{"id":"https://openalex.org/W1676764397","doi":null,"title":"Variation of central star masses in planetary nebulae with height above the galactic plane","display_name":"Variation of central star masses in planetary nebulae with height above the galactic plane","publication_year":2004,"publication_date":"2004-04-01","ids":{"openalex":"https://openalex.org/W1676764397","mag":"1676764397"},"language":"en","primary_location":{"id":"pmh:oai:udg.redalyc.org:57140103","doi":null,"is_oa":false,"landing_page_url":"http://www.redalyc.org/articulo.oa?id=57140103","pdf_url":null,"source":{"id":"https://openalex.org/S4306402641","display_name":"LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Cient\u00edficas)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4383465926","host_organization_name":"LA Referencia","host_organization_lineage":["https://openalex.org/I4383465926"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"instname:Universidad de Guadalajara","raw_type":"info:eu-repo/semantics/article"},"volume":null,"type":"article","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/A5068575502","display_name":"J. P. Phillips","orcid":"https://orcid.org/0000-0001-6530-699X","observed_orcids":["https://orcid.org/0000-0001-6530-699X","https://orcid.org/0000-0003-2341-0451"]},"institutions":[{"id":"https://openalex.org/I193181351","display_name":"Universidad de Guadalajara","ror":"https://ror.org/043xj7k26","country_code":"MX","type":"education","lineage":["https://openalex.org/I193181351"]}],"countries":["MX"],"is_corresponding":true,"raw_author_name":"J. P. Phillips","raw_affiliation_strings":["Instituto de Astronom\u00eda y Meteorolog\u00eda Guadalajara, Guadalajara, M\u00e9xico"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Instituto de Astronom\u00eda y Meteorolog\u00eda Guadalajara, Guadalajara, M\u00e9xico","institution_ids":["https://openalex.org/I193181351"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5068575502"],"corresponding_institution_ids":["https://openalex.org/I193181351"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.09546807,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"40","issue":"1","first_page":"25","last_page":"30"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10039","display_name":"Stellar, planetary, and galactic studies","score":0.9990000128746033,"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":0.9990000128746033,"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/T10477","display_name":"Astrophysics and Star Formation Studies","score":0.0003000000142492354,"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/T10026","display_name":"Galaxies: Formation, Evolution, Phenomena","score":0.00019999999494757503,"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/planetary-nebulae","display_name":"planetary nebulae","score":0.9990000128746033},{"id":"https://openalex.org/keywords/central-star-mass","display_name":"central star mass","score":0.9010000228881836},{"id":"https://openalex.org/keywords/galactic-latitude","display_name":"galactic latitude","score":0.6060000061988831},{"id":"https://openalex.org/keywords/galactic-disk","display_name":"Galactic disk","score":0.5929999947547913}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.8974615335464478},{"id":"https://openalex.org/C173523689","wikidata":"https://www.wikidata.org/wiki/Q215589","display_name":"Dipole","level":2,"score":0.635787308216095},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.6334842443466187},{"id":"https://openalex.org/C147120987","wikidata":"https://www.wikidata.org/wiki/Q2225","display_name":"Electron","level":2,"score":0.5896000862121582},{"id":"https://openalex.org/C184779094","wikidata":"https://www.wikidata.org/wiki/Q26383","display_name":"Atomic physics","level":1,"score":0.5780462622642517},{"id":"https://openalex.org/C15908118","wikidata":"https://www.wikidata.org/wiki/Q2997395","display_name":"Radiative cooling","level":2,"score":0.5163809061050415},{"id":"https://openalex.org/C32909587","wikidata":"https://www.wikidata.org/wiki/Q11369","display_name":"Molecule","level":2,"score":0.46950197219848633},{"id":"https://openalex.org/C150846664","wikidata":"https://www.wikidata.org/wiki/Q7602306","display_name":"Stars","level":2,"score":0.4606930911540985},{"id":"https://openalex.org/C115260700","wikidata":"https://www.wikidata.org/wiki/Q11408","display_name":"Magnetic field","level":2,"score":0.4592258036136627},{"id":"https://openalex.org/C95373548","wikidata":"https://www.wikidata.org/wiki/Q13632","display_name":"Planetary nebula","level":3,"score":0.44693031907081604},{"id":"https://openalex.org/C39527238","wikidata":"https://www.wikidata.org/wiki/Q204469","display_name":"Cyclotron","level":3,"score":0.4347274899482727},{"id":"https://openalex.org/C185544564","wikidata":"https://www.wikidata.org/wiki/Q81197","display_name":"Nuclear physics","level":1,"score":0.12336570024490356},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:udg.redalyc.org:57140103","doi":null,"is_oa":false,"landing_page_url":"http://www.redalyc.org/articulo.oa?id=57140103","pdf_url":null,"source":{"id":"https://openalex.org/S4306402641","display_name":"LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Cient\u00edficas)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4383465926","host_organization_name":"LA Referencia","host_organization_lineage":["https://openalex.org/I4383465926"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"instname:Universidad de Guadalajara","raw_type":"info:eu-repo/semantics/article"},{"id":"mag:1676764397","doi":null,"is_oa":false,"landing_page_url":"http://www.astroscu.unam.mx/rmaa/RMxAC..40/PDF/RMxAC..40_rnunez.pdf","pdf_url":null,"source":{"id":"https://openalex.org/S5407054192","display_name":"Revista Mexicana de Astronom\u00eda y Astrof\u00edsica","issn_l":"0185-1101","issn":["0185-1101","3061-8649"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["dongbi-b","jufo-1","poland-100","russia-white-list-3","scielo"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Revista Mexicana de Astronom\u00eda y Astrof\u00edsica","raw_type":null}],"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/W7062600887","https://openalex.org/W61433881","https://openalex.org/W2051197500","https://openalex.org/W2130435426","https://openalex.org/W4251714713","https://openalex.org/W97813011","https://openalex.org/W3092683711","https://openalex.org/W1647539450","https://openalex.org/W1974324164","https://openalex.org/W1516567252"],"abstract_inverted_index":{"There":[0],"are":[1],"various":[2],"reasons":[3],"for":[4,153,177],"suspecting":[5],"that":[6,54,148],"the":[7,19,55,82,100,113,162,167,186],"progenitor":[8],"masses":[9,35],"of":[10,57,102,128,139,166,189],"planetary":[11,58],"nebulae":[12,59,105,154,178],"(PNe)":[13],"decline":[14],"with":[15,60,69,106,143,179],"height":[16],"z":[17],"above":[18],"Galactic":[20,70],"plane.":[21],"This,":[22],"if":[23],"true,":[24],"would":[25],"also":[26],"imply":[27,136],"a":[28,40,79,94,118,125,172],"similar":[29],"decrease":[30],"in":[31,43,81,122],"mean":[32,140],"central":[33,83,108],"star":[34,84,109],"MCS.":[36],"We":[37,146],"report":[38],"here":[39],"further":[41],"way":[42],"which":[44],"such":[45],"gradients":[46,138],"may":[47],"be":[48,52],"determined.":[49],"It":[50],"will":[51],"shown":[53,134],"distribution":[56],"respect":[61],"to":[62,76,92,135,171],"5":[63],"GHz":[64],"brightness":[65],"temperature":[66],"varies":[67],"strongly":[68],"latitude.":[71],"This":[72,132,169],"variation":[73],"is":[74,133],"likely":[75],"arise":[77],"from":[78],"change":[80],"mass":[85,141],"function":[86,97],"N(MCS).":[87],"High":[88],"latitude":[89,115,144,165],"sources":[90,116],"appear":[91],"have":[93,117],"steeply":[95],"varying":[96],"N(MCS),":[98,123],"implying":[99,124],"presence":[101],"relatively":[103],"few":[104],"high":[107,129],"masses.":[110],"By":[111],"contrast,":[112],"low":[114],"much":[119],"gentler":[120],"fall-off":[121],"larger":[126],"proportion":[127],"MCS":[130,142],"nebulae.":[131],"significant":[137],"b.":[145],"find":[147],"dMCS/d/bLOW/":[149],"2.0x10_3":[150],"Mo":[151],"deg_1":[152],"having":[155],"1.0":[156],"log(TB/K)":[157],"3.6,":[158],"where":[159,183],"/b/LOW/":[160],"represents":[161],"lower":[163],"limit":[164],"sources.":[168],"corresponds":[170],"gradient":[173],"dMCS/d/zLOW/":[174],"5.6x10_2":[175],"kpc_1":[176],"heights":[180],"/z//zLOW/,":[181],"and":[182],"one":[184],"adopts":[185],"statistical":[187],"distances":[188],"Phillips":[190],"(2002).":[191]},"counts_by_year":[],"updated_date":"2026-10-17T09:40:24.721904","created_date":"2016-06-24T00:00:00"}
