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Related papers: Interface magnetism in Fe2O3/FeTiO3-heterostructur…

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We have carried out the growth of h-RFeO3 (001) (R=Lu, Yb) thin films on Fe3O4 (111)/Al2O3 (001) substrates, and studied the effect of the h-RFeO3 (001)/Fe3O4 (111) interfaces on the epitaxy and magnetism. The observed epitaxial relations…

Materials Science · Physics 2017-03-21 Xiaozhe Zhang , Yuewei Yin , Sen Yang , Zhimao Yang , Xiaoshan Xu

A heterostructure comprised of a 2.7 nm (7 unit-cell) thick layer of the metallic ferromagnet La(2/3)Ca(1/3)MnO(3) and two 50 nm thick layers of the high-temperature superconductor YBa(2)Cu(3)O(7) epitaxially grown on (100) SrTiO3 by…

Strongly Correlated Electrons · Physics 2015-05-14 Z. L. Zhang , U. Kaiser , S. Soltan , H. -U. Habermeier , B. Keimer

Performing an analysis within density functional theory, we develop insight into the structural and electronic properties of the oxide heterostructure LaAlO3/SrTiO3. Electrostatic surface effects are decomposed from the internal lattice…

Materials Science · Physics 2015-05-13 U. Schwingenschloegl , C. Schuster

The interface between LaAlO3 and SrTiO3 hosts a two-dimensional electron system of itinerant carriers, although both oxides are band insulators. Interface ferromagnetism coexisting with superconductivity has been found and attributed to…

Strongly Correlated Electrons · Physics 2013-06-19 G. Berner , M. Sing , H. Fujiwara , A. Yasui , Y. Saitoh , A. Yamasaki , Y. Nishitani , A. Sekiyama , N. Pavlenko , T. Kopp , C. Richter , J. Mannhart , S. Suga , R. Claessen

Creating a heterostructure by combining two magnetically and structurally distinct ruthenium oxides is a crucial approach for investigating their emergent magnetic states and interactions. Previously, research has predominantly concentrated…

We have performed angle-resolved photoemission spectroscopy on a heterostructure consisting of topological insulator Bi2Te3 and iron chalcogenide FeTe fabricated on SrTiO3 substrate by molecular-beam-epitaxy technique. This system was…

We shed light on the interplay between structure and many-body effects relevant for itinerant ferromagnetism in LaAlO$_3$/SrTiO$_3$ heterostructures. The realistic correlated electronic structure is studied by means of the (spin-polarized)…

Materials Science · Physics 2014-08-27 Frank Lechermann , Lewin Boehnke , Daniel Grieger , Christoph Piefke

A combination of spectroscopic probes was used to develop a detailed experimental description of the transport and magnetic properties of superlattices composed of the paramagnetic metal CaRuO$_3$ and the antiferromagnetic insulator…

Strongly Correlated Electrons · Physics 2015-05-13 J. W. Freeland , J. Chakhalian , A. V. Boris , J. -M. Tonnerre , J. J. Kavich , P. Yordanov , S. Grenier , P. Popovich , H. N. Lee , B. Keimer

The question of stability against diffusional mixing at the prototypical LaAlO3/SrTiO3(001) interface is explored using a multi-faceted experimental and theoretical approach. We combine analytical methods with a range of sensitivities to…

The magnetic properties of Nd${}_2$Fe${}_{14}$B (NFB)/transition metal (TM = Fe, Co) multilayer systems are studied on the basis of first-principles density functional calculations. We optimize the model structure under a variety of…

Mesoscale and Nanoscale Physics · Physics 2016-01-13 Nobuyuki Umetsu , Yuta Toga , Akimassa Sakuma

Emergent magnetic states at oxide interfaces arise from the interplay of charge transfer, orbital reconstruction, and dimensional confinement, offering a route to engineered correlated-electron behavior in nanoscale spintronic materials.…

Recent experimental observations of exchange bias in the La$_{0.67}$Sr$_{0.33}$MnO$_{3}$/LaAlO$_{3}$/SrTiO$_{3}$ heterostructure, which lacks an intrinsic antiferromagnetic layer, have sparked theoretical investigations into the underlying…

Materials Science · Physics 2025-05-29 Adam B. Cahaya

The enhancement of interfacial Dzyaloshinskii-Moriya Interaction (DMI) in magnetic multilayers results in the stabilization of topological spin textures like chiral domain walls and skyrmions. Here we report on the evaluation of…

The electronic reconstruction at the interface between two insulating oxides can give rise to a highly-conductive interface. In analogy to this remarkable interface-induced conductivity we show how, additionally, magnetism can be induced at…

Strongly Correlated Electrons · Physics 2007-06-13 A. Brinkman , M. Huijben , M. van Zalk , J. Huijben , U. Zeitler , J. C. Maan , W. G. van der Wiel , G. Rijnders , D. H. A. Blank , H. Hilgenkamp

When a topological insulator (TI) is in contact with a ferromagnet, both time reversal and inversion symmetries are broken at the interface. An energy gap is formed at the TI surface, and its electrons gain a net magnetic moment through…

Mesoscale and Nanoscale Physics · Physics 2016-07-15 Changmin Lee , Ferhat Katmis , Pablo Jarillo-Herrero , Jagadeesh S. Moodera , Nuh Gedik

It is shown that LaTiO_3 in superlattices with SrTiO_3 is not a Mott insulator but a strongly correlated metal. The tetragonal lattice geometry imposed by the SrTiO_3 substrate leads to an increase of the Ti 3d t2g band width and a reversal…

Strongly Correlated Electrons · Physics 2009-11-13 H. Ishida , A. Liebsch

We report emergent magnetic behavior in heterostructures composed of (111)-oriented La$_{0.7}$Sr$_{0.3}$MnO$_3$ (LSMO) and (00$l$)-oriented Bi$_2$Te$_3$ (BT), controlled by interfacial reconstructions. When BT is deposited directly onto…

We report on first principles calculations of the electronic structure of La$_{0.7}$Sr$_{0.3}$MnO$_{3}$/SrTiO$_{3}$ junction with two possible types of interface terminations. We find that the La$_{0.7}$Sr$_{0.3}$O/TiO$_{2}$ interface…

Materials Science · Physics 2009-11-11 H. Zenia , G. A. Gehring , W. M. Temmerman

We explore manganite interface magnetism in epitaxially grown La0.7Sr0.3MnO3(LSMO)/SrTiO3 ultrathin superlattices (SL) along (110) orientation. we show that robust ferromagnetism persists down to four monolayers LSMO(MLs) (~1.1 nm in…

Materials Science · Physics 2015-05-13 J. X. Ma , X. F. Liu , T. Lin , G. Y. Gao , J. P. Zhang , W. B. Wu , X. G. Li , Jing Shi

The complex investigation of dc transport and magnetic properties of the epitaxial manganite/iridate heterostructure was carried out by mean of X-ray (XRD), dc resistance measurements, ferromagnetic resonance (FMR) and polarized neutron…

Mesoscale and Nanoscale Physics · Physics 2020-10-07 G. A. Ovsyannikov , T. A Shaikhulov , V. V. Demidov , K. L. Stankevich , Yu. Khaydukov , N. V. Andreev