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Related papers: Easy-Plane Magnetic Strip as a Long Josephson Junc…

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We study theoretically the effects of interfacial Rashba and Dresselhaus spin-orbit coupling in superconductor/ferromagnet/superconductor (S/F/S) Josephson junctions---with allowing for tunneling barriers between the layers---by solving the…

Superconductivity · Physics 2017-01-30 Andreas Costa , Petra Högl , Jaroslav Fabian

Charge and spin Josephson currents in a ballistic superconductor-ferromagnet-superconductor junction with spin-triplet pairing symmetry are studied using the quasiclassical Eilenberger equation. The gap vector of superconductors has an…

Superconductivity · Physics 2015-05-19 Yousef Rahnavard , Gholamreza Rashedi , Takehito Yokoyama

Through systematics density functional calculations, the mechanism of the substrate induced spin reorientation transition in FePc/O-Cu(110) was explained in terms of charge transfer and rearrangement of Fe-d orbitals. Moreover, we found…

Materials Science · Physics 2014-01-14 Jun Hu , Ruqian Wu

In this paper we study the ground state phase diagram of a one-dimensional $t-U-J$ model, at half-filling. In the large-bandwidth limit and for ferromagnetic exchange with easy-plane anisotropy, a phase with gapless charge and massive spin…

Strongly Correlated Electrons · Physics 2009-11-10 C. Dziurzik , G. I. Japaridze , A. Schadschneider , J. Zittartz

Easy-plane quantum magnets are strikingly similar to superconductors, allowing for spin supercurrent and an effective superconducting phase stemming from their $U(1)$ rotation symmetry around the $z$-axis. We uncover a generalized…

Strongly Correlated Electrons · Physics 2025-12-11 Anshuman Tripathi , Felix Gerken , Peter Schmitteckert , Michael Thorwart , Mircea Trif , Thore Posske

In this work, we theoretically study the magnon spin transport in easy-plane antiferromagnetic insulators in the presence of an in-plane magnetic field. By exactly calculating the magnon spectrum, we find the band splitting due to the…

Mesoscale and Nanoscale Physics · Physics 2021-06-30 Ka Shen

An approach to the electrostatic control of $90^{\circ}$ magnetization rotation in the hybrid structures composed of topological insulators (TIs) and adjacent ferromagnetic insulators (FMI) is proposed and studied. The concept is based on…

Mesoscale and Nanoscale Physics · Physics 2015-06-05 Yuriy G Semenov , Xiaopeng Duan , Ki Wook Kim

The energy of exchange coupled antiferromagnetic insulators (AFMIs) is a periodic function of the relative in-plane orientation of the N\'{e}el vector fields. We show that this leads to oscillations in the relative magnetization of exchange…

Mesoscale and Nanoscale Physics · Physics 2016-10-05 Yizhou Liu , Gen Yin , Jiadong Zang , Roger Lake , Yafis Barlas

Electric-field modulation of magnetism in strain-mediated multiferroic heterostructures is considered a promising scheme for enabling memory and magnetic microwave devices with ultralow power consumption. However, it is not well understood…

We present an experimental study of macroscopic and microscopic magnetic anisotropy of a spin tetramer system SeCuO$_3$ using torque magnetometry and ESR spectroscopy. Large rotation of macroscopic magnetic axes with temperature observed…

Strongly Correlated Electrons · Physics 2014-05-20 Mirta Herak , Antonija Grubišić Čabo , Dijana Žilić , Boris Rakvin , Krešimir Salamon , Ognjen Milat , Helmuth Berger

We study theoretically the Josephson effect and pairing correlations in planar SF1F2S junctions that consist of conventional superconductors (S) connected by two metallic monodomain ferromagnets (F1 and F2) with transparent interfaces. We…

Superconductivity · Physics 2011-12-07 Luka Trifunovic , Zorica Popovic , Zoran Radovic

The pivotal role of magnetic anisotropy in stabilising two-dimensional (2D) magnetism has been widely accepted, however, direct correlation between magnetic anisotropy and long-range magnetic ordering in the 2D limit is yet to be explored.…

Strongly Correlated Electrons · Physics 2021-08-09 Minjie Zhang , Qifeng Hu , Chenqiang Hua , Man Cheng , Zhou Liu , Shijie Song , Fanggui Wang , Pimo He , Guang-Han Cao , Zhu-An Xu , Yunhao Lu , Jinbo Yang , Yi Zheng

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…

The impact of 400 keV $Ar^+$ ion irradiation on the magnetic and electrical properties of in-plane magnetized magnetic tunnel junction (MTJ) stacks was investigated by ferromagnetic resonance, vibrating sample magnetometry and…

Spin-orbit coupling stands as a pivotal determinant in the realm of condensed matter physics. In recent, its profound influence on spin dynamics opens up a captivating arena with promising applications. Notably, the topological…

Mesoscale and Nanoscale Physics · Physics 2024-08-06 Taekoo Oh , Naoto Nagaosa

The Landau-Lifshitz equation for the magnetization dynamics of a single-domain magnetic system is solved using the methods of self-organization. The description takes into account the torque due to spin transfer. The potential energy of the…

Materials Science · Physics 2007-05-23 P. M. Gorley , P. P. Horley , V. K. Dugaev , J. Barnas , W. Dobrowolski

Exerting control of the magnetic exchange interaction in heterostructures is of both basic interest and has potential for use in spin-based applications relying on quantum effects. We here show that the sign of the exchange interaction in a…

Superconductivity · Physics 2019-07-03 Jabir Ali Ouassou , Jacob Linder

We present a study on spin-superfluid transport based on an atomistic, classical spin model. Easy-plane ferro- as well as antiferromagnets are considered, which allows for a direct comparison of these two material classes based on the same…

Mesoscale and Nanoscale Physics · Physics 2020-05-20 Martin Evers , Ulrich Nowak

The ferromagnetic phase (FMP) of a uniaxial magnet with the easy-plane single-ion anisotropy (SIA) and the anisotropic biquadra\-tic exchange interaction (BQEI) has been studied. The case $S=1$ for the site spin $S$ has been considered.…

Other Condensed Matter · Physics 2010-07-07 Igor P. Shapovalov

The study of superconductor-ferromagnet interfaces has generated great interest in the last decades, leading to the observation of spin-aligned triplet supercurrents and 0-pi transitions in Josephson junctions where two superconductors are…

Superconductivity · Physics 2019-02-04 R. Caruso , D. Massarotti , G. Campagnano , A. Pal , H. G. Ahmad , P. Lucignano , M. Eschrig , M. G. Blamire , F. Tafuri
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