{"id":"https://openalex.org/W4282945720","doi":"https://doi.org/10.31390/gradschool_disstheses.6982","title":"The Formation of Short Period Binary Star Systems From Stable, Self-Gravitating, Gaseous Bars.","display_name":"The Formation of Short Period Binary Star Systems From Stable, Self-Gravitating, Gaseous Bars.","publication_year":1999,"publication_date":"1999-01-01","ids":{"openalex":"https://openalex.org/W4282945720","doi":"https://doi.org/10.31390/gradschool_disstheses.6982"},"language":"en","primary_location":{"id":"doi:10.31390/gradschool_disstheses.6982","doi":"https://doi.org/10.31390/gradschool_disstheses.6982","is_oa":true,"landing_page_url":"https://doi.org/10.31390/gradschool_disstheses.6982","pdf_url":"https://repository.lsu.edu/cgi/viewcontent.cgi?article=7981&context=gradschool_disstheses","source":{"id":"https://openalex.org/S7407053042","display_name":"Louisiana State University","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Louisiana State University and Agricultural & Mechanical College","raw_type":"dissertation"},"volume":null,"type":"dissertation","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://repository.lsu.edu/cgi/viewcontent.cgi?article=7981&context=gradschool_disstheses","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5041616519","display_name":"John E. Cazes","orcid":"https://orcid.org/0000-0001-6607-2152","observed_orcids":["https://orcid.org/0000-0001-6607-2152"]},"institutions":[{"id":"https://openalex.org/I121820613","display_name":"Louisiana State University","ror":"https://ror.org/05ect4e57","country_code":"US","type":"education","lineage":["https://openalex.org/I121820613"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Cazes Jr, John E.","raw_affiliation_strings":["Louisiana State University and Agricultural & Mechanical College"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Louisiana State University and Agricultural & Mechanical College","institution_ids":["https://openalex.org/I121820613"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5041616519"],"corresponding_institution_ids":["https://openalex.org/I121820613"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":null,"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/T10477","display_name":"Astrophysics and Star Formation Studies","score":0.9961000084877014,"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/T10477","display_name":"Astrophysics and Star Formation Studies","score":0.9961000084877014,"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":0.002099999925121665,"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":0.0008999999845400453,"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/binary-star-formation","display_name":"binary star formation","score":0.9120000004768372},{"id":"https://openalex.org/keywords/dynamical-instability","display_name":"dynamical instability","score":0.7639999985694885},{"id":"https://openalex.org/keywords/standing-shocks","display_name":"standing shocks","score":0.36899998784065247},{"id":"https://openalex.org/keywords/pattern-speed","display_name":"pattern speed","score":0.5210000276565552}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.762570858001709},{"id":"https://openalex.org/C207821765","wikidata":"https://www.wikidata.org/wiki/Q405372","display_name":"Instability","level":2,"score":0.722966730594635},{"id":"https://openalex.org/C205991772","wikidata":"https://www.wikidata.org/wiki/Q221337","display_name":"Supersonic speed","level":2,"score":0.5355787873268127},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.4694649279117584},{"id":"https://openalex.org/C2778439541","wikidata":"https://www.wikidata.org/wiki/Q7106412","display_name":"Oscillation (cell signaling)","level":2,"score":0.4507094919681549},{"id":"https://openalex.org/C57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","level":1,"score":0.42134860157966614},{"id":"https://openalex.org/C33026886","wikidata":"https://www.wikidata.org/wiki/Q593950","display_name":"Rotational symmetry","level":2,"score":0.4121793508529663},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.37440305948257446},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.31390/gradschool_disstheses.6982","doi":"https://doi.org/10.31390/gradschool_disstheses.6982","is_oa":true,"landing_page_url":"https://doi.org/10.31390/gradschool_disstheses.6982","pdf_url":"https://repository.lsu.edu/cgi/viewcontent.cgi?article=7981&context=gradschool_disstheses","source":{"id":"https://openalex.org/S7407053042","display_name":"Louisiana State University","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Louisiana State University and Agricultural & Mechanical College","raw_type":"dissertation"},{"id":"pmh:oai:digitalcommons.lsu.edu:gradschool_disstheses-7981","doi":null,"is_oa":true,"landing_page_url":"https://digitalcommons.lsu.edu/gradschool_disstheses/6982","pdf_url":"https://digitalcommons.lsu.edu/cgi/viewcontent.cgi?article=7981&context=gradschool_disstheses","source":{"id":"https://openalex.org/S4210169993","display_name":"Civil War Book Review","issn_l":"1528-6592","issn":["1528-6592"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310315936","host_organization_name":"Louisiana State University","host_organization_lineage":["https://openalex.org/P4310315936"],"host_organization_lineage_names":["Louisiana State University"],"type":"journal"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"LSU Historical Dissertations and Theses","raw_type":"text"},{"id":"pmh:oai:repository.lsu.edu:gradschool_disstheses-7981","doi":null,"is_oa":false,"landing_page_url":"https://repository.lsu.edu/gradschool_disstheses/6982","pdf_url":null,"source":{"id":"https://openalex.org/S4210169993","display_name":"Civil War Book Review","issn_l":"1528-6592","issn":["1528-6592"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310315936","host_organization_name":"Louisiana State University","host_organization_lineage":["https://openalex.org/P4310315936"],"host_organization_lineage_names":["Louisiana State University"],"type":"journal"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"LSU Historical Dissertations and Theses","raw_type":"text"}],"best_oa_location":{"id":"doi:10.31390/gradschool_disstheses.6982","doi":"https://doi.org/10.31390/gradschool_disstheses.6982","is_oa":true,"landing_page_url":"https://doi.org/10.31390/gradschool_disstheses.6982","pdf_url":"https://repository.lsu.edu/cgi/viewcontent.cgi?article=7981&context=gradschool_disstheses","source":{"id":"https://openalex.org/S7407053042","display_name":"Louisiana State University","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Louisiana State University and Agricultural & Mechanical College","raw_type":"dissertation"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4282945720.pdf","grobid_xml":"https://content.openalex.org/works/W4282945720.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2231665129","https://openalex.org/W2023051727","https://openalex.org/W2050331950","https://openalex.org/W3127752904","https://openalex.org/W3197882530","https://openalex.org/W1902853734","https://openalex.org/W3194495999","https://openalex.org/W3045393262","https://openalex.org/W1641428708","https://openalex.org/W7021329097"],"abstract_inverted_index":{"Although":[0],"we":[1,22,33,51,266],"have":[2,69,76,169,182,267],"a":[3,95,128,135,163,218,312,317],"general":[4],"understanding":[5],"of":[6,19,55,94,119,127,149,172,197,202,284],"how":[7,27,39],"stars":[8,309],"form,":[9],"and":[10,63,161,181,231,256,282],"there.":[11],"are":[12],"accepted":[13],"theories":[14],"that":[15,36,75,84,131,216,234,291,305,325],"explain":[16],"the":[17,92,116,120,125,194,198,226,232,245,249,280,285,295,300,328],"formation":[18,126],"long-period":[20],"binaries,":[21],"do":[23],"not":[24,268],"yet":[25],"understand":[26],"short":[28,306],"period":[29,307],"binaries":[30],"form.":[31],"Here":[32],"present":[34,52],"simulations":[35,74],"clearly":[37],"demonstrate":[38],"such":[40],"systems":[41],"may":[42],"form":[43,310],"naturally":[44],"from":[45,78],"dense":[46],"interstellar":[47],"gas":[48],"clouds.":[49],"First,":[50],"two":[53,102,213,227],"models":[54,68,104,143],"compressible,":[56],"self-gravitating":[57],"fluid":[58],"configurations":[59,155,177],"with":[60,134,223,241],"bar-like":[61,96,129],"structures":[62],"supersonic":[64],"internal":[65],"motions.":[66],"Both":[67],"been":[70,269],"constructed":[71],"via":[72],"dynamical":[73,121,186],"started":[77],"initially":[79],"axisymmetric,":[80],"rapidly":[81],"rotating":[82],"polytropes":[83],"were":[85],"known":[86],"to":[87,145,157,178,200,236,254,271,275,289,303],"be":[88,146,158,237,294],"dynamically":[89,159,174],"unstable":[90],"toward":[91],"development":[93,118],"or":[97],"two-armed":[98],"spiral":[99],"structure.":[100],"The":[101,206],"initial":[103,109],"differed":[105],"mainly":[106],"in":[107,124,261,311],"their":[108],"angular":[110],"momentum":[111],"distributions.":[112],"In":[113],"each":[114],"case,":[115],"nonlinear":[117],"instability":[122,207,274,286],"results":[123,191],"configuration":[130,199,240],"is":[132,327],"spinning":[133],"well-defined":[136],"pattern":[137],"speed.":[138],"By":[139],"all":[140],"accounts,":[141],"these":[142,173],"appear":[144,156],"compressible":[147],"analogs":[148],"Riemann":[150],"ellipsoids.":[151],"Our":[152],"final":[153],"\"steady-state\"":[154],"stable":[160],"include":[162],"mild":[164],"standing":[165],"shock":[166],"front.":[167],"We":[168],"allowed":[170],"one":[171],"stable,":[175],"triaxial":[176],"cool":[179],"slowly":[180],"continually":[183],"followed":[184],"its":[185,203,276],"evolution.":[187],"A":[188],"\"binary":[189],"instability,\"":[190],"after":[192],"reducing":[193],"mean":[195],"pressure":[196],"\u223c50%":[201],"original":[204],"value.":[205],"appears":[208,235],"as":[209,248,320],"an":[210,238],"oscillation":[211],"between":[212],"configurations:":[214],"One":[215],"resembles":[217],"common":[219],"envelope":[220],"binary":[221,308],"system":[222],"circulation":[224],"around":[225],"local":[228],"density":[229,242],"maxima,":[230],"other":[233],"ellipsoidal":[239],"maxima":[243],"near":[244],"center.":[246],"Unfortunately,":[247],"model":[250],"cools,":[251],"it":[252],"continues":[253],"contract":[255],"becomes":[257],"less":[258],"well":[259],"resolved":[260],"our":[262],"numerical":[263],"grid.":[264],"Hence,":[265],"able":[270],"follow":[272],"this":[273],"ultimate":[277],"fate.":[278],"However,":[279],"strength":[281],"nature":[283],"lead":[287],"us":[288],"conclude":[290],"fission":[292,318,326],"will":[293],"outcome.":[296,331],"This":[297],"work":[298],"provides":[299],"strongest":[301],"evidence,":[302],"date,":[304],"very":[313],"natural":[314],"way":[315],"through":[316],"instability,":[319],"proposed":[321],"by":[322],"Lebovitz":[323],"(1987),":[324],"only":[329],"possible":[330]},"counts_by_year":[],"updated_date":"2026-11-09T13:22:03.289127","created_date":"2022-06-16T00:00:00"}