{"id":"https://openalex.org/W102468512","doi":"https://doi.org/10.1086/113358","title":"The Hyades CN anomaly?","display_name":"The Hyades CN anomaly?","publication_year":1983,"publication_date":"1983-05-01","ids":{"openalex":"https://openalex.org/W102468512","doi":"https://doi.org/10.1086/113358","mag":"102468512"},"language":"en","primary_location":{"id":"doi:10.1086/113358","doi":"https://doi.org/10.1086/113358","is_oa":false,"landing_page_url":"https://doi.org/10.1086/113358","pdf_url":null,"source":{"id":"https://openalex.org/S100695177","display_name":"The Astronomical Journal","issn_l":"0004-6256","issn":["0004-6256","1538-3881"],"is_oa":false,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-b","jufo-1","norway-1","oarl","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311669","host_organization_name":"Institute of Physics","host_organization_lineage":["https://openalex.org/P4310311669"],"host_organization_lineage_names":["Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astronomical Journal","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"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/A5111712470","display_name":"Jeffery A. Brown","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I86519309","display_name":"The University of Texas at Austin","ror":"https://ror.org/00hj54h04","country_code":"US","type":"education","lineage":["https://openalex.org/I86519309"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"J. A. Brown","raw_affiliation_strings":["Texas, University, Austin, TX"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Texas, University, Austin, TX","institution_ids":["https://openalex.org/I86519309"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002600377","display_name":"Bruce A. Twarog","orcid":"https://orcid.org/0000-0001-5436-5206","observed_orcids":["https://orcid.org/0000-0001-5436-5206"]},"institutions":[{"id":"https://openalex.org/I146416000","display_name":"University of Kansas","ror":"https://ror.org/001tmjg57","country_code":"US","type":"education","lineage":["https://openalex.org/I146416000"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"B. A. Twarog","raw_affiliation_strings":["Kansas, University, Lawrence, KS"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Kansas, University, Lawrence, KS","institution_ids":["https://openalex.org/I146416000"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":4499,"currency":"USD","value_usd":4499},"apc_paid":null,"fwci":0.8198,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.73594495,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"88","issue":null,"first_page":"678","last_page":"678"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10039","display_name":"Stellar, planetary, and galactic studies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10039","display_name":"Stellar, planetary, and galactic studies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12917","display_name":"Astronomy and Astrophysical Research","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10477","display_name":"Astrophysics and Star Formation Studies","score":0.0,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/hyades","display_name":"Hyades","score":0.7770000100135803},{"id":"https://openalex.org/keywords/main-sequence-stars","display_name":"main-sequence stars","score":0.8870000243186951},{"id":"https://openalex.org/keywords/uvby-photometry","display_name":"uvby photometry","score":0.8410000205039978},{"id":"https://openalex.org/keywords/stellar-temperature","display_name":"stellar temperature","score":0.5299999713897705}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.9295752048492432},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.7341998815536499},{"id":"https://openalex.org/C150846664","wikidata":"https://www.wikidata.org/wiki/Q7602306","display_name":"Stars","level":2,"score":0.6979421377182007},{"id":"https://openalex.org/C68271606","wikidata":"https://www.wikidata.org/wiki/Q625648","display_name":"Photometry (optics)","level":3,"score":0.681261420249939},{"id":"https://openalex.org/C4839761","wikidata":"https://www.wikidata.org/wiki/Q212111","display_name":"Spectral line","level":2,"score":0.5289965271949768},{"id":"https://openalex.org/C12997251","wikidata":"https://www.wikidata.org/wiki/Q567560","display_name":"Anomaly (physics)","level":2,"score":0.4846575856208801},{"id":"https://openalex.org/C56956389","wikidata":"https://www.wikidata.org/wiki/Q3450","display_name":"Main sequence","level":3,"score":0.43730998039245605},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.43450090289115906},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1086/113358","doi":"https://doi.org/10.1086/113358","is_oa":false,"landing_page_url":"https://doi.org/10.1086/113358","pdf_url":null,"source":{"id":"https://openalex.org/S100695177","display_name":"The Astronomical Journal","issn_l":"0004-6256","issn":["0004-6256","1538-3881"],"is_oa":false,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-b","jufo-1","norway-1","oarl","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311669","host_organization_name":"Institute of Physics","host_organization_lineage":["https://openalex.org/P4310311669"],"host_organization_lineage_names":["Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astronomical Journal","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":0,"referenced_works":[],"related_works":["https://openalex.org/W2046021389","https://openalex.org/W2922523375","https://openalex.org/W2039396923","https://openalex.org/W2005851801","https://openalex.org/W2066392933","https://openalex.org/W2073143107","https://openalex.org/W1969835486","https://openalex.org/W2073464243","https://openalex.org/W86156552","https://openalex.org/W2018137958"],"abstract_inverted_index":{"Recent":[0],"uvby":[1],"photometric":[2,96],"work":[3],"indicating":[4],"possible":[5],"CN":[6,29,55,62],"variation":[7],"among":[8],"main-sequence":[9],"stars":[10,22,49],"in":[11,31,57],"the":[12,32,42,45,53,58,69,76,89,95],"Hyades":[13,33],"is":[14,37],"tested.":[15],"Comparison":[16],"of":[17,20,23,44,52,61,78,88,94],"Reticon":[18],"spectra":[19,43],"normal":[21],"similar":[24],"temperature":[25,81],"to":[26,74,85],"five":[27],"anomalous":[28,54],"candidates":[30,56],"demonstrates":[34],"that":[35],"there":[36],"no":[38],"significant":[39],"difference":[40],"between":[41],"program":[46,71],"and":[47],"comparison":[48],"for":[50,68],"four":[51],"wavelength":[59],"region":[60],"4216.":[63],"The":[64,92],"observed":[65],"spectral":[66],"discrepancy":[67],"fifth":[70],"star":[72],"appears":[73],"be":[75],"result":[77],"an":[79],"incorrect":[80],"index":[82],"as":[83],"compared":[84],"previous":[86],"observations":[87],"same":[90],"star.":[91],"source":[93],"anomaly":[97],"remains":[98],"unexplained.":[99]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2016-06-24T00:00:00"}