{"id":"https://openalex.org/W175706335","doi":null,"title":"Calculation of Oxygen Fugacity in High Pressure Metal-Silicate Experiments and Comparison to Standard Approaches","display_name":"Calculation of Oxygen Fugacity in High Pressure Metal-Silicate Experiments and Comparison to Standard Approaches","publication_year":2009,"publication_date":"2009-01-01","ids":{"openalex":"https://openalex.org/W175706335","mag":"175706335"},"language":"en","primary_location":{"id":"mag:175706335","doi":null,"is_oa":false,"landing_page_url":"http://helium.crpg.cnrs-nancy.fr/METSOC/workshop/abstracts_workshop/Righter-Ghiorso.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"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/A5074746695","display_name":"K. Righter","orcid":"https://orcid.org/0000-0002-6075-7908","observed_orcids":["https://orcid.org/0000-0002-6075-7908"]},"institutions":[{"id":"https://openalex.org/I4210149382","display_name":"Johnson Space Center","ror":"https://ror.org/04xx4z452","country_code":"US","type":"facility","lineage":["https://openalex.org/I4210124779","https://openalex.org/I4210149382"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"K. Righter","raw_affiliation_strings":["NASA Johnson Space Center Houston, TX, United States"],"raw_orcid":"https://orcid.org/0000-0002-6075-7908","affiliations":[{"raw_affiliation_string":"NASA Johnson Space Center Houston, TX, United States","institution_ids":["https://openalex.org/I4210149382"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5003669067","display_name":"M. S. Ghiorso","orcid":"https://orcid.org/0000-0002-0489-0018","observed_orcids":["https://orcid.org/0000-0002-0489-0018"]},"institutions":[{"id":"https://openalex.org/I4210109355","display_name":"OFM Research (United States)","ror":"https://ror.org/01xz1f624","country_code":"US","type":"company","lineage":["https://openalex.org/I4210109355"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"M. S. Ghiorso","raw_affiliation_strings":["OFM Research Inc. Redmond, WA, United States"],"raw_orcid":"https://orcid.org/0000-0002-0489-0018","affiliations":[{"raw_affiliation_string":"OFM Research Inc. Redmond, WA, United States","institution_ids":["https://openalex.org/I4210109355"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2955,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.58984208,"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":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10001","display_name":"Geological and Geochemical Analysis","score":0.5806000232696533,"subfield":{"id":"https://openalex.org/subfields/1906","display_name":"Geochemistry and Petrology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10001","display_name":"Geological and Geochemical Analysis","score":0.5806000232696533,"subfield":{"id":"https://openalex.org/subfields/1906","display_name":"Geochemistry and Petrology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10413","display_name":"High-pressure geophysics and materials","score":0.3944999873638153,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11126","display_name":"Metallurgical Processes and Thermodynamics","score":0.010200000368058681,"subfield":{"id":"https://openalex.org/subfields/2506","display_name":"Metals and Alloys"},"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/oxygen-fugacity","display_name":"oxygen fugacity","score":0.9990000128746033},{"id":"https://openalex.org/keywords/iron-wustite-buffer","display_name":"iron-w\u00fcstite buffer","score":0.746999979019165},{"id":"https://openalex.org/keywords/metal-silicate-equilibria","display_name":"metal-silicate equilibria","score":0.9409999847412109},{"id":"https://openalex.org/keywords/high-pressure-experiments","display_name":"high-pressure experiments","score":0.7260000109672546},{"id":"https://openalex.org/keywords/fayalite","display_name":"fayalite","score":0.5640000104904175},{"id":"https://openalex.org/keywords/mantle-oxygen-fugacity","display_name":"mantle oxygen fugacity","score":0.7310000061988831}],"concepts":[{"id":"https://openalex.org/C93746451","wikidata":"https://www.wikidata.org/wiki/Q6864382","display_name":"Mineral redox buffer","level":3,"score":0.9212765693664551},{"id":"https://openalex.org/C2777335606","wikidata":"https://www.wikidata.org/wiki/Q7130787","display_name":"Silicate","level":2,"score":0.9141912460327148},{"id":"https://openalex.org/C85084404","wikidata":"https://www.wikidata.org/wiki/Q898412","display_name":"Fugacity","level":2,"score":0.8028790950775146},{"id":"https://openalex.org/C2779193389","wikidata":"https://www.wikidata.org/wiki/Q415889","display_name":"W\u00fcstite","level":3,"score":0.6405383348464966},{"id":"https://openalex.org/C544153396","wikidata":"https://www.wikidata.org/wiki/Q11426","display_name":"Metal","level":2,"score":0.6163778305053711},{"id":"https://openalex.org/C540031477","wikidata":"https://www.wikidata.org/wiki/Q629","display_name":"Oxygen","level":2,"score":0.5756958723068237},{"id":"https://openalex.org/C67236022","wikidata":"https://www.wikidata.org/wiki/Q4364434","display_name":"Mantle (geology)","level":2,"score":0.5080006718635559},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.4860840141773224},{"id":"https://openalex.org/C160804572","wikidata":"https://www.wikidata.org/wiki/Q22998485","display_name":"Silicate perovskite","level":3,"score":0.4553861618041992},{"id":"https://openalex.org/C2776277684","wikidata":"https://www.wikidata.org/wiki/Q178977","display_name":"Silicate minerals","level":3,"score":0.449537992477417},{"id":"https://openalex.org/C199289684","wikidata":"https://www.wikidata.org/wiki/Q83353","display_name":"Mineralogy","level":1,"score":0.43547970056533813},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.38990581035614014},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.37684550881385803},{"id":"https://openalex.org/C113196181","wikidata":"https://www.wikidata.org/wiki/Q485223","display_name":"Analytical Chemistry (journal)","level":2,"score":0.37649238109588623},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.3079058527946472},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.23922714591026306},{"id":"https://openalex.org/C17409809","wikidata":"https://www.wikidata.org/wiki/Q161764","display_name":"Geochemistry","level":1,"score":0.16725027561187744},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1294359564781189},{"id":"https://openalex.org/C107872376","wikidata":"https://www.wikidata.org/wiki/Q321355","display_name":"Environmental chemistry","level":1,"score":0.06805068254470825},{"id":"https://openalex.org/C2779131772","wikidata":"https://www.wikidata.org/wiki/Q103223","display_name":"Hematite","level":2,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:175706335","doi":null,"is_oa":false,"landing_page_url":"http://helium.crpg.cnrs-nancy.fr/METSOC/workshop/abstracts_workshop/Righter-Ghiorso.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2064432977","https://openalex.org/W1625884675","https://openalex.org/W2086856425","https://openalex.org/W2094977742","https://openalex.org/W2804151468","https://openalex.org/W1968025245","https://openalex.org/W2036510293","https://openalex.org/W120848110","https://openalex.org/W2336929310","https://openalex.org/W2331067066"],"abstract_inverted_index":{"Calculation":[0],"of":[1,19,59,111,121,133,147,152],"oxygen":[2,39],"fugacity":[3],"in":[4,10,21,26,106,135,155],"high":[5],"pressure":[6],"and":[7,24,46,64],"temperature":[8],"experiments":[9],"metal-silicate":[11],"systems":[12],"is":[13,35,43,154],"usually":[14],"approximated":[15],"by":[16,109],"the":[17,22,27,36,119,129,136,145,149,164],"ratio":[18],"Fe":[20],"metal":[23],"FeO":[25],"silicate":[28,65,124,137],"melt:":[29],"(Delta)IW=2*log(X(sub":[30],"Fe)/X(sub":[31],"FeO)),":[32],"where":[33],"IW":[34],"iron-wustite":[37],"reference":[38],"buffer.":[40],"Although":[41,101],"this":[42],"a":[44,56,96],"quick":[45],"easy":[47],"calculation":[48],"to":[49,55,81,95,143],"make,":[50],"it":[51],"has":[52,78],"been":[53],"applied":[54,89],"huge":[57],"variety":[58],"metallic":[60],"(Fe-":[61],"Ni-S-C-O-Si":[62],"systems)":[63],"liquids":[66],"(SiO2,":[67],"Al2O3,":[68],"TiO2,":[69],"FeO,":[70],"MgO,":[71],"CaO,":[72],"Na2O,":[73],"K2O":[74],"systems).":[75],"This":[76],"approach":[77],"surely":[79],"led":[80],"values":[82],"that":[83],"have":[84,160],"little":[85],"meaning,":[86],"yet":[87],"are":[88],"with":[90],"great":[91],"confidence,":[92],"for":[93,139],"example,":[94],"terrestrial":[97],"mantle":[98],"at":[99],"IW-2.":[100],"fO2":[102,153,162],"can":[103],"be":[104],"circumvented":[105],"some":[107],"cases":[108],"consideration":[110],"Fe-M":[112],"distribution":[113],"coefficient,":[114],"these":[115],"do":[116],"not":[117],"eliminate":[118],"effects":[120,132],"alloy":[122],"or":[123,128],"liquid":[125],"compositional":[126],"variation,":[127],"specific":[130],"chemical":[131],"S":[134],"liquid,":[138],"example.":[140],"In":[141],"order":[142],"address":[144],"issue":[146],"what":[148],"actual":[150],"value":[151],"any":[156],"given":[157],"experiment,":[158],"we":[159],"calculated":[161],"from":[163],"equilibria":[165],"2Fe":[166],"(metal)":[167],"+":[168,171],"SiO2":[169],"(liq)":[170],"O2":[172],"=":[173],"Fe2SiO4":[174],"(liq).":[175]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-11-01T11:40:01.658920","created_date":"2016-06-24T00:00:00"}
