bin Chen , Run-Wei Li

Magnetic force microscopy and scanning tunneling microscopy data could be used to test computer numerical models of magnetism. The elaborated numerical model of a face-centered lattice Ising spins is based on pixel distribution in the image…

Computational Physics · Physics 2015-12-07 Vitalii Kapitan , Alexey Peretyatko , Konstantin Nefedev

We present a computational study of the parametric excitation of spin waves in thin film disks with a mode-resolved approach. The method involves projecting out the time-dependent magnetization, computed using micromagnetics simulations,…

Mesoscale and Nanoscale Physics · Physics 2024-09-02 Maryam Massouras , Salvatore Perna , Massimiliano d'Aquino , Claudio Serpico , Joo-Von Kim

The response of thin films of Bi$_2$Se$_3$ to a strong perpendicular magnetic field is investigated by performing magnetic bandstructure calculations for a realistic multi-band tight-binding model. Several crucial features of Landau…

Mesoscale and Nanoscale Physics · Physics 2015-03-02 A. Pertsova , C. M. Canali , A. H. MacDonald

The high frequency magnetic permeability of nanocomposite film consisting of the single-domain spherical ferromagnetic particles in the dielectric matrix is studied. The permeability is assumed to be determined by rotation of the…

Other Condensed Matter · Physics 2009-11-10 N. A. Buznikov , I. T. Iakubov , A. L. Rakhmanov , A. O. Sboychakov