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Related papers: Structurally driven metamagnetism in MnP and relat…

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Magnetic axis rotation (MAR) in ferromagnetic (FM) layers is crucial for strain-mediated converse magnetoelectric coupling. Employing the density functional theory (DFT), we computationally study the magnetic anisotropy of selected deformed…

Materials Science · Physics 2022-12-02 Zefeng Cai , Ben Xu

Over the last decade the search for compounds combining the resources of semiconductors and ferromagnets has evolved into an important field of materials science. This endeavour has been fuelled by continual demonstrations of remarkable…

Materials Science · Physics 2013-11-15 Tomasz Dietl

Shannon entropies of one- and two-electron atomic structure factors in the position and momentum representations are used to examine the behavior of the off-diagonal elements of density matrices with respect to the uncertainty principle and…

Quantum Physics · Physics 2009-11-13 Robin P. Sagar , Nicolais L. Guevara

In this work, a systematic ab initio study of the influence of doping on electronic structure and local magnetic moments of ferromagnetic MnAs has been carried out. The majority of the considered substitution elements, potentially suitable…

Materials Science · Physics 2012-11-30 A. V. Golovchan , I. F. Gribanov

Magnetism and superconductivity often compete for preeminence as a material's ground state, and in the right circumstances the fluctuating remains of magnetic order can induce superconducting pairing. The intertwining of the two on the…

Superconductivity · Physics 2019-04-02 Yishu Wang , Yejun Feng , J. -G. Cheng , W. Wu , J. L. Luo , T. F. Rosenbaum

The notion of a simple ordered state implies homogeneity. If the order is established by a broken symmetry, elementary Landau theory of phase transitions shows that only one symmetry mode describes this state. Precisely at points of phase…

Strongly Correlated Electrons · Physics 2019-11-13 D. A. Sokolov , N. Kikugawa , T. Helm , H. Borrmann , U. Burkhardt , R. Cubitt , E. Ressouche , M. Bleuel , K. Kummer , A. P. Mackenzie , U. K. Rößler

In the paper the novel soft magnetic composite system is investigated. A ferrofluid emulsion studied demonstrates the strong magnetic properties which are atypical for commonly known emulsions. Interaction of ferrofluid emulsions with a…

Soft Condensed Matter · Physics 2011-04-19 Arthur Zakinyan , Yury Dikansky

Micromagnetic instabilities and non-uniform magnetization states play a significant role in spin transfer induced switching of nanometer scale magnetic elements. Here we model domain wall mediated switching dynamics in perpendicularly…

Mesoscale and Nanoscale Physics · Physics 2021-01-13 Nahuel Statuto , Jamileh Beik Mohammadi , Andrew D. Kent

This a review article, which presents a general framework for the analysis of interatomic magnetic interactions in the spin-density-functional theory, which is based on the magnetic force theorem, make a link with the models for…

Materials Science · Physics 2007-05-23 I. V. Solovyev

First-principles calculations are used to investigate the magnetic properties of Ti$_{1-x}$Cr$_{x}$N solid solutions. We show that the magnetic interactions between Cr spins that favour antiferromagnetism in CrN is changed upon alloying…

Materials Science · Physics 2010-12-14 B. Alling

The resistivity model as a function of temperature and ionization energy (doping) is derived with further confinements from spin-disorder scattering in ferromagnetic phase. Magnetization and polaronic effects capture the mechanism of both…

Materials Science · Physics 2007-05-23 Andrew Das Arulsamy

The concept of periodic structures has driven the development of advanced materials like photonic and phononic crystals. These metamaterials typically rely on complex repeating units or meta-atoms, limiting their adaptability after…

Applied Physics · Physics 2024-11-01 Linlin An , Peifeng Fan

The electronic structure of $\beta$-Ti$_{6}$Sn$_{5}$ has been studied based on the density functional theory within the local-density approximation. The calculation indicates that $\beta$-Ti$_{6}$Sn$_{5}$ is very close to ferromagnetic…

Strongly Correlated Electrons · Physics 2009-11-11 T. Jeong

A delicate balance between various factors such as site occupancy, composition and magnetic ordering seems to affect the stability of the martensitic phase in Mn$_{2}$Ni$_{1+x}$Sn$_{1-x}$. Using first-principles DFT calculations, we explore…

Materials Science · Physics 2018-01-17 Ashis Kundu , Subhradip Ghosh

The current efforts to fabricate non-volatile magnetic recording media with a high areal density is deteriorated by the increasing temporal instability of the stored information. If the stored energy per magnetic particle competes with the…

Materials Science · Physics 2009-10-31 P. J. Jensen

This work deals with the analysis of experimental data on the average magnetization of $Fe_{1-x}Me_x$ (Me=Sn,Si) disordered alloys, the average and local hyperfine fields (HFF) at the Fe nuclei. The effect of the metalloid concentration on…

Materials Science · Physics 2007-05-23 A. K. Arzhnikov , L. V. Dobysheva

We systematically investigate the structural, electronic and magnetic properties of Mn$_n$ clusters ($n =$ 2$-$20) within the {\it ab-initio} pseudopotential plane wave method using generalized gradient approximation for the…

Atomic and Molecular Clusters · Physics 2008-06-12 Mukul Kabir , Abhijit Mookerjee , D. G. Kanhere

Performing an exact diagonalization of the effective spin problem, a ferromagnetic ground state of kinetic origin is shown to emerge in a system of $N$ strongly correlated electrons on a $L$-site ring ($L > N$). This phenomenon is brought…

Strongly Correlated Electrons · Physics 2020-05-13 Ilya Ivantsov , Hernan B. Xavier , Alvaro Ferraz , Evgenii Kochetov

The exploration of multi-principal-component alloys (MPCAs) as potential functional materials in research is still in its early phase, with most studies centred on their potential application as structural materials. Magnetic materials…

Materials Science · Physics 2024-08-23 Palash Swarnakar , Partha Sarathi De , Amritendu Roy

The changes in magnetic properties of Ce(Fe0.9Co0.1)2 compound with increasing disorder are discussed in the paper. Homogeneous alloys are known to undergo the phase transition from ferromagnetic to antiferromagnetic state accompanied by…

Materials Science · Physics 2026-03-30 Andrzej Musiał , Maria Pugaczowa-Michalska , Natalia Lindner , Zbigniew Śniadecki