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{ "metadata": { "mcid": "2024.196", "edited_by": 576, "_files": [ { "size": 3161667, "description": "Notebook for plotting and data analysis of the spin-dynamics simulations", "key": "Spin_dynamics.ipynb", "checksum": "md5:c4f67688ae5062cad0f958a43edb546c" }, { "size": 21672927, "description": "AiiDA export file containing the data used in \"Spin_dynamics.ipynb\"", "key": "export_spirit.aiida", "checksum": "md5:8f025e290682458f10490f69ff8f4b32" }, { "size": 4577, "description": "Python environment used in \"Spin_dynamics.ipynb\"", "key": "requirements_spirit.txt", "checksum": "md5:a1c1a77cc17955f2647180f2686a18d4" }, { "size": 1563960, "description": "Notebook for plotting and data analysis of the KKR calculations (Jij, KS-BdG)", "key": "Figures_Gd_paper.ipynb", "checksum": "md5:ac615c25cad05023680aae9e5fc6e26d" }, { "size": 19546589898, "description": "AiiDA export file containing data used in \"Figures_kkr.ipynb\"", "key": "export_kkr.aiida", "checksum": "md5:f4fe0b07b17073036a84ef60053935eb" }, { "size": 4652, "description": "Python environment used in \"Figures_kkr.ipynb\"", "key": "requirements_kkr.txt", "checksum": "md5:a21fb7ffe9c49b8ca27ea1f27d4f76b9" }, { "size": 44834, "description": "Raw data files for STM and STS measurements", "key": "data.zip", "checksum": "md5:35d3c17e571ead1951d895aa849557fe" }, { "size": 549254061, "description": "VASP data of Gd short dimer", "key": "2Gd_short.tar.gz", "checksum": "md5:f5adfdca3da9302f441198912291b193" }, { "size": 551725418, "description": "VASP data of long Gd dimer", "key": "2Gd_long.tar.gz", "checksum": "md5:20a51b0d7e199a54f5db71f3eb45d6f9" } ], "id": "2444", "contributors": [ { "givennames": "David", "affiliations": [ "Peter Gr\u00fcnberg Institut, Forschungszentrum J\u00fclich and JARA, 52425 J\u00fclich, Germany", "Institute for Theoretical Physics, RWTH Aachen University, 52074 Aachen, Germany" ], "familyname": "Antognini Silva" }, { "givennames": "Yu", "affiliations": [ "Physikalisches Institut, Experimentelle Physik II, Universit\u00e4t W\u00fcrzburg, Am Hubland, 97074 W\u00fcrzburg, Germany" ], "familyname": "Wang" }, { "givennames": "Nicolae", "affiliations": [ "Peter Gr\u00fcnberg Institut, Forschungszentrum J\u00fclich and JARA, 52425 J\u00fclich, Germany" ], "familyname": "Atodiresei" }, { "givennames": "Felix", "affiliations": [ "Physikalisches Institut, Experimentelle Physik II, Universit\u00e4t W\u00fcrzburg, Am Hubland, 97074 W\u00fcrzburg, Germany" ], "familyname": "Friedrich" }, { "givennames": "Stefan", "affiliations": [ "Peter Gr\u00fcnberg Institut, Forschungszentrum J\u00fclich and JARA, 52425 J\u00fclich, Germany", "Institute for Theoretical Physics, RWTH Aachen University, 52074 Aachen, Germany" ], "familyname": "Bl\u00fcgel" }, { "givennames": "Matthias", "affiliations": [ "Physikalisches Institut, Experimentelle Physik II, Universit\u00e4t W\u00fcrzburg, Am Hubland, 97074 W\u00fcrzburg, Germany", "Wilhelm Conrad R\u00f6ntgen-Center for Complex Material Systems (RCCM), Universit\u00e4t W\u00fcrzburg, Am Hubland, 97074 W\u00fcrzburg, Germany" ], "familyname": "Bode" }, { "email": "p.ruessmann@fz-juelich.de", "affiliations": [ "Peter Gr\u00fcnberg Institut, Forschungszentrum J\u00fclich and JARA, 52425 J\u00fclich, Germany", "Institute of Theoretical Physics and Astrophysics, University of W\u00fcrzburg, 97074 W\u00fcrzburg, Germany" ], "givennames": "Philipp", "familyname": "R\u00fc\u00dfmann" }, { "givennames": "Artem", "affiliations": [ "Physikalisches Institut, Experimentelle Physik II, Universit\u00e4t W\u00fcrzburg, Am Hubland, 97074 W\u00fcrzburg, Germany" ], "familyname": "Odobesko" } ], "status": "published", "title": "Rare-earth atoms on Nb(110) as a platform to engineer topological superconductivity", "references": [ { "type": "Preprint", "comment": "Paper where the data is discussed", "citation": "D. Antognini Silva, Yu Wang, N. Atodiresei, F. Friedrich, S. Bl\u00fcgel, M. Bode, P. R\u00fc\u00dfmann, and A. Odobesko, in preparation (2024)" }, { "doi": "10.5281/zenodo.3628251", "type": "Software", "comment": "Source code for the AiiDA-KKR plugin", "citation": "P. R\u00fc\u00dfmann, F. Bertoldo, J. Br\u00f6der, J. Wasmer, R. Mozumder, J. Chico, and S. Bl\u00fcgel, Zenodo (2021)" }, { "doi": "10.1038/s41524-020-00482-5", "type": "Journal reference", "comment": "AiiDA-KKR method paper", "citation": "P. R\u00fc\u00dfmann, F. Bertoldo, and S. Bl\u00fcgel, The AiiDA-KKR plugin and its application to high-throughput impurity embedding into a topological insulator. npj Comput Mater 7, 13 (2021)" }, { "doi": "10.5281/zenodo.7284739", "type": "Software", "comment": "Source code of the JuKKR code", "citation": "The JuKKR developers, JuDFTteam/JuKKR: v3.6 (v3.6), Zenodo. (2022)" } ], "license_addendum": null, "license": "Creative Commons Attribution 4.0 International", "doi": "10.24435/materialscloud:ey-vn", "version": 1, "_oai": { "id": "oai:materialscloud.org:2444" }, "publication_date": "Dec 09, 2024, 15:00:24", "keywords": [ "Superconductivity", "topological materials", "Majorana zero mode", "Topological superconductor", "magnetism", "adatoms", "rare-earth", "DFT+U", "spin-dynamics", "STM", "spin-spiral" ], "description": "Our study reveals how Gd adatoms and dimers on a superconducting Nb(110) surface induce Yu-Shiba-Rusinov (YSR) states, offering valuable insights into magnetic interactions of rare-earth atoms on superconducting surfaces. By engineering Gd dimers along the [1-10] and [001] directions, we uncover an indirect coupling between the Gd magnetic moments and the Nb substrate via their valence d electrons, leading to significant alterations in the YSR spectrum around the dimers. We further demonstrate the possibility for N\u00e9el-type spin-spiral ground states in chains of Gd atoms on Nb(110). These findings highlight the potential of 4f elements like Gd as a promising platform for controlling a spin-spiral ground state, a crucial prerequisite for realizing a topological superconductor that can host Majorana zero modes. The combination of theoretical modeling based on density functional theory, atomistic spin-dynamics simulations and experimental techniques, including scanning tunneling microscopy and spectroscopy, provides a comprehensive understanding of the coupling mechanisms and their impact on the electronic properties of these systems and establishes rare-earth magnets on Nb as a promising platform in the field.\n\nThis dataset collects the experimental and theoretical results of this work.", "is_last": true, "conceptrecid": "2443", "owner": 95 }, "revision": 13, "updated": "2024-12-09T14:00:24.206459+00:00", "id": "2444", "created": "2024-11-12T15:58:50.463249+00:00" }