{"id":"https://openalex.org/W4401938310","doi":"https://doi.org/10.1117/12.3017137","title":"Gemini North primary mirror glass repair after fracture incident","display_name":"Gemini North primary mirror glass repair after fracture incident","publication_year":2024,"publication_date":"2024-08-28","ids":{"openalex":"https://openalex.org/W4401938310","doi":"https://doi.org/10.1117/12.3017137"},"language":"en","primary_location":{"id":"doi:10.1117/12.3017137","doi":"https://doi.org/10.1117/12.3017137","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1117/12.3017137","pdf_url":null,"source":{"id":"https://openalex.org/S4363606704","display_name":"Ground-based and Airborne Telescopes IX","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Ground-based and Airborne Telescopes X","raw_type":"proceedings-article"},"volume":null,"type":"conference-paper","is_traditional":true,"indexed_in":["crossref"],"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/A5100724916","display_name":"Thomas Schneider","orcid":"https://orcid.org/0000-0001-6853-7128","observed_orcids":["https://orcid.org/0000-0001-6853-7128"]},"institutions":[{"id":"https://openalex.org/I4405261410","display_name":"International Gemini Observatory","ror":"https://ror.org/058tw4f12","country_code":"US","type":"government","lineage":["https://openalex.org/I1311060795","https://openalex.org/I1313867356","https://openalex.org/I4210141577","https://openalex.org/I4405261410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Thomas Schneider","raw_affiliation_strings":["Gemini Observatory (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Gemini Observatory (United States)","institution_ids":["https://openalex.org/I4405261410"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Myung Cho","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210141577","display_name":"NSF NOIRLab","ror":"https://ror.org/03zmsge54","country_code":"US","type":"facility","lineage":["https://openalex.org/I1311060795","https://openalex.org/I1313867356","https://openalex.org/I4210141577"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Myung Cho","raw_affiliation_strings":["NSF's National Optical-Infrared Astronomy Research Lab. (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NSF's National Optical-Infrared Astronomy Research Lab. (United States)","institution_ids":["https://openalex.org/I4210141577"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014560930","display_name":"Gary A. Poczulp","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210141577","display_name":"NSF NOIRLab","ror":"https://ror.org/03zmsge54","country_code":"US","type":"facility","lineage":["https://openalex.org/I1311060795","https://openalex.org/I1313867356","https://openalex.org/I4210141577"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Gary Poczulp","raw_affiliation_strings":["NSF's National Optical-Infrared Astronomy Research Lab. (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NSF's National Optical-Infrared Astronomy Research Lab. (United States)","institution_ids":["https://openalex.org/I4210141577"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5105093976","display_name":"Katie Smither","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405261410","display_name":"International Gemini Observatory","ror":"https://ror.org/058tw4f12","country_code":"US","type":"government","lineage":["https://openalex.org/I1311060795","https://openalex.org/I1313867356","https://openalex.org/I4210141577","https://openalex.org/I4405261410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Katie Smither","raw_affiliation_strings":["Gemini Observatory (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Gemini Observatory (United States)","institution_ids":["https://openalex.org/I4405261410"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080031826","display_name":"Clayton Ah Hee","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405261410","display_name":"International Gemini Observatory","ror":"https://ror.org/058tw4f12","country_code":"US","type":"government","lineage":["https://openalex.org/I1311060795","https://openalex.org/I1313867356","https://openalex.org/I4210141577","https://openalex.org/I4405261410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Clayton Ah Hee","raw_affiliation_strings":["Gemini Observatory (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Gemini Observatory (United States)","institution_ids":["https://openalex.org/I4405261410"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074834271","display_name":"Charles P. Cavedoni","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405261410","display_name":"International Gemini Observatory","ror":"https://ror.org/058tw4f12","country_code":"US","type":"government","lineage":["https://openalex.org/I1311060795","https://openalex.org/I1313867356","https://openalex.org/I4210141577","https://openalex.org/I4405261410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Charles Cavedoni","raw_affiliation_strings":["Gemini Observatory (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Gemini Observatory (United States)","institution_ids":["https://openalex.org/I4405261410"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Heather Carr","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405261410","display_name":"International Gemini Observatory","ror":"https://ror.org/058tw4f12","country_code":"US","type":"government","lineage":["https://openalex.org/I1311060795","https://openalex.org/I1313867356","https://openalex.org/I4210141577","https://openalex.org/I4405261410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Heather Carr","raw_affiliation_strings":["Gemini Observatory (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Gemini Observatory (United States)","institution_ids":["https://openalex.org/I4405261410"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038633920","display_name":"Ron Harris","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210141577","display_name":"NSF NOIRLab","ror":"https://ror.org/03zmsge54","country_code":"US","type":"facility","lineage":["https://openalex.org/I1311060795","https://openalex.org/I1313867356","https://openalex.org/I4210141577"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ron Harris","raw_affiliation_strings":["NSF's National Optical-Infrared Astronomy Research Lab. (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NSF's National Optical-Infrared Astronomy Research Lab. (United States)","institution_ids":["https://openalex.org/I4210141577"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038669765","display_name":"Stacy Kang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405261410","display_name":"International Gemini Observatory","ror":"https://ror.org/058tw4f12","country_code":"US","type":"government","lineage":["https://openalex.org/I1311060795","https://openalex.org/I1313867356","https://openalex.org/I4210141577","https://openalex.org/I4405261410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Stacy Kang","raw_affiliation_strings":["Gemini Observatory (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Gemini Observatory (United States)","institution_ids":["https://openalex.org/I4405261410"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082212423","display_name":"Slawomir Bucki","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210141577","display_name":"NSF NOIRLab","ror":"https://ror.org/03zmsge54","country_code":"US","type":"facility","lineage":["https://openalex.org/I1311060795","https://openalex.org/I1313867356","https://openalex.org/I4210141577"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Slawomir Bucki","raw_affiliation_strings":["NSF's National Optical-Infrared Astronomy Research Lab. (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NSF's National Optical-Infrared Astronomy Research Lab. (United States)","institution_ids":["https://openalex.org/I4210141577"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5085167217","display_name":"T. L. Hayward","orcid":"https://orcid.org/0000-0002-4054-3793","observed_orcids":["https://orcid.org/0000-0002-4054-3793"]},"institutions":[{"id":"https://openalex.org/I4405261410","display_name":"International Gemini Observatory","ror":"https://ror.org/058tw4f12","country_code":"US","type":"government","lineage":["https://openalex.org/I1311060795","https://openalex.org/I1313867356","https://openalex.org/I4210141577","https://openalex.org/I4405261410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Thomas Hayward","raw_affiliation_strings":["Gemini Observatory (Chile)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Gemini Observatory (Chile)","institution_ids":["https://openalex.org/I4405261410"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.4842,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.79871482,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":null,"issue":null,"first_page":"16","last_page":"16"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11484","display_name":"Adaptive optics and wavefront sensing","score":0.6987000107765198,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"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/T11484","display_name":"Adaptive optics and wavefront sensing","score":0.6987000107765198,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"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":0.20759999752044678,"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"}},{"id":"https://openalex.org/T10544","display_name":"Glass properties and applications","score":0.03370000049471855,"subfield":{"id":"https://openalex.org/subfields/2503","display_name":"Ceramics and Composites"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/gemini-north-telescope","display_name":"Gemini North telescope","score":0.8610000014305115},{"id":"https://openalex.org/keywords/primary-mirror","display_name":"primary mirror","score":0.9639999866485596},{"id":"https://openalex.org/keywords/grinding-and-polishing","display_name":"grinding and polishing","score":0.8299999833106995},{"id":"https://openalex.org/keywords/optical-aberrations","display_name":"optical aberrations","score":0.7979999780654907},{"id":"https://openalex.org/keywords/finite-element-analysis","display_name":"finite element analysis","score":0.9309999942779541}],"concepts":[{"id":"https://openalex.org/C2777977315","wikidata":"https://www.wikidata.org/wiki/Q7243056","display_name":"Primary (astronomy)","level":2,"score":0.5599004030227661},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.47217077016830444},{"id":"https://openalex.org/C43369102","wikidata":"https://www.wikidata.org/wiki/Q2307625","display_name":"Fracture (geology)","level":2,"score":0.43331393599510193},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.3530005216598511},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3324672281742096},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.30747538805007935},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1879165768623352},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.10294169187545776}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1117/12.3017137","doi":"https://doi.org/10.1117/12.3017137","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1117/12.3017137","pdf_url":null,"source":{"id":"https://openalex.org/S4363606704","display_name":"Ground-based and Airborne Telescopes IX","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Ground-based and Airborne Telescopes X","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W2040698466","https://openalex.org/W2064622153","https://openalex.org/W2084666825"],"related_works":["https://openalex.org/W4400972570","https://openalex.org/W4386186995","https://openalex.org/W2004838876","https://openalex.org/W4404316860","https://openalex.org/W4399669897","https://openalex.org/W2047242111","https://openalex.org/W2481740520","https://openalex.org/W2514406293","https://openalex.org/W7166803310","https://openalex.org/W2040698466"],"abstract_inverted_index":{"In":[0],"October":[1],"2022,":[2],"there":[3],"was":[4,42,81,109,127,139,170,176,213],"an":[5,34],"accident":[6],"with":[7,25,33],"the":[8,38,53,60,63,66,71,79,93,102,106,124,132,149,157,165,168,189,197,200,209],"Gemini":[9,210],"North":[10,211],"Primary":[11],"Mirror":[12],"(M1)":[13],"during":[14],"routine":[15],"mirror":[16],"movements":[17],"that":[18],"caused":[19],"it":[20,41,108],"to":[21,58,69,73,96,112,130,142,148,151,178,195,215],"come":[22],"in":[23,45,164],"contact":[24,32],"its":[26,181],"washcart.":[27],"The":[28,76],"M1":[29,150],"came":[30],"into":[31],"earthquake":[35],"restraint":[36],"on":[37,105,188],"washcart":[39],"as":[40],"being":[43],"moved":[44],"preparation":[46],"for":[47,117],"stripping":[48],"and":[49,65,87,120,134],"recoating":[50],"activities.":[51],"After":[52],"incident,":[54],"analyses":[55],"were":[56,193],"conducted":[57],"determine":[59,113,179],"extent":[61,77],"of":[62,78,101,123,167,199],"damage":[64,97],"necessary":[67,111,129,141],"steps":[68],"restore":[70],"telescope":[72,212],"normal":[74,216],"operations.":[75,217],"fracture":[80],"determined":[82],"by":[83,88],"through":[84],"visual":[85],"inspection,":[86],"observing":[89],"stress":[90],"polarization":[91],"within":[92],"glass.":[94],"Due":[95],"occurring":[98],"along":[99],"one":[100],"lateral":[103,146],"supports":[104],"M1,":[107],"first":[110],"a":[114,144,161,172],"safe":[115],"method":[116],"removal.":[118],"Grinding":[119],"polishing":[121],"work":[122],"damaged":[125],"areas":[126],"then":[128,140],"secure":[131],"glass":[133],"remove":[135],"any":[136],"stress.":[137],"It":[138],"bond":[143],"new":[145,182,201],"support":[147,169],"prevent":[152],"higher":[153],"order":[154],"aberrations":[155,187],"from":[156],"asymmetrical":[158],"support.":[159],"Since":[160],"small":[162],"change":[163],"location":[166,183],"necessary,":[171],"finite":[173],"element":[174],"analysis":[175],"performed":[177],"how":[180,208],"would":[184],"affect":[185],"optical":[186],"M1.":[190],"Test":[191],"samples":[192],"produced":[194],"verify":[196],"performance":[198],"bond.":[202],"This":[203],"paper":[204],"provides":[205],"detailed":[206],"explanations":[207],"returned":[214]},"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2026-10-26T11:51:55.731654","created_date":"2024-08-29T00:00:00"}
