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Related papers: Interfacial Magnetism in Manganite Superlattices

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We study superconductivity on the surface of a topological insulator, mediated by magnetic fluctuations in an adjacent ferromagnetic or antiferromagnetic insulator. Superconductivity can arise from effective interactions between helical…

Superconductivity · Physics 2020-03-06 Eirik Erlandsen , Arne Brataas , Asle Sudbø

The structural and magnetic properties of a series of superlattices consisting of two ferromagnetic metals La$_{0.7}$Sr$_{0.3}$MnO$_3$ (LSMO) and SrRuO$_3$ (SRO) grown on (001) oriented SrTiO$_3$ are studied. Superlattices with a fixed LSMO…

Materials Science · Physics 2009-11-11 P. Padhan , W. Prellier , R. C. Budhani

The FMR linewidth and its anisotropy in F$_1$/f/F$_2$/AF multilayers, where spacer f has a low Curie point compared to the strongly ferromagnetic F$_1$ and F$_2$, is investigated. The role of the interlayer exchange coupling in…

Mesoscale and Nanoscale Physics · Physics 2016-08-31 A. F. Kravets , D. M. Polishchuk , Yu. I. Dzhezherya , A. I. Tovstolytkin , V. O. Golub , V. Korenivski

Systematic approach has been applied to obtain the boundary conditions for magnetization at an interface between ferromagnetic (FM) and antiferromagnetic (AFM) materials in the continuous medium approximation. Three order parameters are…

Applied Physics · Physics 2019-02-01 Oksana Busel , Oksana Gorobets , Yuri Gorobets

In this work, we study magnetization dynamics in superconductor-ferromagnet (S-F) thin-film multilayer. Theoretical considerations supported by the broad-band ferromagnetic resonance spectroscopy reveal development of acoustic and optic…

Superconductivity · Physics 2023-08-03 I. A. Golovchanskiy , V. V. Ryazanov , V. S. Stolyarov

We study the renormalization of magnons by charge and coupled orbital-lattice fluctuations in colossal magnetoresistance compounds. The model considered is an orbitally degenerate double-exchange system coupled to Jahn-Teller active…

Strongly Correlated Electrons · Physics 2007-05-23 G. Khaliullin , R. Kilian

By ab initio LMTO calculations in atomic-sphere approximation we have studied the interlayer exchange coupling between Fe films separated by Au spacers in infinite Fe/Au multilayers with (001) interface orientation. We also performed…

Materials Science · Physics 2009-10-31 M. Böhm , U. Krey

Antiferromagnetic materials present us with rich and exciting physics, which we can exploit to open new avenues in spintronic device applications. We explore perpendicularly magnetized exchange biased systems of Pt/Co/IrMn and Pt/Co/FeMn,…

Mesoscale and Nanoscale Physics · Physics 2018-08-22 Risalat A. Khan , Hans T. Nembach , Mannan Ali , Justin M. Shaw , Christopher H. Marrows , Thomas A. Moore

We investigate the layer resolved magnetotransport properties of the antiferromagnetic/paramagnetic superlattices based on one band half-filled Hubbard model in three dimensions. In our set up the correlated layers (with on-site repulsion…

Strongly Correlated Electrons · Physics 2024-07-11 Sandip Halder , Sourav Chakraborty , Kalpataru Pradhan

This work explores the static and dynamic magnetic properties of weakly antiferromagnetically coupled Fe/Ti superlattices, emphasizing the link between magnetic behavior and structural characteristics. HRTEM and XRD analyses confirm…

The coupling of ferroelectricity and magnetic order provides rich tunability for engineering material properties and demonstrates great potential for uncovering novel quantum phenomena and multifunctional devices. Here, we report…

The magnetic and electronic modifications induced at the interfaces in (SrMnO$_{3}$)$_{n}$/(LaMnO$_{3}$)$_{2n}$ superlattices have been investigated by linear and circular magnetic dichroism in the Mn L$_{2,3}$ x-ray absorption spectra.…

Artificially engineered superlattices were designed and fabricated to induce different growth mechanisms and structural characteristics. DC sputtering was used to grow ferromagnetic (La$_{0.8}$Ba$_{0.2}$MnO$_3$) / ferroelectric…

Nanoscale superlattices with uniaxial ferromagnetic layers antiferromagnetically coupled through non-magnetic spacers are recently used as components of magnetoresistive and recording devices. In the last years intensive experimental…

Materials Science · Physics 2015-06-24 U. K. Roessler , A. N. Bogdanov

Magnetic topological insulators (MTIs) have received a lot of attention due to the existence of various quantum phenomena such as quantum anomalous Hall effect (QAHE) and topological magnetoelectric effect, etc. The intrinsic…

Magnetism in Ni-Mn-Z (Z = Ga,In,Sn,Sb) Heusler alloys has so far been predominantly attributed to Rudermann-Kittel-Kasuya-Yoshida type interactions between Mn atoms. We investigate magnetic interactions in one such alloy,…

Materials Science · Physics 2015-06-15 K. R. Priolkar , P. A. Bhobe , D. N. Lobo , S. W. D'Souza , S. R. Barman , A. Chakrabarti , S. Emura

In this work, we study the magnetization dynamics in a ferromagnet/insulator/ferromagnet trilayer sandwiched between two superconductors (S/F/I/F/S heterostructure). It is well-known that a conceptually similar S/F/S system is a platform…

Superconductivity · Physics 2025-06-25 V. M. Gordeeva , G. A. Bobkov , A. M. Bobkov , I. V. Bobkova , Tao Yu

Taking into account both the Jahn-Teller lattice distortion and the on-site electronic potential fluctuations in the orbital-degenerated double-exchange model, in which both the core-spin and the lattice distortion are treated classically,…

Strongly Correlated Electrons · Physics 2009-11-10 R. Y. Gu

We propose a controllable method for observing interaction induced ferromagnetism in ultracold fermionic atoms loaded in optical superlattices. We first discuss how to probe and control Nagaoka ferromagnetism in an array of isolated…

Quantum Gases · Physics 2015-05-13 J. von Stecher , E. Demler , M. D. Lukin , A. M. Rey

We study the conductance oscillation of an antiferromagnetic layer tunnel junction composed of antiferromagnetic topological insulators (MTIs) such as MnBi$_{2}$Te$_{4}$. In presence of an in-plane magnetic field, we find that the two…

Mesoscale and Nanoscale Physics · Physics 2023-07-05 Sang-Jun Choi , Hai-Peng Sun , Björn Trauzettel