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Related papers: Ca3(Ru1-xCrx)2O7: A new paradigm for spin valves

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The article considers the simulation of the formation of a multilayer nanocomposite, the combination of elements of which gives rise to the effect of a spin valve. The relevance and importance of the effects in the field of spintronics and…

Superconductivity · Physics 2022-08-18 A. V. Vakhrushev , A. Yu. Fedotov , Yu. B. Savva , A. S. Sidorenko

Strong spin-orbit coupled 5d transition metal based ABO3 oxides, especially iridates, allow tuning parameters in the phase diagram and may demonstrate important functionalities, for example, by means of strain effects and symmetry-breaking,…

Strongly Correlated Electrons · Physics 2015-05-22 Abhijit Biswas , Yoon Hee Jeong

RuCl$_3$ was likely the first ever deliberately synthesized ruthenium compound, following the discovery of the $_{44}$Ru element in 1844. For a long time it was known as an oxidation catalyst, with its physical properties being discrepant…

Strongly Correlated Electrons · Physics 2025-09-04 Marius Möller , P. A. Maksimov , Shengtao Jiang , Steven R. White , Roser Valenti , A. L. Chernyshev

The recent discovery of high-temperature superconductivity in pressurized Ruddlesden-Popper nickelates stimulated intense research into their correlated electron physics. Establishing the diversity of ground states across different…

We report the electrical injection and detection of spin polarized current in lateral ferromagnet-nonmagnet-ferromagnet spin valve devices, ferromagnet being cobalt and nonmagnet being indium (In) or indium oxide (In2O3) nanostructures. The…

Mesoscale and Nanoscale Physics · Physics 2016-09-14 Keshab R Sapkota , Parshu Gyawali , Ian L. Pegg , John Philip

The material $\alpha$-RuCl$_3$, with a two-dimensional Ru-honeycomb sublattice, has attracted considerable attention because it may be a realization of the Kitaev quantum spin liquid (QSL). Recently, a new honeycomb material,…

Strongly Correlated Electrons · Physics 2022-02-08 Yang Zhang , Ling-Fang Lin , Adriana Moreo , Elbio Dagotto

The spin valve effect for the superconducting current based on the superconductor/ferromagnet proximity effect has been studied for a CoO_x/Fe1/Cu/Fe2/Cu/Pb multilayer. The magnitude of the effect $\Delta T_c$ = T_c^{AP} - T_c^{P}, where…

The spin-transfer in biased disordered ferromagnet (F) - normal metal (N) systems is calculated by the diffusion equation. For F1-N2-F2 and N1-F1-N2-F2-N3 spin valves, the effect of spin-flip processes in the normal metal and ferromagnet…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 Alexey Kovalev , Arne Brataas , Gerrit E. W. Bauer

Spin-orbit coupling in crystals is known to lead to unusual direction dependent exchange interactions, however understanding of the consequeces of such effects in molecular crystals is incomplete. Here we perform four component relativistic…

Strongly Correlated Electrons · Physics 2017-04-19 A. C. Jacko , A. L. Khosla , J. Merino , B. J. Powell

Oxygen-scavenging at oxide heterointerfaces has emerged as a powerful route for stabilizing metastable phases that exhibit interesting phenomena, including high-mobility two-dimensional electron gases and high T$_{c}$ superconductivity. We…

Superconductivity · Physics 2025-12-16 Shama , Jordan T. McCourt , Merve Baksi , Gleb Finkelstein , Divine P. Kumah

CaRuO3 is a perovskite with an orthorhombic distortion and shows the characteristics of spin-glass behavior below TC=87 K. The La3+ substitution for Ca2+ in Ca1-xLaxRuO3 samples, induces a disorder in the Ca site (the A site) and the system…

Superconductivity · Physics 2009-11-07 I. Felner , U. Asaf

Motivated by the recently observed topological Hall effect in ultra-thin films of SrRuO$_3$ (SRO) grown on SrTiO$_3$ (STO) [001] substrate, we investigate the magnetic ground state and anomalous Hall response of the SRO ultra-thin films by…

Materials Science · Physics 2020-06-24 K. Samanta , M. Ležaić , M. Merte , F. Freimuth , S. Blügel , Y. Mokrousov

Oxide interfaces are a source of spin-orbit coupling which can lead to novel spin-to-charge conversion effects. In this work the contribution of the Bi$_2$O$_3$ interface to the anomalous Hall effect of Co is experimentally studied in…

Mesoscale and Nanoscale Physics · Physics 2019-09-25 Edurne Sagasta , Juan Borge , Luis Esteban , Yasutomo Omori , Martin Gradhand , YoshiChika Otani , Luis E. Hueso , Fèlix Casanova

A spin valve is a prototype of spin-based electronic devices found on ferromagnets, in which an antiferromagnet plays a supporting role. Recent findings in antiferromagnetic spintronics show that an antiferromagnetic order in single-phase…

The discovery of superconductivity in La$_3$Ni$_2$O$_7$ under pressure has motivated the investigation of a parent spin density wave (SDW) state, which could provide the underlying pairing interaction. Here, we employ resonant soft x-ray…

Exchange bias is one of the most extensively studied phenomena in magnetism, since it exerts a unidirectional anisotropy to a ferromagnet (FM) when coupled to an antiferromagnet (AFM) and the control of the exchange bias is therefore very…

Materials Science · Physics 2016-07-12 Wei Yuan , Tang Su , Qi Song , Wenyu Xing , Yangyang Chen , Tianyu Wang , Zhangyuan Zhang , Xiumei Ma , Peng Gao , Jing Shi , Wei Han

We have shown that the observed large reduction of the effective moment and the drastic violation of the Curie-Weiss law in Na2V3O7 (Phys. Rev. Lett. 90 (2003) 167202) is caused by conventional crystal-field interactions and the…

Strongly Correlated Electrons · Physics 2007-05-23 R. J. Radwanski , Z. Ropka

Iron sesquioxide (Fe2O3) displays pressure and temperature induced spin and structural transitions. Our calculations show that, density functional theory (DFT), in the generalized gradient approximation (GGA) scheme, is capable of capturing…

Materials Science · Physics 2009-05-22 Dipta Bhanu Ghosh , Stefano de Gironcoli

We report x-ray scattering studies of the c-axis lattice parameter in Ca3Ru2O7 as a function of temperature and magnetic field. These structural studies complement published transport and magnetization data, and therefore elucidate the…

Strongly Correlated Electrons · Physics 2009-11-13 C. S. Nelson , H. Mo , B. Bohnenbuck , J. Strempfer , N. Kikugawa , S. I. Ikeda , Y. Yoshida

Inelastic neutron scattering has been applied to the study of the spin dynamics of Cr-based antiferromagnetic octanuclear rings where a finite total spin of the ground state is obtained by substituting one Cr(III) ion (s = 3/2) with Zn (s =…

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