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Resonant nanodiffraction x-ray imaging reveals role of magnetic domains in complex oxide spin caloritronics
Spin electronic devices based on crystalline oxide layers with nanoscale thicknesses involve complex structural and magnetic phenomena, including magnetic domains and the coupling of the magnetism to elastic and plastic crystallographic distortion. The magnetism of buried nanoscale layers has a subs...
Autores principales: | , , , , , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
American Association for the Advancement of Science
2020
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7852389/ https://www.ncbi.nlm.nih.gov/pubmed/33008906 http://dx.doi.org/10.1126/sciadv.aba9351 |
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author | Evans, Paul G. Marks, Samuel D. Geprägs, Stephan Dietlein, Maxim Joly, Yves Dai, Minyi Hu, Jiamian Bouchenoire, Laurence Thompson, Paul B. J. Schülli, Tobias U. Richard, Marie-Ingrid Gross, Rudolf Carbone, Dina Mannix, Danny |
author_facet | Evans, Paul G. Marks, Samuel D. Geprägs, Stephan Dietlein, Maxim Joly, Yves Dai, Minyi Hu, Jiamian Bouchenoire, Laurence Thompson, Paul B. J. Schülli, Tobias U. Richard, Marie-Ingrid Gross, Rudolf Carbone, Dina Mannix, Danny |
author_sort | Evans, Paul G. |
collection | PubMed |
description | Spin electronic devices based on crystalline oxide layers with nanoscale thicknesses involve complex structural and magnetic phenomena, including magnetic domains and the coupling of the magnetism to elastic and plastic crystallographic distortion. The magnetism of buried nanoscale layers has a substantial impact on spincaloritronic devices incorporating garnets and other oxides exhibiting the spin Seebeck effect (SSE). Synchrotron hard x-ray nanobeam diffraction techniques combine structural, elemental, and magnetic sensitivity and allow the magnetic domain configuration and structural distortion to be probed in buried layers simultaneously. Resonant scattering at the Gd L(2) edge of Gd(3)Fe(5)O(12) layers yields magnetic contrast with both linear and circular incident x-ray polarization. Domain patterns facet to form low-energy domain wall orientations but also are coupled to elastic features linked to epitaxial growth. Nanobeam magnetic diffraction images reveal diverse magnetic microstructure within emerging SSE materials and a strong coupling of the magnetism to crystallographic distortion. |
format | Online Article Text |
id | pubmed-7852389 |
institution | National Center for Biotechnology Information |
language | English |
publishDate | 2020 |
publisher | American Association for the Advancement of Science |
record_format | MEDLINE/PubMed |
spelling | pubmed-78523892021-02-16 Resonant nanodiffraction x-ray imaging reveals role of magnetic domains in complex oxide spin caloritronics Evans, Paul G. Marks, Samuel D. Geprägs, Stephan Dietlein, Maxim Joly, Yves Dai, Minyi Hu, Jiamian Bouchenoire, Laurence Thompson, Paul B. J. Schülli, Tobias U. Richard, Marie-Ingrid Gross, Rudolf Carbone, Dina Mannix, Danny Sci Adv Research Articles Spin electronic devices based on crystalline oxide layers with nanoscale thicknesses involve complex structural and magnetic phenomena, including magnetic domains and the coupling of the magnetism to elastic and plastic crystallographic distortion. The magnetism of buried nanoscale layers has a substantial impact on spincaloritronic devices incorporating garnets and other oxides exhibiting the spin Seebeck effect (SSE). Synchrotron hard x-ray nanobeam diffraction techniques combine structural, elemental, and magnetic sensitivity and allow the magnetic domain configuration and structural distortion to be probed in buried layers simultaneously. Resonant scattering at the Gd L(2) edge of Gd(3)Fe(5)O(12) layers yields magnetic contrast with both linear and circular incident x-ray polarization. Domain patterns facet to form low-energy domain wall orientations but also are coupled to elastic features linked to epitaxial growth. Nanobeam magnetic diffraction images reveal diverse magnetic microstructure within emerging SSE materials and a strong coupling of the magnetism to crystallographic distortion. American Association for the Advancement of Science 2020-10-02 /pmc/articles/PMC7852389/ /pubmed/33008906 http://dx.doi.org/10.1126/sciadv.aba9351 Text en Copyright © 2020 The Authors, some rights reserved; exclusive licensee American Association for the Advancement of Science. No claim to original U.S. Government Works. Distributed under a Creative Commons Attribution NonCommercial License 4.0 (CC BY-NC). https://creativecommons.org/licenses/by-nc/4.0/ https://creativecommons.org/licenses/by-nc/4.0/This is an open-access article distributed under the terms of the Creative Commons Attribution-NonCommercial license (https://creativecommons.org/licenses/by-nc/4.0/) , which permits use, distribution, and reproduction in any medium, so long as the resultant use is not for commercial advantage and provided the original work is properly cited. |
spellingShingle | Research Articles Evans, Paul G. Marks, Samuel D. Geprägs, Stephan Dietlein, Maxim Joly, Yves Dai, Minyi Hu, Jiamian Bouchenoire, Laurence Thompson, Paul B. J. Schülli, Tobias U. Richard, Marie-Ingrid Gross, Rudolf Carbone, Dina Mannix, Danny Resonant nanodiffraction x-ray imaging reveals role of magnetic domains in complex oxide spin caloritronics |
title | Resonant nanodiffraction x-ray imaging reveals role of magnetic domains in complex oxide spin caloritronics |
title_full | Resonant nanodiffraction x-ray imaging reveals role of magnetic domains in complex oxide spin caloritronics |
title_fullStr | Resonant nanodiffraction x-ray imaging reveals role of magnetic domains in complex oxide spin caloritronics |
title_full_unstemmed | Resonant nanodiffraction x-ray imaging reveals role of magnetic domains in complex oxide spin caloritronics |
title_short | Resonant nanodiffraction x-ray imaging reveals role of magnetic domains in complex oxide spin caloritronics |
title_sort | resonant nanodiffraction x-ray imaging reveals role of magnetic domains in complex oxide spin caloritronics |
topic | Research Articles |
url | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7852389/ https://www.ncbi.nlm.nih.gov/pubmed/33008906 http://dx.doi.org/10.1126/sciadv.aba9351 |
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