{"id":"https://openalex.org/W103126552","doi":null,"title":"Search for primitive life on a distant planet: relevance of 02 and 03 detections","display_name":"Search for primitive life on a distant planet: relevance of 02 and 03 detections","publication_year":1993,"publication_date":"1993-09-01","ids":{"openalex":"https://openalex.org/W103126552","mag":"103126552"},"language":"en","primary_location":{"id":"pmh:oai:HAL:insu-02796809v1","doi":null,"is_oa":true,"landing_page_url":"https://insu.hal.science/insu-02796809","pdf_url":"https://insu.hal.science/insu-02796809v1/document","source":{"id":"https://openalex.org/S4306402512","display_name":"HAL","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4405252976","host_organization_name":"Centre pour la Communication Scientifique Directe","host_organization_lineage":["https://openalex.org/I4405252976"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Astronomy & Astrophysics - A&A, 1993, 277, pp.309-313","raw_type":"info:eu-repo/semantics/article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://insu.hal.science/insu-02796809v1/document","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5074128668","display_name":"Alain M. Leger","orcid":"https://orcid.org/0000-0002-6549-5767","observed_orcids":["https://orcid.org/0000-0002-6549-5767","https://orcid.org/0000-0003-2072-915X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Alain L\u00e9ger","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051042545","display_name":"M. Pirre","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"M. Pirre","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5001710937","display_name":"F. J. Marceau","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"F. J. Marceau","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":3.3514,"has_fulltext":true,"cited_by_count":66,"citation_normalized_percentile":{"value":0.90632034,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":87,"max":98},"biblio":{"volume":"277","issue":"1","first_page":"309","last_page":"313"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12788","display_name":"Space Science and Extraterrestrial Life","score":0.8237000107765198,"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/T12788","display_name":"Space Science and Extraterrestrial Life","score":0.8237000107765198,"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":0.10890000313520432,"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/T10406","display_name":"Planetary Science and Exploration","score":0.032999999821186066,"subfield":{"id":"https://openalex.org/subfields/1912","display_name":"Space and Planetary Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/biosignatures","display_name":"biosignatures","score":0.8730000257492065},{"id":"https://openalex.org/keywords/oxygen-detection","display_name":"oxygen detection","score":0.5180000066757202},{"id":"https://openalex.org/keywords/ozone-sensing","display_name":"ozone detection","score":0.7329999804496765},{"id":"https://openalex.org/keywords/primitive-life","display_name":"primitive life","score":0.4050000011920929},{"id":"https://openalex.org/keywords/exoplanet-atmospheres","display_name":"exoplanet atmospheres","score":0.8939999938011169},{"id":"https://openalex.org/keywords/oxygen-a-band","display_name":"oxygen A-band","score":0.7519999742507935},{"id":"https://openalex.org/keywords/organic-carbon-budget","display_name":"organic carbon budget","score":0.6790000200271606},{"id":"https://openalex.org/keywords/photosynthesis","display_name":"photosynthesis","score":0.6480000019073486},{"id":"https://openalex.org/keywords/runaway-greenhouse","display_name":"runaway greenhouse","score":0.8090000152587891},{"id":"https://openalex.org/keywords/atmospheric-modeling","display_name":"atmospheric modeling","score":0.4970000088214874}],"concepts":[{"id":"https://openalex.org/C51244244","wikidata":"https://www.wikidata.org/wiki/Q634","display_name":"Planet","level":2,"score":0.8953775763511658},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.7853987216949463},{"id":"https://openalex.org/C68709404","wikidata":"https://www.wikidata.org/wiki/Q1134475","display_name":"Flux (metallurgy)","level":2,"score":0.692041277885437},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.6334049105644226},{"id":"https://openalex.org/C87355193","wikidata":"https://www.wikidata.org/wiki/Q411","display_name":"Astrobiology","level":1,"score":0.6009839773178101},{"id":"https://openalex.org/C65440619","wikidata":"https://www.wikidata.org/wiki/Q177974","display_name":"Atmosphere (unit)","level":2,"score":0.5971481800079346},{"id":"https://openalex.org/C2780118271","wikidata":"https://www.wikidata.org/wiki/Q21857994","display_name":"Giant planet","level":4,"score":0.4604748785495758},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.3991319537162781},{"id":"https://openalex.org/C100905312","wikidata":"https://www.wikidata.org/wiki/Q206717","display_name":"Planetary system","level":3,"score":0.14348900318145752},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.06418940424919128},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:HAL:insu-02796809v1","doi":null,"is_oa":true,"landing_page_url":"https://insu.hal.science/insu-02796809","pdf_url":"https://insu.hal.science/insu-02796809v1/document","source":{"id":"https://openalex.org/S4306402512","display_name":"HAL","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4405252976","host_organization_name":"Centre pour la Communication Scientifique Directe","host_organization_lineage":["https://openalex.org/I4405252976"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Astronomy & Astrophysics - A&A, 1993, 277, pp.309-313","raw_type":"info:eu-repo/semantics/article"},{"id":"mag:103126552","doi":null,"is_oa":false,"landing_page_url":"http://ui.adsabs.harvard.edu/abs/1993A&A...277..309L/abstract","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Astronomy and Astrophysics","raw_type":null}],"best_oa_location":{"id":"pmh:oai:HAL:insu-02796809v1","doi":null,"is_oa":true,"landing_page_url":"https://insu.hal.science/insu-02796809","pdf_url":"https://insu.hal.science/insu-02796809v1/document","source":{"id":"https://openalex.org/S4306402512","display_name":"HAL","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4405252976","host_organization_name":"Centre pour la Communication Scientifique Directe","host_organization_lineage":["https://openalex.org/I4405252976"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Astronomy & Astrophysics - A&A, 1993, 277, pp.309-313","raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W103126552.pdf","grobid_xml":"https://content.openalex.org/works/W103126552.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2076022371","https://openalex.org/W6996404613","https://openalex.org/W4255690241","https://openalex.org/W35224575","https://openalex.org/W7099663404","https://openalex.org/W2077683634","https://openalex.org/W2998476156","https://openalex.org/W3048331515","https://openalex.org/W3101381832","https://openalex.org/W2054569988"],"abstract_inverted_index":{"Considering":[0],"the":[1,5,22,43,79,90,99,103,117,122,128,138,141,155,165,173,180,192,221,224,240,243],"future":[2],"importance":[3],"of":[4,9,21,30,93,102,132,148,164,182,194,209,220,236,242,248],"search":[6,126],"for":[7,75,127],"evidence":[8],"primitive":[10],"life":[11],"on":[12,36],"a":[13,53,61,72,84,161,183,197,217],"distant":[14],"planet,":[15],"we":[16],"have":[17],"revisited":[18],"some":[19],"points":[20,250],"O2":[23,51,94,167,198],"and":[24,33],"O3":[25,133,156,185],"detection":[26,69,92,181,241],"criteria.":[27],"The":[28,124,205],"budget":[29],"free":[31],"oxygen":[32,244],"organic":[34,44],"carbon":[35,45],"Earth":[37],"is":[38,52,81,143,159,207,213],"studied.":[39],"If":[40,223],"one":[41],"includes":[42],"in":[46,60,83,98,172],"sediments,":[47],"it":[48,111,228],"confirms":[49,153],"that":[50,154],"very":[54],"reactive":[55],"gas":[56],"whose":[57],"massive":[58],"presence":[59],"telluric":[62],"planet":[63,80,104],"atmosphere":[64],"implies":[65],"continuous":[66],"production.":[67],"Its":[68],"would":[70,112,189,229],"be":[71,96,113,135,230],"strong":[73],"indication":[74],"photosynthetic":[76,218,237],"activity,":[77],"provided":[78],"not":[82,160],"runaway":[85],"greenhouse":[86],"phase.":[87],"In":[88],"principle,":[89],"direct":[91],"could":[95],"possible":[97],"visible":[100],"flux":[101,120],"at":[105],"760":[106],"nm":[107],"(oxygen":[108],"A-band)":[109],"but":[110],"extremely":[114],"difficult,":[115],"considering":[116],"much":[118],"larger":[119,201],"from":[121],"star.":[123],"alternative":[125],"9.7":[129],"m":[130],"absorption":[131,186],"may":[134],"easier":[136],"as":[137,169],"contrast":[139],"with":[140],"star":[142],"improved":[144],"by":[145,176],"three":[146],"orders":[147],"magnitude.":[149],"An":[150],"atmospheric":[151,166],"model":[152],"column":[157],"density":[158],"linear":[162],"tracer":[163],"content":[168],"was":[170,226],"found":[171],"pioneer":[174],"work":[175],"Paetzold":[177],"(1962).":[178],"However,":[179],"substantial":[184],"(\u03c4":[187],">25%)":[188],"indicate,":[190],"within":[191],"validity":[193],"this":[195,211],"model,":[196],"ground":[199],"pressure":[200,212],"than":[202,239],"10":[203],"mbar.":[204],"question":[206],"raised":[208],"whether":[210],"sufficient":[214],"to":[215],"indicate":[216],"origin":[219],"oxygen.":[222],"answer":[225],"positive,":[227],"an":[231,256],"even":[232],"more":[233],"sensitive":[234],"test":[235],"activity":[238],"A-band.":[245],"Further":[246],"studies":[247],"these":[249],"are":[251],"clearly":[252],"needed":[253],"before":[254],"determining":[255],"observing":[257],"strategy.":[258]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":5},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":4}],"updated_date":"2026-11-08T12:12:28.789561","created_date":"2016-06-24T00:00:00"}
