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Related papers: Magnetostructure of MnAs on GaAs revisited

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Tetragonally distorted \(\rm{Mn}_{3-x}\rm{Ga}_x\) thin films with \(0.1< x < 2\) show a strong perpendicular magnetic anisotropy and low magnetization and thus have the potential to serve as electrodes in spin transfer torque magnetic…

Perovskite manganites with small A-site ions, as the first and canonical branch of type-II multiferroics, are ideal systems to exhibit magnetism-induced ferroelectricity. Despite their established magnetoelectric phase diagrams under low…

Materials Science · Physics 2026-01-15 Ming Yang , Jun Chen , Junfeng Wang , Chao Dong , Chengliang Lu , Gang Xu , Jinguang Cheng , Jianshi Zhou , Shuai Dong

We demonstrate electron magnetic linear dichroism as a quantitative probe of vectorial magnetic order parameters with nanometer resolution in transmission electron microscopy. Explicit inclusion of vectorial core-level exchange splitting…

Mesoscale and Nanoscale Physics · Physics 2026-05-28 Jan Hajduček , Jáchym Štindl , Ján Rusz , Vojtěch Uhlíř

The ferromagnetism of a thin GaMnAs layer with a perpendicular easy anisotropy axis is investigated by means of several techniques, that yield a consistent set of data on the magnetic properties and the domain structure of this diluted…

A first principles study is conducted to explore the changes in the magnetic structure of Mn\textsubscript{3}GaN under anisotropic biaxial strain. Mn\textsubscript{3}GaN is an antiperovskite with a structure similar to that of an ideal…

Materials Science · Physics 2025-10-22 Roman Malyshev , Ingeborg-Helene Svenum , Sverre M. Selbach , Thomas Tybell

The magnetic phase diagram of a ground state is studied theoretically for graphene nanoflakes of bow-tie shape and various size in external in-plane magnetic field. The tight-binding Hamiltonian supplemented with Hubbard term is used to…

Mesoscale and Nanoscale Physics · Physics 2013-12-30 Karol Szałowski

Multiply connected superconductors smaller than the coherence length show destructive superconductivity, characterized by reentrant quantum phase transitions driven by magnetic flux. We investigate the dependence of destructive…

Mesoscale and Nanoscale Physics · Physics 2020-03-04 S. Vaitiekėnas , P. Krogstrup , C. M. Marcus

We study the thermodynamics of a non-abelian ferromagnet consisting of "atoms" each carrying a fundamental representation of $SU(N)$, coupled with long-range two-body quadratic interactions. We uncover a rich structure of phase transitions…

High Energy Physics - Theory · Physics 2023-10-26 Alexios P. Polychronakos , Konstantinos Sfetsos

The combination of x-ray spectroscopy methods complemented with theoretical analysis unravels the coexistence of paramagnetic and antiferromagnetic phases in the Zn_0.9Mn_0.1O shell deposited onto array of wurtzite ZnO nanowires. The shell…

Altermagnets, a unique class of magnetic materials that combines features of both ferromagnets and antiferromagnets, have garnered attention for their potential in spintronics and magnonics. While the electronic properties of altermagnets…

We report on the structural and magnetic properties of single and double atomic layers of Mn on a clean and unreconstructed Nb(110) substrate. Low-temperature scanning tunneling spectroscopy measurements reveal a proximity-induced…

New detailed angle-resolved photoemission data are presented, revealing the existence of an Mn-induced state that extends into the band gap of GaAs. In sharp contrast to recent reports we observe that the state is highly dispersive. Spin…

Materials Science · Physics 2014-11-04 J. Kanski , L. Ilver , K. Karlsson , M. Leandersson , I. Ulfat , J. Sadowski

Some recent experimental studies show the invisibility of antiferromagnetic transition in the cases of manganites when their particle size is reduced to nanometer scale. In complete contrast to these cases, we have observed the signature of…

Materials Science · Physics 2009-06-15 Anis Biswas , Tapas Samanta , S. Banerjee , I. Das

A small fraction of phosphorus (up to 10 %) was incorporated in ferromagnetic (Ga,Mn)As epilayers grown on a GaAs substrate. P incorporation allows reducing the epitaxial strain or even change its sign, resulting in strong modifications of…

Single planar arrays of Ga(x)Fe(4-x)N magnetic nanocrystals embedded in GaN have been fabricated in an epitaxial process. The phase of the nanocrystals and their epitaxial relationship with the host matrix are studied $via$ high-resolution…

Materials Science · Physics 2015-06-11 A. Navarro-Quezada , T. Devillers , Tian Li , A. Bonanni

The magnetic configurations of barcode-type magnetic nanostructures consisting of alternate ferromagnetic and nonmagnetic layers arranged within a multilayer nanotube structure are investigated as a function of their geometry. Based on a…

Mesoscale and Nanoscale Physics · Physics 2010-10-13 B. Leighton , O. J. Suarez , P. Landeros , J. Escrig

The approximate location in the Zaanen-Sawatzky-Allen diagram of the phase-separated (Ga,Mn)As material, consisting of MnAs nanoclusters embedded in GaAs, is determined on the basis of configuration-interaction (CI) cluster-model analysis…

Mesoscale and Nanoscale Physics · Physics 2011-08-05 M. Moreno , K. H. Ploog

Mn$_3$GaC undergoes a ferromagnetic to antiferromagnetic, volume discontinuous cubic-cubic phase transition as a function of temperature, pressure and magnetic field. Through a series of temperature dependent x-ray absorption fine structure…

Materials Science · Physics 2017-10-11 E. T. Dias , K. R. Priolkar , R. Ranjan , A. K. Nigam , S. Emura

The magnetic properties of black phosphorene nanoribbons are investigated using static and dynamical mean-field theory. Besides confirming the existence of ferromagnetic/antiferromagnetic edge magnetism, our detailed calculations using…

Strongly Correlated Electrons · Physics 2021-02-11 Javad Vahedi , Robert Peters

The electric-field control of $d$-electron magnetism in multiferroic transition metal oxides is attracting widespread interest for the underlying fundamental physics and for next generation spintronic devices. Here, we report an extensive…

Materials Science · Physics 2021-05-26 D. Preziosi , S. Homkar , C. Lefevre , M. Salluzzo , N. Viart
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