{"id":"https://openalex.org/W2000594149","doi":"https://doi.org/10.1126/science.179.4075.792","title":"Detection of Radon Emanation from the Crater Aristarchus by the Apollo 15 Alpha Particle Spectrometer","display_name":"Detection of Radon Emanation from the Crater Aristarchus by the Apollo 15 Alpha Particle Spectrometer","publication_year":1973,"publication_date":"1973-02-23","ids":{"openalex":"https://openalex.org/W2000594149","doi":"https://doi.org/10.1126/science.179.4075.792","mag":"2000594149","pmid":"https://pubmed.ncbi.nlm.nih.gov/17806295"},"language":"en","primary_location":{"id":"doi:10.1126/science.179.4075.792","doi":"https://doi.org/10.1126/science.179.4075.792","is_oa":false,"landing_page_url":"https://doi.org/10.1126/science.179.4075.792","pdf_url":null,"source":{"id":"https://openalex.org/S3880285","display_name":"Science","issn_l":"0036-8075","issn":["0036-8075","0193-4511","1095-9203"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-a","doyens","erih-plus","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315823","host_organization_name":"American Association for the Advancement of Science","host_organization_lineage":["https://openalex.org/P4310315823"],"host_organization_lineage_names":["American Association for the Advancement of Science"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Science","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"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/A5084899096","display_name":"Paul Gorenstein","orcid":"https://orcid.org/0000-0003-1175-8696","observed_orcids":["https://orcid.org/0000-0003-1175-8696"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Paul Gorenstein","raw_affiliation_strings":["American Science and Engineering, Cambridge, Massachusetts 02139"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"American Science and Engineering, Cambridge, Massachusetts 02139","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5045348482","display_name":"P. Bjorkholm","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Paul Bjorkholm","raw_affiliation_strings":["American Science and Engineering, Cambridge, Massachusetts 02139"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"American Science and Engineering, Cambridge, Massachusetts 02139","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.5578,"has_fulltext":false,"cited_by_count":47,"citation_normalized_percentile":{"value":0.8646269,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":97},"biblio":{"volume":"179","issue":"4075","first_page":"792","last_page":"794"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10406","display_name":"Planetary Science and Exploration","score":0.5663999915122986,"subfield":{"id":"https://openalex.org/subfields/1912","display_name":"Space and Planetary Science"},"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/T10406","display_name":"Planetary Science and Exploration","score":0.5663999915122986,"subfield":{"id":"https://openalex.org/subfields/1912","display_name":"Space and Planetary Science"},"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/T10325","display_name":"Astro and Planetary Science","score":0.3977000117301941,"subfield":{"id":"https://openalex.org/subfields/1912","display_name":"Space and Planetary Science"},"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/T10946","display_name":"Radioactivity and Radon Measurements","score":0.010999999940395355,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/radon-emanation","display_name":"radon emanation","score":0.9589999914169312},{"id":"https://openalex.org/keywords/aristarchus-crater","display_name":"Aristarchus crater","score":0.8970000147819519},{"id":"https://openalex.org/keywords/apollo-15","display_name":"Apollo 15","score":0.9049999713897705},{"id":"https://openalex.org/keywords/lunar-volatiles","display_name":"lunar volatiles","score":0.7490000128746033},{"id":"https://openalex.org/keywords/radon-222","display_name":"radon-222","score":0.8259999752044678}],"concepts":[{"id":"https://openalex.org/C545943180","wikidata":"https://www.wikidata.org/wiki/Q1133","display_name":"Radon","level":2,"score":0.909856915473938},{"id":"https://openalex.org/C179537507","wikidata":"https://www.wikidata.org/wiki/Q55818","display_name":"Impact crater","level":2,"score":0.7881384491920471},{"id":"https://openalex.org/C2779821442","wikidata":"https://www.wikidata.org/wiki/Q41633","display_name":"Apollo","level":2,"score":0.7523094415664673},{"id":"https://openalex.org/C66385817","wikidata":"https://www.wikidata.org/wiki/Q103517","display_name":"Alpha particle","level":2,"score":0.7091823816299438},{"id":"https://openalex.org/C33390570","wikidata":"https://www.wikidata.org/wiki/Q188463","display_name":"Spectrometer","level":2,"score":0.610406756401062},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.3877686858177185},{"id":"https://openalex.org/C87355193","wikidata":"https://www.wikidata.org/wiki/Q411","display_name":"Astrobiology","level":1,"score":0.3710084557533264},{"id":"https://openalex.org/C199289684","wikidata":"https://www.wikidata.org/wiki/Q83353","display_name":"Mineralogy","level":1,"score":0.3548728823661804},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2849438786506653},{"id":"https://openalex.org/C185544564","wikidata":"https://www.wikidata.org/wiki/Q81197","display_name":"Nuclear physics","level":1,"score":0.2423425316810608},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.10849523544311523},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C90856448","wikidata":"https://www.wikidata.org/wiki/Q431","display_name":"Zoology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1126/science.179.4075.792","doi":"https://doi.org/10.1126/science.179.4075.792","is_oa":false,"landing_page_url":"https://doi.org/10.1126/science.179.4075.792","pdf_url":null,"source":{"id":"https://openalex.org/S3880285","display_name":"Science","issn_l":"0036-8075","issn":["0036-8075","0193-4511","1095-9203"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-a","doyens","erih-plus","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315823","host_organization_name":"American Association for the Advancement of Science","host_organization_lineage":["https://openalex.org/P4310315823"],"host_organization_lineage_names":["American Association for the Advancement of Science"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Science","raw_type":"journal-article"},{"id":"pmid:17806295","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/17806295","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Science (New York, N.Y.)","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W2020931039","https://openalex.org/W2076074350","https://openalex.org/W2085799183","https://openalex.org/W2089070966","https://openalex.org/W2090219150","https://openalex.org/W3006370116"],"related_works":["https://openalex.org/W1648879314","https://openalex.org/W1976579599","https://openalex.org/W1573154202","https://openalex.org/W2033565805","https://openalex.org/W3026598773","https://openalex.org/W3080605537","https://openalex.org/W1668783667","https://openalex.org/W3003950915","https://openalex.org/W1981535661","https://openalex.org/W1507763156"],"abstract_inverted_index":{"The":[0,44],"alpha":[1,14],"particle":[2],"spectrometer":[3],"aboard":[4],"the":[5,27,41,54,68],"Apollo":[6],"15":[7],"command/service":[8],"module":[9],"was":[10,35],"designed":[11],"to":[12,20],"detect":[13],"particles":[15],"from":[16,37],"radon":[17,62],"decay":[18],"and":[19],"locate":[21],"regions":[22],"with":[23,58,67],"unusual":[24],"activity":[25,34,52],"on":[26],"moon.":[28],"A":[29],"significant":[30],"increase":[31],"in":[32],"radon-222":[33],"detected":[36],"a":[38],"region":[39],"containing":[40],"crater":[42],"Aristarchus.":[43],"result":[45],"is":[46],"interpreted":[47],"as":[48],"probably":[49],"indicating":[50],"internal":[51],"at":[53],"site.":[55],"By":[56],"analogy":[57],"terrestrial":[59],"processes,":[60],"increased":[61],"emanation":[63],"may":[64],"be":[65],"associated":[66],"emission":[69],"of":[70],"other":[71],"volatiles.":[72]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":3}],"updated_date":"2026-11-12T12:28:57.059296","created_date":"2016-06-24T00:00:00"}