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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Luo, Chen
Helmholtz-Zentrum Berlin für Materialien und Energie
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (13/13 displayed)
- 2024Irradiation-induced enhancement of Fe and Al magnetic polarizations in Fe60Al40 films
- 2023Local structure and magnetic properties of a nanocrystalline Mn-rich Cantor alloy thin film down to the atomic scale
- 2023Local structure and magnetic properties of a nanocrystalline Mn-rich Cantor alloy thin film down to the atomic scalecitations
- 2023Epitaxial monolayers of the magnetic 2D semiconductor FeBR 2 grown on Au(111)
- 2023Atomic displacements enabling the observation of the anomalous Hall effect in a non-collinear antiferromagnet
- 2023Atomic Displacements Enabling the Observation of the Anomalous Hall Effect in a Non‐Collinear Antiferromagnetcitations
- 2023Search for ferromagnetism in Mn-doped lead halide perovskitescitations
- 2023Epitaxial monolayers of the magnetic 2D semiconductor FeBr2 grown on Au(111)citations
- 2022Strain tuning of Néel temperature in YCrO 3 epitaxial thin filmscitations
- 2020L1 0 -ordered (Fe 100−x Cr x )Pt thin films : Phase formation, morphology, and spin structurecitations
- 2020L10-ordered (Fe100−xCrx)Pt thin films: Phase formation, morphology, and spin structurecitations
- 2018Spatially resolved investigation of all optical magnetization switching in TbFe alloys
- 2017Spatially resolved investigation of all optical magnetization switching in TbFe alloyscitations
Places of action
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article
Atomic Displacements Enabling the Observation of the Anomalous Hall Effect in a Non‐Collinear Antiferromagnet
Abstract
<jats:title>Abstract</jats:title><jats:p>Antiferromagnets with non‐collinear spin structures display various properties that make them attractive for spintronic devices. Some of the most interesting examples are an anomalous Hall effect despite negligible magnetization and a spin Hall effect with unusual spin polarization directions. However, these effects can only be observed when the sample is set predominantly into a single antiferromagnetic domain state. This can only be achieved when the compensated spin structure is perturbed and displays weak moments due to spin canting that allows for external domain control. In thin films of cubic non‐collinear antiferromagnets, this imbalance is previously assumed to require tetragonal distortions induced by substrate strain. Here, it is shown that in Mn<jats:sub>3</jats:sub>SnN and Mn<jats:sub>3</jats:sub>GaN, spin canting is due to structural symmetry lowering induced by large displacements of the magnetic manganese atoms away from high‐symmetry positions. These displacements remain hidden in X‐ray diffraction when only probing the lattice metric and require measurement of a large set of scattering vectors to resolve the local atomic positions. In Mn<jats:sub>3</jats:sub>SnN, the induced net moments enable the observation of the anomalous Hall effect with an unusual temperature dependence, which is conjectured to result from a bulk‐like temperature‐dependent coherent spin rotation within the kagome plane.</jats:p>