{"id":"https://openalex.org/W2007248850","doi":"https://doi.org/10.1086/186805","title":"The stellar velocity dispersion in the nucleus of M82","display_name":"The stellar velocity dispersion in the nucleus of M82","publication_year":1993,"publication_date":"1993-04-01","ids":{"openalex":"https://openalex.org/W2007248850","doi":"https://doi.org/10.1086/186805","mag":"2007248850"},"language":"en","primary_location":{"id":"doi:10.1086/186805","doi":"https://doi.org/10.1086/186805","is_oa":false,"landing_page_url":"https://doi.org/10.1086/186805","pdf_url":null,"source":{"id":"https://openalex.org/S1980519","display_name":"The Astrophysical Journal","issn_l":"0004-637X","issn":["0004-637X","1538-4357"],"is_oa":false,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-a","jufo-1","ki-jl-1","norway-2","oarl","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astrophysical 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/A5072619092","display_name":"Niall I. Gaffney","orcid":"https://orcid.org/0000-0002-3668-9853","observed_orcids":["https://orcid.org/0000-0002-3668-9853"]},"institutions":[{"id":"https://openalex.org/I4388891828","display_name":"Texas Advanced Computing Center","ror":"https://ror.org/00xg4bh43","country_code":"US","type":"facility","lineage":["https://openalex.org/I4388891828","https://openalex.org/I86519309"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Niall I. Gaffney","raw_affiliation_strings":["Texas Advanced Computing Center (TACC)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Texas Advanced Computing Center (TACC)","institution_ids":["https://openalex.org/I4388891828"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073538610","display_name":"Dan F. Lester","orcid":"https://orcid.org/0000-0002-8438-1255","observed_orcids":["https://orcid.org/0000-0002-8438-1255"]},"institutions":[{"id":"https://openalex.org/I1294504835","display_name":"Marshall Space Flight Center","ror":"https://ror.org/02epydz83","country_code":"US","type":"facility","lineage":["https://openalex.org/I1294504835","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Dan F. Lester","raw_affiliation_strings":["[NASA Marshall Space Flight Center]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"[NASA Marshall Space Flight Center]","institution_ids":["https://openalex.org/I1294504835"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5029904454","display_name":"Charles M. Telesco","orcid":"https://orcid.org/0000-0002-0036-9292","observed_orcids":["https://orcid.org/0000-0002-0036-9292"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"C. M. Telesco","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"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":2.6811,"has_fulltext":false,"cited_by_count":26,"citation_normalized_percentile":{"value":0.89105177,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":96},"biblio":{"volume":"407","issue":null,"first_page":"L57","last_page":"L57"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10026","display_name":"Galaxies: Formation, Evolution, Phenomena","score":0.9940999746322632,"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/T10026","display_name":"Galaxies: Formation, Evolution, Phenomena","score":0.9940999746322632,"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/T10744","display_name":"Astrophysical Phenomena and Observations","score":0.002899999963119626,"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/T10039","display_name":"Stellar, planetary, and galactic studies","score":0.0015999999595806003,"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/m82","display_name":"M82","score":0.984000027179718},{"id":"https://openalex.org/keywords/stellar-velocity-dispersion","display_name":"stellar velocity dispersion","score":0.9100000262260437},{"id":"https://openalex.org/keywords/nuclear-bulge","display_name":"nuclear bulge","score":0.9279999732971191},{"id":"https://openalex.org/keywords/starburst-galaxies","display_name":"starburst galaxies","score":0.8930000066757202},{"id":"https://openalex.org/keywords/stellar-kinematics","display_name":"stellar kinematics","score":0.5239999890327454},{"id":"https://openalex.org/keywords/mass-to-light-ratio","display_name":"mass-to-light ratio","score":0.7409999966621399},{"id":"https://openalex.org/keywords/nuclear-kinematics","display_name":"nuclear kinematics","score":0.49000000953674316},{"id":"https://openalex.org/keywords/near-infrared-continuum","display_name":"near-infrared continuum","score":0.6060000061988831}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.9592179656028748},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.7859375476837158},{"id":"https://openalex.org/C10767094","wikidata":"https://www.wikidata.org/wiki/Q854155","display_name":"Bulge","level":3,"score":0.7439272403717041},{"id":"https://openalex.org/C98444146","wikidata":"https://www.wikidata.org/wiki/Q318","display_name":"Galaxy","level":2,"score":0.7056150436401367},{"id":"https://openalex.org/C127529279","wikidata":"https://www.wikidata.org/wiki/Q637450","display_name":"Velocity dispersion","level":3,"score":0.6649912595748901},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.5392481088638306},{"id":"https://openalex.org/C167739726","wikidata":"https://www.wikidata.org/wiki/Q6440","display_name":"Stellar kinematics","level":4,"score":0.4911022186279297},{"id":"https://openalex.org/C2778623024","wikidata":"https://www.wikidata.org/wiki/Q1436016","display_name":"Stellar population","level":4,"score":0.45242300629615784},{"id":"https://openalex.org/C89108925","wikidata":"https://www.wikidata.org/wiki/Q1565388","display_name":"Luminous infrared galaxy","level":3,"score":0.42595964670181274},{"id":"https://openalex.org/C125857072","wikidata":"https://www.wikidata.org/wiki/Q16744","display_name":"Star formation","level":3,"score":0.38287848234176636},{"id":"https://openalex.org/C555520305","wikidata":"https://www.wikidata.org/wiki/Q321","display_name":"Milky Way","level":3,"score":0.37859079241752625}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1086/186805","doi":"https://doi.org/10.1086/186805","is_oa":false,"landing_page_url":"https://doi.org/10.1086/186805","pdf_url":null,"source":{"id":"https://openalex.org/S1980519","display_name":"The Astrophysical Journal","issn_l":"0004-637X","issn":["0004-637X","1538-4357"],"is_oa":false,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-a","jufo-1","ki-jl-1","norway-2","oarl","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astrophysical Journal","raw_type":"journal-article"}],"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/W1571787074","https://openalex.org/W2095195045","https://openalex.org/W1965203827","https://openalex.org/W2090658410","https://openalex.org/W1987063653","https://openalex.org/W3015684381","https://openalex.org/W7096214390","https://openalex.org/W3024632449","https://openalex.org/W2074922902","https://openalex.org/W1970569878"],"abstract_inverted_index":{"We":[0],"observed":[1],"the":[2,11,15,23,27,36,40,45,75,86,90,107,123],"2-0":[3],"^12^CO":[4],"absorption":[5],"bandhead":[6],"from":[7,10,89],"integrated":[8],"starlight":[9],"nuclear":[12,57,67,102],"bulge":[13,103],"of":[14,22,35,78,96,126],"starburst":[16,76,129],"galaxy":[17],"M82.":[18],"The":[19,53],"velocity":[20],"dispersion":[21],"stellar":[24],"component":[25],"in":[26,39,55,64,74,116,122],"central":[28,91,124],"arcsecond":[29],"is":[30,59,70,98,112],"significantly":[31],"larger":[32,81],"than":[33,73],"that":[34,44,63,85,105],"ionized":[37],"gas":[38,48],"same":[41],"region,":[42],"implying":[43],"stars":[46],"and":[47],"represent":[49],"different":[50],"kinematic":[51],"systems.":[52],"M/L_K_":[54],"this":[56,127],"region":[58,125],"essentially":[60],"identical":[61],"to":[62],"our":[65],"own":[66],"bulge,":[68],"but":[69],"much":[71],"higher":[72],"disk":[77],"M82":[79,97],"at":[80],"radii.":[82],"This":[83,110],"implies":[84],"near-infrared":[87],"continuum":[88],"r":[92],"<":[93],"7.5":[94],"pc":[95],"dominated":[99],"by":[100],"a":[101,113],"population":[104],"predates":[106],"enveloping":[108],"starburst.":[109],"work":[111],"first":[114],"step":[115],"separating":[117],"these":[118],"two":[119],"distinct":[120],"populations":[121],"well-observed":[128],"galaxy.":[130]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":2}],"updated_date":"2026-11-12T12:28:57.059296","created_date":"2016-06-24T00:00:00"}