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Related papers: Possible Magnetic Behavior in Oxygen-deficient {\b…

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Using ab initio methods based on density functional theory, the electronic and magnetic structure of layered hexagonal NbSe$_{2}$ is studied. In the case of single-layer NbSe$_{2}$ it is found that, for all the functionals considered, the…

Materials Science · Physics 2020-05-14 Simon Divilov , Wen Wan , Paul Dreher , Miguel M. Ugeda , Félix Ynduráin

Multiferroics in which giant ferroelectric polarization and magnetism coexist are of tremendous potential for engineering disruptive applications in information storage and energy conversion. Yet the functional properties of multiferroics…

Materials Science · Physics 2019-06-05 Cesar Menendez , Dewei Chu , Claudio Cazorla

The electronic structure and magnetism of chromia (corundum-type Cr2O3) are studied using full-potential first-principles calculations. The electronic correlations are included within the LSDA+U method. The energies of different magnetic…

Materials Science · Physics 2009-03-08 Siqi Shi , A. L. Wysocki , K. D. Belashchenko

Mn-doped \b{eta}-Ga2O3 (GMO) films with room-temperature ferromagnetism (RTFM) are synthesized by polymer-assisted deposition and the effects of annealing atmosphere (air or pure O2 gas) on their structures and physical properties are…

Materials Science · Physics 2022-05-10 Xu Dai , Xi Zhang , Gang Xiang

We report on the origin of ferromagnetic like behaviour observed for 2.4 nm size Pd nanoparticles. Localised magnetic moments on metallic surfaces have been recently shown to induce orbital motion of the itinerant electrons via spin-orbit…

Materials Science · Physics 2007-05-23 A. Hernando , B. Sampedro , M. A. Garcia , P. Marin , G. Rivero , P. Crespo , J. M. Gonzalez

By calculating the spectral density of states in the ferromagnetic (FM) ground state and in the high temperature paramagnetic (PM) phase we provide the first concise study of finite temperature effects on the electronic structure of the…

Strongly Correlated Electrons · Physics 2015-09-02 László Oroszlány , András Deák , Sergeii Khmelevskyi , László Szunyogh

In the past decade, photo-induced superconducting-like behaviors have been reported in a number of materials driven by intense pump fields. Of particular interest is the high-$T_c$ cuprate $\rm Y Ba_2 Cu_2 O_{6+x}$ (YBCO), where such effect…

Superconductivity · Physics 2025-03-17 Marios H. Michael , Duilio De Santis , Eugene A. Demler , Patrick A. Lee

We provide a systematic study on the electronic structure of a series of Ta$_2$O$_5$ polymorphs using standard density functional theory (DFT) calculations as well as the more accurate many-body perturbation theory within the GW…

Materials Science · Physics 2025-02-18 Hui-Min Tang , Yong Yang

We report the discovery of an effect where two ferromagnetic materials, one semiconductor ((Ga,Mn)As) and one metal (permalloy), can be directly deposited on each other and still switch their magnetization independently. We use this…

Mesoscale and Nanoscale Physics · Physics 2008-12-03 S. Mark , C. Gould , K. Pappert , J. Wenisch , K. Brunner , G. Schmidt , L. W. Molenkamp

We report a first-principles study of the magnetic properties, site disorder and magneto-structural coupling in multiferroic gallium ferrite (GFO) using local spin density approximation (LSDA+U) of density functional theory. The…

Materials Science · Physics 2012-04-16 Amritendu Roy , Rajendra Prasad , Sushil Auluck , Ashish Garg

The magnetization process of an S=1/2 antiferromagnet on the kagome lattice, [Cu_3(titmb)_2(OCOCH_3)_6]H_2O {titmb= 1,3,5-tris(imidazol-1-ylmethyl)-2,4,6 trimethylbenzene} has been measured at very low temperatures in both pulsed and steady…

Strongly Correlated Electrons · Physics 2009-11-10 Y. Narumi , K. Katsumata , Z. Honda , J. -C. Domenge , P. Sindzingre , C. Lhuillier , Y. Shimaoka , T. C. Kobayashi , K. Kindo

In this work, we study the time- and temperature-dependence of optically induced magnetization in bulk crystals of slightly oxygen-deficient SrTiO$_{3-\delta}$ using an optically coupled SQUID magnetometer. We find that a weak…

Materials Science · Physics 2014-07-17 W. D. Rice , P. Ambwani , J. D. Thompson , C. Leighton , S. A. Crooker

We investigate the electronic and magnetic properties of copper-doped Pb$_{10}$(PO$_4$)$_6$O using a combination of density functional theory and many-body perturbation theory. The flat half-filled electronic band at the Fermi level is…

Materials Science · Physics 2026-03-17 Lin Hou , Kevin Allen , Christopher Lane , Jian-Xin Zhu

In this work we report for the first time, to the best of our concern, the tunable electronic properties of Beta-Borophene (BB) on the polar substrate (ZrO_2). We provide an analytical prescription for the calculation of ground state energy…

Mesoscale and Nanoscale Physics · Physics 2022-04-13 Defne Akay , Santanu. K. Maiti

By LDA+U method with spin-orbit coupling (LDA+U+SO) the magnetic state and electronic structure have been investigated for plutonium in \delta and \alpha phases and for Pu compounds: PuN, PuCoGa5, PuRh2, PuSi2, PuTe, and PuSb. For metallic…

Strongly Correlated Electrons · Physics 2007-05-23 A. O. Shorikov , A. V. Lukoyanov , M. A. Korotin , V. I. Anisimov

Intricate nature of magnetism in uranium-based Kondo lattices is a consequence of correlations between U-5$f$ and conduction electrons. Using linearized quasiparticle self-consistent GW plus dynamical mean-field theory, we demonstrate a…

Strongly Correlated Electrons · Physics 2023-05-16 Byungkyun Kang , Yongbin Lee , Liqin Ke , Hyunsoo Kim , Myoung-Hwan Kim

Electroforming of metal-oxide-metal memristors is generally attributed to the creation of oxygen-vacancy filaments within the oxide, with noble metal electrodes such as Pt and Au remaining chemically inert. Here, we demonstrate that…

We consider self-magnetization of charged and neutral vector bosons bearing a magnetic moment in a gas and in vacuum. For charged vector bosons (W bosons) a divergence of the magnetization in both the medium and the electroweak vacuum…

High Energy Physics - Phenomenology · Physics 2008-11-26 H. Perez Rojas , E. Rodriguez Querts

We report a detail theoretical study of the electronic structure and phase stability of transition metal oxides MnO, FeO, CoO, and NiO in their paramagnetic cubic B1 structure by employing dynamical mean-field theory of correlated electrons…

Strongly Correlated Electrons · Physics 2016-10-26 I. Leonov , L. Pourovskii , A. Georges , I. A. Abrikosov

Lattice distortion due to octahedral rotation and distortion are high focussed, and it produces profound effect on a material's properties, such as its bandgap, magnetism and optical properties etc. Rutile-type \b{eta}-MnO2 is a wide used…

Materials Science · Physics 2020-12-03 L. Li , K. Bao , H. Xie , Y. C. Wang , X. B. Zhao , X. K. Feng , H. Y. Yu , B. B. Liu , Tian Cui
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