{"id":"https://openalex.org/W391707547","doi":null,"title":"Etude U-Pb et Pb-Pb de la Murchison Greenstone Belt et du bassin aurif\u00e8re d'Evander, Afrique du Sud : implications pour l'\u00e9volution du Kaapvaal Craton","display_name":"Etude U-Pb et Pb-Pb de la Murchison Greenstone Belt et du bassin aurif\u00e8re d'Evander, Afrique du Sud : implications pour l'\u00e9volution du Kaapvaal Craton","publication_year":1997,"publication_date":"1997-01-01","ids":{"openalex":"https://openalex.org/W391707547","mag":"391707547"},"language":"fr","primary_location":{"id":"mag:391707547","doi":null,"is_oa":false,"landing_page_url":"https://www.theses.fr/1997MON20196","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"volume":null,"type":"dissertation","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5022662168","display_name":"Marc Poujol","orcid":"https://orcid.org/0000-0001-8682-2926","observed_orcids":["https://orcid.org/0000-0001-8682-2926"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Marc Poujol","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0001-8682-2926","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5022662168"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10001","display_name":"Geological and Geochemical Analysis","score":0.9961000084877014,"subfield":{"id":"https://openalex.org/subfields/1906","display_name":"Geochemistry and Petrology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10001","display_name":"Geological and Geochemical Analysis","score":0.9961000084877014,"subfield":{"id":"https://openalex.org/subfields/1906","display_name":"Geochemistry and Petrology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13442","display_name":"Geochemistry and Geochronology of Asian Mineral Deposits","score":0.0007999999797903001,"subfield":{"id":"https://openalex.org/subfields/1906","display_name":"Geochemistry and Petrology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11740","display_name":"Geochemistry and Elemental Analysis","score":0.000699999975040555,"subfield":{"id":"https://openalex.org/subfields/1906","display_name":"Geochemistry and Petrology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/u-pb-dating","display_name":"U-Pb geochronology","score":0.8920000195503235},{"id":"https://openalex.org/keywords/pb-pb-geochronology","display_name":"Pb-Pb geochronology","score":0.9879999756813049},{"id":"https://openalex.org/keywords/kaapvaal-craton","display_name":"Kaapvaal Craton","score":0.9750000238418579},{"id":"https://openalex.org/keywords/craton-evolution","display_name":"craton evolution","score":0.7239999771118164},{"id":"https://openalex.org/keywords/greenstone-belts","display_name":"greenstone belts","score":0.4410000145435333},{"id":"https://openalex.org/keywords/precambrian-geology","display_name":"Precambrian geology","score":0.550000011920929}],"concepts":[{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.5568206310272217},{"id":"https://openalex.org/C161067153","wikidata":"https://www.wikidata.org/wiki/Q1164183","display_name":"Murchison meteorite","level":4,"score":0.5336777567863464},{"id":"https://openalex.org/C15708023","wikidata":"https://www.wikidata.org/wiki/Q80083","display_name":"Humanities","level":1,"score":0.462213933467865},{"id":"https://openalex.org/C17409809","wikidata":"https://www.wikidata.org/wiki/Q161764","display_name":"Geochemistry","level":1,"score":0.3502455949783325},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.17616227269172668},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.14219260215759277},{"id":"https://openalex.org/C87355193","wikidata":"https://www.wikidata.org/wiki/Q411","display_name":"Astrobiology","level":1,"score":0.058294087648391724},{"id":"https://openalex.org/C116862484","wikidata":"https://www.wikidata.org/wiki/Q48361","display_name":"Chondrite","level":3,"score":0.0},{"id":"https://openalex.org/C130635790","wikidata":"https://www.wikidata.org/wiki/Q60186","display_name":"Meteorite","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:391707547","doi":null,"is_oa":false,"landing_page_url":"https://www.theses.fr/1997MON20196","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2089351018","https://openalex.org/W2056069761","https://openalex.org/W1996759351","https://openalex.org/W2529365338","https://openalex.org/W2737666937","https://openalex.org/W2089768605","https://openalex.org/W4415512501","https://openalex.org/W3022286374","https://openalex.org/W2074179876","https://openalex.org/W7025338834"],"abstract_inverted_index":null,"counts_by_year":[{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T04:12:42.849631","created_date":"2016-06-24T00:00:00"}
