{"id":"https://openalex.org/W4417012263","doi":"https://doi.org/10.33232/001c.173548","title":"Effects of Resolution and Local Stability on Galactic Disks: I. Multiple Spiral Mode Formation via Swing Amplification","display_name":"Effects of Resolution and Local Stability on Galactic Disks: I. Multiple Spiral Mode Formation via Swing Amplification","publication_year":2026,"publication_date":"2026-11-04","ids":{"openalex":"https://openalex.org/W4417012263","doi":"https://doi.org/10.33232/001c.173548"},"language":"en","primary_location":{"id":"doi:10.33232/001c.173548","doi":"https://doi.org/10.33232/001c.173548","is_oa":true,"landing_page_url":"https://doi.org/10.33232/001c.173548","pdf_url":null,"source":{"id":"https://openalex.org/S4210224606","display_name":"The Open Journal of Astrophysics","issn_l":"2565-6120","issn":["2565-6120"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","jufo-1","norway-1"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Open Journal of Astrophysics","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["arxiv","crossref","datacite","doaj"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://doi.org/10.33232/001c.173548","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5078122685","display_name":"SungWon Kwak","orcid":"https://orcid.org/0000-0003-0957-6201","observed_orcids":["https://orcid.org/0000-0003-0957-6201"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"SungWon Kwak","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051443630","display_name":"Ivan Minchev","orcid":"https://orcid.org/0000-0002-5627-0355","observed_orcids":["https://orcid.org/0000-0002-5627-0355"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ivan Minchev","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042529778","display_name":"Christoph Pfrommer","orcid":"https://orcid.org/0000-0002-7275-3998","observed_orcids":["https://orcid.org/0000-0002-7275-3998"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Christoph Pfrommer","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038492390","display_name":"M. Steinmetz","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Matthias Steinmetz","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5061195074","display_name":"Sukyoung Ken Yi","orcid":"https://orcid.org/0000-0002-4556-2619","observed_orcids":["https://orcid.org/0000-0002-4556-2619"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Sukyoung K. Yi","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":4.8604,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.92588084,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":95,"max":97},"biblio":{"volume":"9","issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10026","display_name":"Galaxies: Formation, Evolution, Phenomena","score":0.926800012588501,"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":0.926800012588501,"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":0.052299998700618744,"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":0.005400000140070915,"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/galactic-disk","display_name":"Galactic disk","score":0.6629999876022339},{"id":"https://openalex.org/keywords/swing-amplification","display_name":"swing amplification","score":0.9919999837875366},{"id":"https://openalex.org/keywords/numerical-resolution","display_name":"numerical resolution","score":0.5479999780654907},{"id":"https://openalex.org/keywords/angular-momentum-transport","display_name":"angular momentum transport","score":0.7870000004768372},{"id":"https://openalex.org/keywords/bar-formation","display_name":"bar formation","score":0.875},{"id":"https://openalex.org/keywords/shot-noise","display_name":"shot noise","score":0.5429999828338623}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.8026999831199646},{"id":"https://openalex.org/C184665706","wikidata":"https://www.wikidata.org/wiki/Q186310","display_name":"Halo","level":3,"score":0.782800018787384},{"id":"https://openalex.org/C174128100","wikidata":"https://www.wikidata.org/wiki/Q846907","display_name":"Spiral (railway)","level":2,"score":0.6664000153541565},{"id":"https://openalex.org/C180205008","wikidata":"https://www.wikidata.org/wiki/Q159190","display_name":"Amplitude","level":2,"score":0.5453000068664551},{"id":"https://openalex.org/C63585750","wikidata":"https://www.wikidata.org/wiki/Q2488","display_name":"Spiral galaxy","level":3,"score":0.5289000272750854},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.49970000982284546},{"id":"https://openalex.org/C48677424","wikidata":"https://www.wikidata.org/wiki/Q6888088","display_name":"Mode (computer interface)","level":2,"score":0.4659999907016754},{"id":"https://openalex.org/C99679407","wikidata":"https://www.wikidata.org/wiki/Q56761637","display_name":"Substructure","level":2,"score":0.4259999990463257},{"id":"https://openalex.org/C50182885","wikidata":"https://www.wikidata.org/wiki/Q195724","display_name":"Grand design spiral galaxy","level":5,"score":0.37400001287460327},{"id":"https://openalex.org/C138268822","wikidata":"https://www.wikidata.org/wiki/Q1051925","display_name":"Resolution (logic)","level":2,"score":0.3546999990940094},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.3515999913215637},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.3230000138282776},{"id":"https://openalex.org/C48387981","wikidata":"https://www.wikidata.org/wiki/Q631379","display_name":"Galactic halo","level":4,"score":0.32109999656677246},{"id":"https://openalex.org/C555520305","wikidata":"https://www.wikidata.org/wiki/Q321","display_name":"Milky Way","level":3,"score":0.32019999623298645},{"id":"https://openalex.org/C112972136","wikidata":"https://www.wikidata.org/wiki/Q7595718","display_name":"Stability (learning theory)","level":2,"score":0.3124000132083893},{"id":"https://openalex.org/C65655974","wikidata":"https://www.wikidata.org/wiki/Q14867674","display_name":"Swing","level":2,"score":0.30799999833106995},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.29649999737739563},{"id":"https://openalex.org/C188721877","wikidata":"https://www.wikidata.org/wiki/Q103510","display_name":"Bar (unit)","level":2,"score":0.2759999930858612},{"id":"https://openalex.org/C2778134712","wikidata":"https://www.wikidata.org/wiki/Q1047307","display_name":"Bundle","level":2,"score":0.27250000834465027},{"id":"https://openalex.org/C2778112365","wikidata":"https://www.wikidata.org/wiki/Q3511065","display_name":"Sequence (biology)","level":2,"score":0.2623000144958496}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.33232/001c.173548","doi":"https://doi.org/10.33232/001c.173548","is_oa":true,"landing_page_url":"https://doi.org/10.33232/001c.173548","pdf_url":null,"source":{"id":"https://openalex.org/S4210224606","display_name":"The Open Journal of Astrophysics","issn_l":"2565-6120","issn":["2565-6120"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","jufo-1","norway-1"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Open Journal of Astrophysics","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2511.21805","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2511.21805","pdf_url":"https://arxiv.org/pdf/2511.21805","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"doi:10.48550/arxiv.2511.21805","doi":"https://doi.org/10.48550/arxiv.2511.21805","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2511.21805","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"doi:10.33232/001c.173548","doi":"https://doi.org/10.33232/001c.173548","is_oa":true,"landing_page_url":"https://doi.org/10.33232/001c.173548","pdf_url":null,"source":{"id":"https://openalex.org/S4210224606","display_name":"The Open Journal of Astrophysics","issn_l":"2565-6120","issn":["2565-6120"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","jufo-1","norway-1"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Open Journal of Astrophysics","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4417012263.pdf","grobid_xml":"https://content.openalex.org/works/W4417012263.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W3045763409","https://openalex.org/W2330328055","https://openalex.org/W4247707152","https://openalex.org/W3088083512","https://openalex.org/W2015282289","https://openalex.org/W1966486249","https://openalex.org/W2053229616","https://openalex.org/W3024801289","https://openalex.org/W2059863992","https://openalex.org/W2039027494"],"abstract_inverted_index":{"We":[0,17,109],"investigate":[1],"the":[2,22,29,37,41,82,112,115,123,130,142,163,175,189,209,258,264,289,302],"formation":[3,119],"of":[4,24,31,44,166,174,183,192,260],"multiple":[5],"spiral":[6,49,116,200,298],"modes":[7,56,156],"in":[8,90,114,129,148,263,274],"Milky":[9],"Way\u2013like":[10],"disk\u2013halo":[11],"systems":[12],"without":[13],"explicitly":[14],"exciting":[15],"perturbations.":[16],"explore":[18],"how":[19],"numerical":[20,88],"resolution,":[21],"level":[23],"local":[25,184],"disk":[26,266],"stability,":[27],"and":[28,40,117,152,158,195,227,244,295],"presence":[30],"a":[32,145,181,218,254,271,281],"live":[33,282],"halo":[34,220,224,246,283],"influence":[35],"both":[36,149],"initial":[38,190],"appearance":[39],"subsequent":[42],"evolution":[43],"these":[45],"modes.":[46],"To":[47],"characterize":[48],"structure,":[50,299],"we":[51],"compute":[52],"Fourier":[53],"amplitudes":[54],"for":[55,208],"m":[57,155,168,249],"=":[58,71,97,250],"1":[59],"\u2013":[60],"6":[61,75],".":[62],"In":[63,214],"marginally":[64],"unstable,":[65],"lower-resolution":[66],"disks":[67],"(":[68,94,226],"N":[69,95],"\u22c6":[70,96],"5":[72,98],"\u00d7":[73,99],"10":[74,100],",":[76,102,141],"),":[77],"faint":[78],"features":[79],"appear":[80],"within":[81],"first":[83],"0.5":[84],"~Gyr":[85],"due":[86,121],"to":[87,92,122,240,293],"noise,":[89],"contrast":[91],"high-resolution":[93],"7":[101],")":[103,228],"models":[104,139,216],"where":[105],"perturbations":[106],"emerge":[107],"later.":[108],"find":[110],"that":[111,267,280],"delay":[113],"bar":[118,269],"epoch":[120],"enhanced":[124],"resolution":[125,225,287],"is":[126],"more":[127,131],"significant":[128],"stable":[132],"models.":[133,276],"Across":[134],"all":[135],"sufficiently":[136],"resolved,":[137],"live-halo":[138],"with":[140,170,202,217,284],"spirals":[143,232],"exhibit":[144],"cascading":[146,237],"sequence":[147],"mode":[150,252],"number":[151],"radius:":[153],"higher-":[154],"form":[157],"decay":[159],"first,":[160],"followed":[161],"by":[162],"delayed":[164],"emergence":[165],"lower-":[167],"modes,":[169,194],"an":[171],"inward":[172],"drift":[173],"activity\u2019s":[176],"epicenter.":[177],"This":[178],"behavior":[179],"reflects":[180],"combination":[182],"swing":[185],"amplification,":[186],"which":[187,206],"explains":[188],"growth":[191],"short-wavelength":[193],"interference":[196],"between":[197],"coexisting":[198],"coherent":[199,236],"components":[201],"different":[203],"pattern":[204],"speeds,":[205],"accounts":[207],"recurrent":[210],"short-timescale":[211],"amplitude":[212],"modulations.":[213],"contrast,":[215],"fixed":[219],"potential":[221],"or":[222],"coarse":[223],"show":[229,279],"strong":[230],"early":[231],"but":[233],"lack":[234],"this":[235],"behavior,":[238],"owing":[239],"excessive":[241],"shot":[242],"noise":[243],"insufficient":[245],"responsiveness.":[247],"The":[248],"3":[251],"plays":[253],"transitional":[255],"role,":[256],"marking":[257],"onset":[259],"angular-momentum":[261,304],"transport":[262],"inner":[265],"precedes":[268],"formation,":[270],"process":[272],"absent":[273],"fixed-potential":[275],"Our":[277],"results":[278],"appropriate":[285],"mass":[286],"provides":[288],"gravitational":[290],"response":[291],"needed":[292],"sustain":[294],"regenerate":[296],"multi-mode":[297],"even":[300],"though":[301],"total":[303],"exchange":[305],"remains":[306],"small.":[307]},"counts_by_year":[{"year":2026,"cited_by_count":2}],"updated_date":"2026-11-05T12:25:35.769452","created_date":"2025-12-03T00:00:00"}
