Dataset Restricted Access
{ "conceptrecid": "2536", "stats": { "volume": 139023083451.0, "unique_downloads": 10.0, "version_unique_downloads": 10.0, "unique_views": 131.0, "downloads": 51.0, "version_unique_views": 131.0, "version_views": 160.0, "version_downloads": 51.0, "version_volume": 139023083451.0, "views": 160.0 }, "owners": [ 40 ], "doi": "10.14278/rodare.2537", "metadata": { "publication_date": "2023-11-01", "contributors": [ { "name": "Loesel, Dagmar", "type": "DataCollector", "affiliation": "HZDR" }, { "name": "Schoessler, Claudia", "type": "DataCollector", "affiliation": "HZDR" }, { "name": "Jankovsky, Filip", "type": "Researcher", "affiliation": "UJV Rez" }, { "name": "Zuna, Milan", "type": "Researcher", "affiliation": "UJV Rez" } ], "access_right": "restricted", "description": "<p>Two crystalline rock drill cores from the Grimsel site were scanned with a Nikon XT H 225 - scanner. The samples were prepared (formatted and cast in epoxy) by UJV Rez, Czech Republic. The CT-data were acquired and processed at HZDR-FWOT.</p>\n\n<p>Sample 1 (GAM_UJV_1C_1) contains a complex system of interconnected fractures.<br>\nSample 2 (GAM_UJV_1C_2) contains one single end-to-end fracture with larger aperture.</p>\n\n<p>Size of both samples: Diameter 80 mm, length 165 mm.</p>\n\n<p>Two tomograms were acquired for both samples:<br>\n1) Complete drill core as one scan, voxel size ca. 75 µm.<br>\n2) HR-tomogram merged from three sections with maximum resolution, voxel size ca. 40 µm.</p>\n\n<p>The tomograms were stored as 3D-raw files. Data format, acquisition parameters, and processing workflow, are documented in the tomogram header files (nrrd-format (text): see https://teem.sourceforge.net/nrrd/format.html).<br>\nThis data format is importable into open-source visualization programs as 3D slicer (https://www.slicer.org) or Paraview (https://www.paraview.org). The data processing has been conducted with Avizo (https://www.thermofisher.com/de/de/home/electron-microscopy/products/software-em-3d-vis/avizo-software.html).</p>\n\n<p>Files:<br>\nSample 1<br>\nGAM_UJV_1C_1_complet-2_01_NLM: Graylevel image of complete sample, ring artifact removal, non-local-means filter<br>\nGAM_UJV_1C_1_complet-2_01_thresholded: Tentative label image of complete sample, threshold segmentation with manual edit<br>\nMerged-GAM_UJV_1C_1_HR.Frac_section: Graylevel image of merged fracture section, unfiltered<br>\nMerged-GAM_UJV_1C_1_HR.Frac_section.Threshold: Tentative label image of merged fracture section, adaptive threshold segmentation with manual edit<br>\nGAM_UJV_1C_1_complet_2.png: Figure of complete sample <br>\nGAM_UJV_1C_1_HR_Frac_Y2.png: Figure of merged high-resolution tomogram</p>\n\n<p>Sample 2<br>\nGAM_UJV_1C_2_complet_01.filtered: Graylevel image of complete sample, ring artifact removal, non-local-means filter<br>\nGAM_UJV_1C_2_complet_01.filtered.thresholded: Tentative label image of complete sample, threshold segmentation with manual edit<br>\nMerged-GAM_UJV_1C_2_A_01.Frac_section.filtered: Graylevel image of merged fracture section, ring artifact removal, non-local-means filter<br>\nMerged-GAM_UJV_1C_2_A_01.Frac_section.filtered.segm: Tentative label image of merged fracture section, threshold segmentation with manual edit<br>\nGAM_UJV_1C_2_complett_2.png: Figure of complete sample<br>\nGAM_UJV_1C_2_HR_Frac_Y2.png: Figure of merged high-resolution tomogram</p>\n\n<p>Original acquistion data are stored on the HZDR bulk data storage system and available for reprocessing on request.</p>\n\n<p><br>\nFinancial support was granted from the European Union’s Horizon 2020 research and innovation program under grant agreement No. 847593 (EURAD, WP FUTURE, task 2.2).<br>\n </p>", "related_identifiers": [ { "relation": "isIdenticalTo", "scheme": "url", "identifier": "https://www.hzdr.de/publications/Publ-37750" }, { "relation": "isVersionOf", "scheme": "doi", "identifier": "10.14278/rodare.2536" } ], "doi": "10.14278/rodare.2537", "relations": { "version": [ { "count": 1, "index": 0, "parent": { "pid_type": "recid", "pid_value": "2536" }, "last_child": { "pid_type": "recid", "pid_value": "2537" }, "is_last": true } ] }, "title": "\u00b5CT data of two drill cores of fractured crystalline rock (Grimsel)", "access_right_category": "danger", "creators": [ { "orcid": "0000-0001-6566-5829", "affiliation": "HZDR", "name": "Kulenkampff, Johannes" } ], "doc_id": "1", "grants": [ { "code": "847593", "acronym": "EURAD", "program": "H2020", "title": "European Joint Programme on Radioactive Waste Management", "links": { "self": "https://rodare.hzdr.de/api/grants/10.13039/501100000780::847593" }, "funder": { "links": { "self": "https://rodare.hzdr.de/api/funders/10.13039/501100000780" }, "name": "European Commission", "doi": "10.13039/501100000780", "acronyms": [ "EC" ] } } ], "keywords": [ "X-ray computed tomography", "crystalline rock", "granite", "drill core", "fracture" ], "language": "eng", "access_conditions": "<p>Use of the data is restricted to collaborators during the working period of the EURAD Future project. They are meanwhile available on request.</p>", "pub_id": "37750", "resource_type": { "title": "Dataset", "type": "dataset" }, "version": "1.0", "communities": [ { "id": "ecfunded" }, { "id": "fwo" }, { "id": "rodare" } ] }, "revision": 5, "id": 2537, "created": "2023-11-03T07:52:26.192309+00:00", "updated": "2023-11-03T09:47:08.728697+00:00", "conceptdoi": "10.14278/rodare.2536", "links": { "badge": "https://rodare.hzdr.de/badge/doi/10.14278/rodare.2537.svg", "doi": "https://doi.org/10.14278/rodare.2537", "conceptbadge": "https://rodare.hzdr.de/badge/doi/10.14278/rodare.2536.svg", "conceptdoi": "https://doi.org/10.14278/rodare.2536", "thumb250": "https://rodare.hzdr.de/api/iiif/v2/75eabb26-91f1-441d-9721-4567993f4230:d39603cf-b380-41f7-8f18-9bb50ca26e7b:GAM_UJV_1C_1_complet_2.png/full/250,/0/default.png", "html": "https://rodare.hzdr.de/record/2537", "latest": "https://rodare.hzdr.de/api/records/2537", "latest_html": "https://rodare.hzdr.de/record/2537" } }
All versions | This version | |
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Views | 160 | 160 |
Downloads | 51 | 51 |
Data volume | 139.0 GB | 139.0 GB |
Unique views | 131 | 131 |
Unique downloads | 10 | 10 |