English
Related papers

Related papers: MAELAS: MAgneto-ELAStic properties calculation via…

200 papers

We have explored the thermodynamics of compressed magnetized plasmas in laboratory experiments and we call these studies "magnetothermodynamics". The experiments are carried out in the Swarthmore Spheromak eXperiment device. In this device,…

We developed a method to calculate the magnetoresistance of magnetic nanostructures. We discretize a magnetic disk in small cells and numerically solve the Landau-Lifshitz-Gilbert (LLG) equation in order to obtain its magnetization profile.…

Mesoscale and Nanoscale Physics · Physics 2011-12-08 Tiago S. Machado , M. Argollo de Menezes , Tatiana G. Rappoport , Luiz C. Sampaio

We present a first-principles study of the large magneto-crystalline anisotropy in the intercalated di-chalcogenide material \ce{Fe_{0.25}TaS_2}, investigated with the DFT+U approach. We verify a uniaxial magnetocrystalline anisotropy…

Strongly Correlated Electrons · Physics 2016-05-24 Vaideesh Loganathan , Jian-Xin Zhu , Andriy H. Nevidomskyy

We present a theoretical approach to calculate the molecular magnetic anisotropy parameters, $D_M$ and $E_M$ for single molecule magnets in any eigenstate of the exchange Hamiltonian, treating the anisotropy Hamiltonian as a perturbation.…

Strongly Correlated Electrons · Physics 2009-11-13 Rajamani Raghunathan , S. Ramasesha , Diptiman Sen

Due to its strong magnetocrystalline anisotropy, FePt L1$\mathrm{_0}$ phase is considered as a promising magnetic recording media material. Although the magnetic properties of this phase have already been analyzed many times using density…

Materials Science · Physics 2022-05-11 Joanna Marciniak , Wojciech Marciniak , Mirosław Werwiński

In this work we have analyzed the magnetocaloric effect (MCE) from the Tsallis thermostatistics formalism (TTF) point of view. The problem discussed here is a two level system MCE. We have calculated, both analytically and numerically, the…

First principles density functional theory DFT+U calculations and experimental neutron diffraction structure analyses were used to determine the low-temperature crystallographic and magnetic structure of bixbyite Mn2O3. The energies of…

Materials Science · Physics 2013-05-20 Eric Cockayne , Igor Levin , Hui Wu , Anna Llobet

Connecting the different length scales of characterization is an important, but often very tedious task for soft matter systems. Here we carry out such a procedure for the theoretical description of anisotropic uniaxial magnetic gels. The…

Soft Condensed Matter · Physics 2014-11-21 Andreas M. Menzel

Although superspace formalism has become the standard approach for the analysis of structurally modulated crystals, it has remained during the last thirty years almost unexplored as a practical tool to deal with magnetic incommensurate…

Materials Science · Physics 2015-05-28 J. M. Perez-Mato , J. L. Ribeiro , V. Petricek , M. I. Aroyo

We systematically discuss the equivalence of two variational formulations of magnetostatics, in terms of magnetization and magnetic field on the one hand and the single field formulation using only magnetic induction. To demonstrate that…

Mathematical Physics · Physics 2026-05-20 Stefan Krömer , Giuseppe Tomassetti

We present a high resolution method for measuring magnetostriction in millisecond pulsed magnetic fields at cryogenic temperatures with a sensitivity of $1.11\times10^{-11}/\sqrt{\rm Hz}$. The sample is bonded to a thin piezoelectric plate,…

By performing systematic $ab$ $initio$ density functional calculations, here we study two relativity-induced properties of atomically thin ferromagnetic (FM) Cr$_2$Ge$_2$Te$_6$ films [monolayer (ML), bilayer (BL) and trilayer (TL) as well…

Mesoscale and Nanoscale Physics · Physics 2018-09-25 Yimei Fang , Shunqing Wu , Zi-Zhong Zhu , Guang-Yu Guo

Viscoelastic microfluidic devices are promising for various microscale procedures such as particle sorting and separation. In this study, we perform three dimensional computational investigation of a particle in a viscoelastic channel flow…

Fluid Dynamics · Physics 2019-10-29 Amir Hossein Raffiee , Arezoo M. Ardekani , Sadegh Dabiri

The influence of a strain-induced uniaxial magnetoelastic anisotropy on the magnetic vortex core dynamics in microstructured magnetostrictive Co$_{40}$Fe$_{40}$B$_{20}$ elements was investigated with time-resolved scanning transmission…

In this paper we develop magnetic induction conforming multiscale formulations for magnetoquasistatic problems involving periodic materials. The formulations are derived using the periodic homogenization theory and applied within a…

Numerical Analysis · Mathematics 2017-09-21 Innocent Niyonzima , Ruth V. Sabariego , Patrick Dular , Kevin Jacques , Christophe Geuzaine

Accelerating the design of materials with targeted properties is one of the key materials informatics tasks. The most common approach takes a data-driven motivation, where the underlying knowledge is incorporated in the form of…

Materials Science · Physics 2022-09-28 Shunshun Liu , Kyungtae Lee , Prasanna V. Balachandran

Small magnetic particles placed in a relatively soft polymer (with elastic modulus E ~ 10-100 kPa) are magnetically soft elastomers. The external magnetic field acts on each particle which leads to microscopic deformation of the material…

Soft Condensed Matter · Physics 2015-12-25 Petr Andriushchenko , Leonid Afremov , Mariya Chernova

In a quantizing magnetic field, the two-dimensional electron (2DEG) gas has a rich phase diagram with broken translational symmetry phases such as Wigner, bubble, and stripe crystals. In this paper, we derive a method to get the dynamical…

Mesoscale and Nanoscale Physics · Physics 2008-03-05 R. Cote , M. -A. Lemonde , C. B. Doiron , A. M. Ettouhami

In this article we explore how structural parameters of composites filled with one-dimensional, electrically conducting elements (such as sticks, needles, chains, or rods) affect the percolation properties of the system. To this end, we…

Soft Condensed Matter · Physics 2014-05-06 J. L. Mietta , R. M. Negri , P. I. Tamborenea

The objective of this work is to assess computationally efficient coarse-grained plasticity models against high-fidelity crystal plasticity simulations for magnesium polycrystals over a wide range of textures and grain sizes. A basic…

Materials Science · Physics 2026-01-13 R. Vigneshwaran , Showren Datta , A. A. Benzerga , Shailendra P. Joshi
‹ Prev 1 8 9 10 Next ›