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f | 1 | { | f | 1 | { |
2 | "author": "Weber, Frank", | 2 | "author": "Weber, Frank", | ||
3 | "author_email": "", | 3 | "author_email": "", | ||
4 | "creator_user_id": "17755db4-395a-4b3b-ac09-e8e3484ca700", | 4 | "creator_user_id": "17755db4-395a-4b3b-ac09-e8e3484ca700", | ||
5 | "doi": "10.35097/1544", | 5 | "doi": "10.35097/1544", | ||
6 | "doi_date_published": "2023", | 6 | "doi_date_published": "2023", | ||
7 | "doi_publisher": "", | 7 | "doi_publisher": "", | ||
8 | "doi_status": "True", | 8 | "doi_status": "True", | ||
9 | "groups": [], | 9 | "groups": [], | ||
10 | "id": "e50bf965-ff3b-4ee4-886b-e3105ece4fe7", | 10 | "id": "e50bf965-ff3b-4ee4-886b-e3105ece4fe7", | ||
11 | "isopen": false, | 11 | "isopen": false, | ||
12 | "license_id": "CC BY 4.0 Attribution", | 12 | "license_id": "CC BY 4.0 Attribution", | ||
13 | "license_title": "CC BY 4.0 Attribution", | 13 | "license_title": "CC BY 4.0 Attribution", | ||
14 | "metadata_created": "2023-08-04T08:51:01.187009", | 14 | "metadata_created": "2023-08-04T08:51:01.187009", | ||
t | 15 | "metadata_modified": "2023-08-04T08:53:43.476162", | t | 15 | "metadata_modified": "2023-08-04T09:04:25.106020", |
16 | "name": "rdr-doi-10-35097-1544", | 16 | "name": "rdr-doi-10-35097-1544", | ||
17 | "notes": "Abstract: Electron-phonon coupling, i.e., the scattering | 17 | "notes": "Abstract: Electron-phonon coupling, i.e., the scattering | ||
18 | of lattice vibrations by electrons and vice versa, is ubiquitous in | 18 | of lattice vibrations by electrons and vice versa, is ubiquitous in | ||
19 | solids and can lead to emergent ground states such as | 19 | solids and can lead to emergent ground states such as | ||
20 | superconductivity and charge-density wave order. A broad spectral | 20 | superconductivity and charge-density wave order. A broad spectral | ||
21 | phonon line shape is often interpreted as a marker of strong | 21 | phonon line shape is often interpreted as a marker of strong | ||
22 | electron-phonon coupling associated with Fermi surface nesting, i.e., | 22 | electron-phonon coupling associated with Fermi surface nesting, i.e., | ||
23 | parallel sections of the Fermi surface connected by the phonon | 23 | parallel sections of the Fermi surface connected by the phonon | ||
24 | momentum. Alternatively broad phonons are known to arise from strong | 24 | momentum. Alternatively broad phonons are known to arise from strong | ||
25 | atomic lattice anharmonicity. Here, we show that strong phonon | 25 | atomic lattice anharmonicity. Here, we show that strong phonon | ||
26 | broadening can occur in the absence of both Fermi surface nesting and | 26 | broadening can occur in the absence of both Fermi surface nesting and | ||
27 | lattice anharmonicity, if electron-phonon coupling is strongly | 27 | lattice anharmonicity, if electron-phonon coupling is strongly | ||
28 | enhanced for specific values of electron-momentum, k. We use inelastic | 28 | enhanced for specific values of electron-momentum, k. We use inelastic | ||
29 | neutron scattering, soft x-ray angle-resolved photoemission | 29 | neutron scattering, soft x-ray angle-resolved photoemission | ||
30 | spectroscopy measurements and ab-initio lattice dynamical and | 30 | spectroscopy measurements and ab-initio lattice dynamical and | ||
31 | electronic band structure calculations to demonstrate this scenario in | 31 | electronic band structure calculations to demonstrate this scenario in | ||
32 | the highly anisotropic tetragonal electron-phonon superconductor | 32 | the highly anisotropic tetragonal electron-phonon superconductor | ||
33 | YNi$_2$B$_2$C. This new scenario likely applies to a wide range of | 33 | YNi$_2$B$_2$C. This new scenario likely applies to a wide range of | ||
34 | compounds.\r\nTechnicalRemarks: Data are stored with Matlab codes | 34 | compounds.\r\nTechnicalRemarks: Data are stored with Matlab codes | ||
35 | producing the figures in the manuscript. In other cases, data are | 35 | producing the figures in the manuscript. In other cases, data are | ||
36 | stored in the format of the origin lab software. Labels and comments | 36 | stored in the format of the origin lab software. Labels and comments | ||
37 | are given in the header of the origin worksheets.", | 37 | are given in the header of the origin worksheets.", | ||
38 | "num_resources": 0, | 38 | "num_resources": 0, | ||
39 | "num_tags": 0, | 39 | "num_tags": 0, | ||
40 | "orcid": "", | 40 | "orcid": "", | ||
41 | "organization": { | 41 | "organization": { | ||
42 | "approval_status": "approved", | 42 | "approval_status": "approved", | ||
43 | "created": "2023-01-12T13:30:23.238233", | 43 | "created": "2023-01-12T13:30:23.238233", | ||
44 | "description": "RADAR (Research Data Repository) is a | 44 | "description": "RADAR (Research Data Repository) is a | ||
45 | cross-disciplinary repository for archiving and publishing research | 45 | cross-disciplinary repository for archiving and publishing research | ||
46 | data from completed scientific studies and projects. The focus is on | 46 | data from completed scientific studies and projects. The focus is on | ||
47 | research data from subjects that do not yet have their own | 47 | research data from subjects that do not yet have their own | ||
48 | discipline-specific infrastructures for research data management. ", | 48 | discipline-specific infrastructures for research data management. ", | ||
49 | "id": "013c89a9-383c-4200-8baa-0f78bf1d91f9", | 49 | "id": "013c89a9-383c-4200-8baa-0f78bf1d91f9", | ||
50 | "image_url": "radar-logo.svg", | 50 | "image_url": "radar-logo.svg", | ||
51 | "is_organization": true, | 51 | "is_organization": true, | ||
52 | "name": "radar", | 52 | "name": "radar", | ||
53 | "state": "active", | 53 | "state": "active", | ||
54 | "title": "RADAR", | 54 | "title": "RADAR", | ||
55 | "type": "organization" | 55 | "type": "organization" | ||
56 | }, | 56 | }, | ||
57 | "owner_org": "013c89a9-383c-4200-8baa-0f78bf1d91f9", | 57 | "owner_org": "013c89a9-383c-4200-8baa-0f78bf1d91f9", | ||
58 | "private": false, | 58 | "private": false, | ||
59 | "production_year": "2021", | 59 | "production_year": "2021", | ||
60 | "publication_year": "2023", | 60 | "publication_year": "2023", | ||
61 | "publishers": [ | 61 | "publishers": [ | ||
62 | { | 62 | { | ||
63 | "publisher": "Karlsruhe Institute of Technology" | 63 | "publisher": "Karlsruhe Institute of Technology" | ||
64 | } | 64 | } | ||
65 | ], | 65 | ], | ||
66 | "relationships_as_object": [], | 66 | "relationships_as_object": [], | ||
67 | "relationships_as_subject": [], | 67 | "relationships_as_subject": [], | ||
68 | "repository_name": "RADAR (Research Data Repository)", | 68 | "repository_name": "RADAR (Research Data Repository)", | ||
69 | "resources": [], | 69 | "resources": [], | ||
70 | "services_used_list": "", | 70 | "services_used_list": "", | ||
71 | "source_metadata_created": "2023", | 71 | "source_metadata_created": "2023", | ||
72 | "source_metadata_modified": "", | 72 | "source_metadata_modified": "", | ||
73 | "state": "active", | 73 | "state": "active", | ||
74 | "subject_areas": [ | 74 | "subject_areas": [ | ||
75 | { | 75 | { | ||
76 | "subject_area_additional": "", | 76 | "subject_area_additional": "", | ||
77 | "subject_area_name": "Physics" | 77 | "subject_area_name": "Physics" | ||
78 | } | 78 | } | ||
79 | ], | 79 | ], | ||
80 | "tags": [], | 80 | "tags": [], | ||
81 | "title": "Electron-momentum dependence of electron-phonon coupling | 81 | "title": "Electron-momentum dependence of electron-phonon coupling | ||
82 | underlies dramatic phonon renormalization in yni2b2c", | 82 | underlies dramatic phonon renormalization in yni2b2c", | ||
83 | "type": "vdataset", | 83 | "type": "vdataset", | ||
84 | "url": "https://doi.org/10.35097/1544" | 84 | "url": "https://doi.org/10.35097/1544" | ||
85 | } | 85 | } |