{"id":"https://openalex.org/W7128313401","doi":"https://doi.org/10.1051/0004-6361/202557159/pdf","title":"A surprisingly large asymmetric ejection from Mira A","display_name":"A surprisingly large asymmetric ejection from Mira A","publication_year":2026,"publication_date":"2026-03-17","ids":{"openalex":"https://openalex.org/W7128313401","doi":"https://doi.org/10.1051/0004-6361/202557159/pdf"},"language":"en","primary_location":{"id":"pmh:oai:edpsciences.org:dkey/10.1051/0004-6361/202557159","doi":"https://doi.org/10.1051/0004-6361/202557159/pdf","is_oa":true,"landing_page_url":"https://www.aanda.org/10.1051/0004-6361/202557159/pdf","pdf_url":"https://www.aanda.org/10.1051/0004-6361/202557159/pdf","source":{"id":"https://openalex.org/S4306400744","display_name":"Springer Link (Chiba Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I8488066","host_organization_name":"Chiba Institute of Technology","host_organization_lineage":["https://openalex.org/I8488066"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://doi.org/10.1051/0004-6361/202557159","raw_type":"Text"},"volume":null,"type":"article","indexed_in":[],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://www.aanda.org/10.1051/0004-6361/202557159/pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5002349501","display_name":"T. Khouri","orcid":"https://orcid.org/0000-0002-5680-9525","observed_orcids":["https://orcid.org/0000-0002-5680-9525"]},"institutions":[{"id":"https://openalex.org/I66862912","display_name":"Chalmers University of Technology","ror":"https://ror.org/040wg7k59","country_code":"SE","type":"education","lineage":["https://openalex.org/I66862912"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"T. Khouri","raw_affiliation_strings":["Department of Space, Earth and Environment , Chalmers University of Technology , 412 96 Gothenburg , Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Space, Earth and Environment , Chalmers University of Technology , 412 96 Gothenburg , Sweden","institution_ids":["https://openalex.org/I66862912"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111590435","display_name":"W. H. T. Vlemmings","orcid":"https://orcid.org/0000-0002-2700-9916","observed_orcids":["https://orcid.org/0000-0002-2700-9916"]},"institutions":[{"id":"https://openalex.org/I66862912","display_name":"Chalmers University of Technology","ror":"https://ror.org/040wg7k59","country_code":"SE","type":"education","lineage":["https://openalex.org/I66862912"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"W. H. T. Vlemmings","raw_affiliation_strings":["Department of Space, Earth and Environment , Chalmers University of Technology , 412 96 Gothenburg , Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Space, Earth and Environment , Chalmers University of Technology , 412 96 Gothenburg , Sweden","institution_ids":["https://openalex.org/I66862912"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5138540791","display_name":"D. A. Raudales Oseguera","orcid":"https://orcid.org/0000-0002-5066-2446","observed_orcids":["https://orcid.org/0000-0002-5066-2446"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"D. A. Raudales Oseguera","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029381451","display_name":"Daniel Tafoya","orcid":"https://orcid.org/0000-0002-2149-2660","observed_orcids":["https://orcid.org/0000-0002-2149-2660"]},"institutions":[{"id":"https://openalex.org/I66862912","display_name":"Chalmers University of Technology","ror":"https://ror.org/040wg7k59","country_code":"SE","type":"education","lineage":["https://openalex.org/I66862912"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"D. Tafoya","raw_affiliation_strings":["Department of Space, Earth and Environment , Chalmers University of Technology , 412 96 Gothenburg , Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Space, Earth and Environment , Chalmers University of Technology , 412 96 Gothenburg , Sweden","institution_ids":["https://openalex.org/I66862912"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030336051","display_name":"H. Olofsson","orcid":"https://orcid.org/0000-0003-0626-1060","observed_orcids":["https://orcid.org/0000-0003-0626-1060"]},"institutions":[{"id":"https://openalex.org/I66862912","display_name":"Chalmers University of Technology","ror":"https://ror.org/040wg7k59","country_code":"SE","type":"education","lineage":["https://openalex.org/I66862912"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"H. Olofsson","raw_affiliation_strings":["Department of Space, Earth and Environment , Chalmers University of Technology , 412 96 Gothenburg , Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Space, Earth and Environment , Chalmers University of Technology , 412 96 Gothenburg , Sweden","institution_ids":["https://openalex.org/I66862912"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013657336","display_name":"C. Paladini","orcid":"https://orcid.org/0000-0003-4974-7239","observed_orcids":["https://orcid.org/0000-0003-4974-7239"]},"institutions":[{"id":"https://openalex.org/I4210129531","display_name":"European Southern Observatory","ror":"https://ror.org/0377t1328","country_code":"CL","type":"facility","lineage":["https://openalex.org/I4210129531"]}],"countries":["CL"],"is_corresponding":false,"raw_author_name":"C. Paladini","raw_affiliation_strings":["European Southern Observatory , Alonso de C\u00f3rdova , 3107 Vitacura , Santiago , Chile"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"European Southern Observatory , Alonso de C\u00f3rdova , 3107 Vitacura , Santiago , Chile","institution_ids":["https://openalex.org/I4210129531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049400660","display_name":"M. Maercker","orcid":"https://orcid.org/0000-0002-9030-0546","observed_orcids":["https://orcid.org/0000-0002-9030-0546"]},"institutions":[{"id":"https://openalex.org/I66862912","display_name":"Chalmers University of Technology","ror":"https://ror.org/040wg7k59","country_code":"SE","type":"education","lineage":["https://openalex.org/I66862912"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"M. Maercker","raw_affiliation_strings":["Department of Space, Earth and Environment , Chalmers University of Technology , 412 96 Gothenburg , Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Space, Earth and Environment , Chalmers University of Technology , 412 96 Gothenburg , Sweden","institution_ids":["https://openalex.org/I66862912"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5138502295","display_name":"M. Saberi","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I184942183","display_name":"University of Oslo","ror":"https://ror.org/01xtthb56","country_code":"NO","type":"education","lineage":["https://openalex.org/I184942183"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"M. Saberi","raw_affiliation_strings":["Institute of Theoretical Astrophysics , University of Oslo , PO Box 1029 Blindern , 0315 Oslo , Norway","Rosseland Centre for Solar Physics , University of Oslo , PO Box 1029 Blindern , 0315 Oslo , Norway"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Theoretical Astrophysics , University of Oslo , PO Box 1029 Blindern , 0315 Oslo , Norway","institution_ids":["https://openalex.org/I184942183"]},{"raw_affiliation_string":"Rosseland Centre for Solar Physics , University of Oslo , PO Box 1029 Blindern , 0315 Oslo , Norway","institution_ids":["https://openalex.org/I184942183"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5123756756","display_name":"P. Gorai","orcid":"https://orcid.org/0000-0003-1602-6849","observed_orcids":["https://orcid.org/0000-0003-1602-6849"]},"institutions":[{"id":"https://openalex.org/I184942183","display_name":"University of Oslo","ror":"https://ror.org/01xtthb56","country_code":"NO","type":"education","lineage":["https://openalex.org/I184942183"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"P. Gorai","raw_affiliation_strings":["Institute of Theoretical Astrophysics , University of Oslo , PO Box 1029 Blindern , 0315 Oslo , Norway","Rosseland Centre for Solar Physics , University of Oslo , PO Box 1029 Blindern , 0315 Oslo , Norway"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Theoretical Astrophysics , University of Oslo , PO Box 1029 Blindern , 0315 Oslo , Norway","institution_ids":["https://openalex.org/I184942183"]},{"raw_affiliation_string":"Rosseland Centre for Solar Physics , University of Oslo , PO Box 1029 Blindern , 0315 Oslo , Norway","institution_ids":["https://openalex.org/I184942183"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062769232","display_name":"T. Danilovich","orcid":"https://orcid.org/0000-0002-1283-6038","observed_orcids":["https://orcid.org/0000-0002-1283-6038"]},"institutions":[{"id":"https://openalex.org/I56590836","display_name":"Monash University","ror":"https://ror.org/02bfwt286","country_code":"AU","type":"education","lineage":["https://openalex.org/I56590836"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"T. Danilovich","raw_affiliation_strings":["School of Physics & Astronomy , Monash University , Wellington Road , Clayton 3800 , Victoria , Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Physics & Astronomy , Monash University , Wellington Road , Clayton 3800 , Victoria , Australia","institution_ids":["https://openalex.org/I56590836"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.11069454,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"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/T10039","display_name":"Stellar, planetary, and galactic studies","score":0.9976000189781189,"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":0.9976000189781189,"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":0.001500000013038516,"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":0.0003000000142492354,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/asymptotic-giant-branch-stars","display_name":"asymptotic giant branch stars","score":0.8880000114440918},{"id":"https://openalex.org/keywords/agb-mass-loss","display_name":"AGB mass loss","score":0.7580000162124634},{"id":"https://openalex.org/keywords/so2","display_name":"SO2","score":0.49300000071525574},{"id":"https://openalex.org/keywords/so","display_name":"SO","score":0.5429999828338623},{"id":"https://openalex.org/keywords/alo","display_name":"AlO","score":0.6240000128746033},{"id":"https://openalex.org/keywords/alf","display_name":"ALF","score":0.9160000085830688},{"id":"https://openalex.org/keywords/po","display_name":"PO","score":0.9750000238418579},{"id":"https://openalex.org/keywords/dust-grains","display_name":"dust grains","score":0.38499999046325684},{"id":"https://openalex.org/keywords/gas-abundances","display_name":"gas abundances","score":0.4129999876022339},{"id":"https://openalex.org/keywords/ejection-time","display_name":"ejection time","score":0.5289999842643738},{"id":"https://openalex.org/keywords/polarized-light","display_name":"polarized light","score":0.4269999861717224},{"id":"https://openalex.org/keywords/molecular-line-emission","display_name":"molecular line emission","score":0.6330000162124634},{"id":"https://openalex.org/keywords/circumstellar-envelopes","display_name":"circumstellar envelopes","score":0.4860000014305115},{"id":"https://openalex.org/keywords/stellar-pulsation","display_name":"stellar pulsation","score":0.5730000138282776},{"id":"https://openalex.org/keywords/radiation-pressure","display_name":"radiation pressure","score":0.5590000152587891},{"id":"https://openalex.org/keywords/dust-nucleation","display_name":"dust nucleation","score":0.5989999771118164},{"id":"https://openalex.org/keywords/chemical-evolution-of-the-universe","display_name":"chemical evolution of the universe","score":0.5839999914169312}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.8726000189781189},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.7235999703407288},{"id":"https://openalex.org/C150846664","wikidata":"https://www.wikidata.org/wiki/Q7602306","display_name":"Stars","level":2,"score":0.6262000203132629},{"id":"https://openalex.org/C181313176","wikidata":"https://www.wikidata.org/wiki/Q50089","display_name":"Asymptotic giant branch","level":3,"score":0.5885000228881836},{"id":"https://openalex.org/C163479331","wikidata":"https://www.wikidata.org/wiki/Q44559","display_name":"Exoplanet","level":3,"score":0.5722000002861023},{"id":"https://openalex.org/C74902906","wikidata":"https://www.wikidata.org/wiki/Q1190858","display_name":"Radiative transfer","level":2,"score":0.571399986743927},{"id":"https://openalex.org/C68337447","wikidata":"https://www.wikidata.org/wiki/Q649036","display_name":"Radiation pressure","level":2,"score":0.5293999910354614},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.5120999813079834},{"id":"https://openalex.org/C198352243","wikidata":"https://www.wikidata.org/wiki/Q37105","display_name":"Line (geometry)","level":2,"score":0.4334999918937683},{"id":"https://openalex.org/C51244244","wikidata":"https://www.wikidata.org/wiki/Q634","display_name":"Planet","level":2,"score":0.42730000615119934},{"id":"https://openalex.org/C10899652","wikidata":"https://www.wikidata.org/wiki/Q160329","display_name":"Convection","level":2,"score":0.40619999170303345},{"id":"https://openalex.org/C110472602","wikidata":"https://www.wikidata.org/wiki/Q6472","display_name":"Stellar evolution","level":3,"score":0.39320001006126404},{"id":"https://openalex.org/C168589115","wikidata":"https://www.wikidata.org/wiki/Q3079618","display_name":"Stellar mass","level":4,"score":0.3465000092983246},{"id":"https://openalex.org/C100905312","wikidata":"https://www.wikidata.org/wiki/Q206717","display_name":"Planetary system","level":3,"score":0.3203999996185303},{"id":"https://openalex.org/C153297053","wikidata":"https://www.wikidata.org/wiki/Q4115097","display_name":"Ram pressure","level":4,"score":0.27480000257492065},{"id":"https://openalex.org/C173740370","wikidata":"https://www.wikidata.org/wiki/Q121750","display_name":"Gas giant","level":4,"score":0.2709999978542328},{"id":"https://openalex.org/C47371412","wikidata":"https://www.wikidata.org/wiki/Q130019","display_name":"Carbon star","level":3,"score":0.26499998569488525},{"id":"https://openalex.org/C125857072","wikidata":"https://www.wikidata.org/wiki/Q16744","display_name":"Star formation","level":3,"score":0.2549000084400177},{"id":"https://openalex.org/C14173408","wikidata":"https://www.wikidata.org/wiki/Q176449","display_name":"Number density","level":2,"score":0.2533999979496002}],"mesh":[],"locations_count":1,"locations":[{"id":"pmh:oai:edpsciences.org:dkey/10.1051/0004-6361/202557159","doi":"https://doi.org/10.1051/0004-6361/202557159/pdf","is_oa":true,"landing_page_url":"https://www.aanda.org/10.1051/0004-6361/202557159/pdf","pdf_url":"https://www.aanda.org/10.1051/0004-6361/202557159/pdf","source":{"id":"https://openalex.org/S4306400744","display_name":"Springer Link (Chiba Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I8488066","host_organization_name":"Chiba Institute of Technology","host_organization_lineage":["https://openalex.org/I8488066"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://doi.org/10.1051/0004-6361/202557159","raw_type":"Text"}],"best_oa_location":{"id":"pmh:oai:edpsciences.org:dkey/10.1051/0004-6361/202557159","doi":"https://doi.org/10.1051/0004-6361/202557159/pdf","is_oa":true,"landing_page_url":"https://www.aanda.org/10.1051/0004-6361/202557159/pdf","pdf_url":"https://www.aanda.org/10.1051/0004-6361/202557159/pdf","source":{"id":"https://openalex.org/S4306400744","display_name":"Springer Link (Chiba Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I8488066","host_organization_name":"Chiba Institute of Technology","host_organization_lineage":["https://openalex.org/I8488066"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://doi.org/10.1051/0004-6361/202557159","raw_type":"Text"},"sustainable_development_goals":[],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G3456374072","display_name":null,"funder_award_id":"#2017","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G6538641713","display_name":"Understanding the mass-loss process of evolved Sun-like stars using high-angular-resolution observations","funder_award_id":"2019-03777","funder_id":"https://openalex.org/F4320322581","funder_display_name":"Vetenskapsr\u00e5det"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320315788","display_name":"National Radio Astronomy Observatory","ror":"https://ror.org/04m24yn62"},{"id":"https://openalex.org/F4320322112","display_name":"Korea Astronomy and Space Science Institute","ror":"https://ror.org/04g2pxh42"},{"id":"https://openalex.org/F4320322581","display_name":"Vetenskapsr\u00e5det","ror":"https://ror.org/03zttf063"},{"id":"https://openalex.org/F4320323772","display_name":"National Astronomical Observatory of Japan","ror":"https://ror.org/052rrw050"},{"id":"https://openalex.org/F4320335134","display_name":"National Institutes of Natural Sciences","ror":"https://ror.org/055n47h92"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7128313401.pdf","grobid_xml":"https://content.openalex.org/works/W7128313401.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Context.":[0],"Stars":[1],"with":[2,25,178,278,301,323],"masses":[3],"between":[4,332],"roughly":[5],"1":[6],"and":[7,76,86,170,196,212,236,258,334,377,383,392,400,407,411],"8":[8],"M\u2299":[9],"end":[10],"their":[11],"lives":[12],"on":[13,49,165,270],"the":[14,29,33,39,55,72,103,108,116,138,144,147,159,166,179,193,202,206,218,222,229,239,249,252,256,265,271,284,293,296,340,353,356,364,371,421,426,444],"asymptotic":[15],"giant":[16],"branch":[17],"(AGB),":[18],"when":[19,386],"intense":[20],"mass":[21,92,105,282],"loss":[22,93],"takes":[23],"place,":[24],"major":[26],"consequences":[27],"for":[28,38,339,381,388,404],"chemical":[30],"evolution":[31,145],"of":[32,59,74,107,115,146,151,171,187,199,221,231,251,275,286,295,343,352,355,363,373,393,420,443],"universe.":[34],"The":[35,79,415],"mechanism":[36],"responsible":[37],"outflows":[40],"is":[41,64,348,429],"generally":[42],"accepted":[43],"to":[44,101,126,133,191,216,227,248,298,337],"be":[45,127,299],"radiation":[46,437],"pressure":[47],"acting":[48],"dust":[50,87,243],"grains":[51],"that":[52,359,433],"form":[53],"in":[54,201,238,283,308,318,370,418,425],"dense":[56],"extended":[57],"atmospheres":[58],"AGB":[60,91,109],"stars.":[61],"Dust":[62],"formation":[63],"enabled,":[65],"or":[66,310,312],"at":[67,155,174,264,447],"least":[68],"dramatically":[69],"enhanced,":[70],"by":[71],"action":[73],"convection":[75],"stellar":[77,84,436],"pulsations.":[78],"complex":[80],"physics":[81],"underlying":[82],"convection,":[83],"pulsations,":[85],"nucleation":[88],"precludes":[89],"predicting":[90],"from":[94,130],"first":[95],"principles.":[96],"Aims.":[97],"Our":[98],"aim":[99],"was":[100],"characterize":[102],"recent":[104],"ejections":[106],"star":[110],"Mira":[111,131,276,344],"A":[112,132],"using":[113,149,158],"observations":[114],"inner":[117],"envelope.":[118],"In":[119],"particular,":[120],"we":[121,329],"studied":[122],"two":[123,175],"lobes":[124,148,257,285,297,372],"observed":[125,266],"expanding":[128],"away":[129],"obtain":[134],"empirical":[135],"insights":[136],"into":[137],"mass-ejection":[139],"process.":[140],"Methods.":[141],"We":[142,204,291,367,431],"investigated":[143],"images":[150,428],"polarized":[152],"light":[153],"obtained":[154,177],"six":[156],"epochs":[157,176],"Spectro-Polarimetric":[160],"High-contrast":[161],"Exoplanet":[162],"REsearch":[163],"(SPHERE)":[164],"Very":[167],"Large":[168,181],"Telescope":[169],"molecular":[172],"emission":[173],"Atacama":[180],"Millimeter/submillimeter":[182],"Array":[183],"(ALMA).":[184],"Six":[185],"lines":[186],"SO2":[188,200],"were":[189],"used":[190,205],"investigate":[192],"excitation":[194],"temperature":[195],"column":[197,219],"density":[198,220],"lobes.":[203,240],"13CO":[207],"J":[208],"=":[209],"3-2":[210],"line":[211],"radiative":[213,389],"transfer":[214,390],"models":[215],"constrain":[217],"gas,":[223],"which":[224],"allowed":[225],"us":[226],"infer":[228],"abundances":[230,369],"SO,":[232],"SO2,":[233,384],"AlO,":[234,405],"AlF,":[235,406],"PO":[237,408],"Results.":[241],"While":[242],"seems":[244],"confined":[245],"almost":[246],"exclusively":[247],"edges":[250],"lobes,":[253],"gas":[254,281],"fills":[255],"displays":[259],"higher":[260],"densities":[261],"than":[262],"expected":[263],"radial":[267],"distances":[268],"based":[269],"large-scale":[272],"mass-loss":[273,341,365],"rate":[274,342],"A,":[277],"a":[279,303,313,324,448,452],"total":[280],"\u223c2":[287],"\u00d7":[288,375,379,395,398,402],"10\u22125":[289],"M\u2299.":[290],"find":[292,368],"expansion":[294,315],"consistent":[300],"both":[302],"constant":[304],"velocity":[305],"(ejection":[306,316],"time":[307,317],"2010":[309],"2011)":[311],"decelerating":[314],"2012).":[319],"If":[320],"ejection":[321],"events":[322],"similar":[325],"magnitude":[326],"happen":[327],"periodically,":[328],"derive":[330],"periods":[331],"50":[333],"200":[335],"years":[336],"account":[338],"A.":[345],"This":[346],"periodicity":[347],"very":[349],"uncertain":[350],"because":[351],"complexity":[354],"circumstellar":[357,445],"environment":[358],"hampers":[360],"accurate":[361],"determinations":[362],"rate.":[366],"\u223c1.5":[374],"10\u22126":[376,380],"\u223c2.5":[378],"SO":[382],"respectively,":[385],"accounting":[387],"effects":[391],"2":[394],"10\u221210,":[396,399],"6.5":[397],"4":[401],"10\u22127":[403],"assuming":[409],"LTE":[410],"optically":[412],"thin":[413],"emission.":[414],"strong":[416],"variation":[417],"brightness":[419],"different":[422],"features":[423],"identified":[424],"polarized-light":[427],"puzzling.":[430],"suggest":[432],"an":[434],"asymmetric":[435],"field":[438],"preferentially":[439],"illuminates":[440],"specific":[441],"regions":[442],"envelope":[446],"given":[449],"time,":[450],"producing":[451],"lighthouse-like":[453],"effect.":[454]},"counts_by_year":[],"updated_date":"2026-10-14T16:39:01.820549","created_date":"2026-02-07T00:00:00"}