{"id":"https://openalex.org/W4239752091","doi":"https://doi.org/10.1080/01496398108070229","title":"Characterization of Carbonaceous Materials Using Extraction with Supercritical Pentane","display_name":"Characterization of Carbonaceous Materials Using Extraction with Supercritical Pentane","publication_year":1981,"publication_date":"1981-02-01","ids":{"openalex":"https://openalex.org/W4239752091","doi":"https://doi.org/10.1080/01496398108070229"},"language":"en","primary_location":{"id":"doi:10.1080/01496398108070229","doi":"https://doi.org/10.1080/01496398108070229","is_oa":false,"landing_page_url":"https://doi.org/10.1080/01496398108070229","pdf_url":null,"source":{"id":"https://openalex.org/S197355279","display_name":"Separation Science and Technology","issn_l":"0149-6395","issn":["0149-6395","1520-5754"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-40","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Separation Science and Technology","raw_type":"journal-article"},"volume":null,"type":"article","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/A5109807307","display_name":"John C. Fetzer","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I165733156","display_name":"University of Georgia","ror":"https://ror.org/00te3t702","country_code":"US","type":"education","lineage":["https://openalex.org/I165733156"]},{"id":"https://openalex.org/I4210118014","display_name":"Chevron (United States)","ror":"https://ror.org/02jfa8730","country_code":"US","type":"company","lineage":["https://openalex.org/I4210118014"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"J. C. Fetzer","raw_affiliation_strings":["a   DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA ,  ATHENS ,  GEORGIA ,  30602","b  Chevron Research Co. , P.O. Box 1726,  Richmond ,  California ,  94802","Chevron Research Co. , P.O. Box 1726, Richmond , California , 94802","DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA , ATHENS , GEORGIA , 30602"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"a   DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA ,  ATHENS ,  GEORGIA ,  30602","institution_ids":["https://openalex.org/I165733156"]},{"raw_affiliation_string":"b  Chevron Research Co. , P.O. Box 1726,  Richmond ,  California ,  94802","institution_ids":["https://openalex.org/I4210118014"]},{"raw_affiliation_string":"Chevron Research Co. , P.O. Box 1726, Richmond , California , 94802","institution_ids":["https://openalex.org/I4210118014"]},{"raw_affiliation_string":"DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA , ATHENS , GEORGIA , 30602","institution_ids":["https://openalex.org/I165733156"]}]},{"author_position":"middle","author":{"id":null,"display_name":"J. A. Graham","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I165733156","display_name":"University of Georgia","ror":"https://ror.org/00te3t702","country_code":"US","type":"education","lineage":["https://openalex.org/I165733156"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"J. A. Graham","raw_affiliation_strings":["a   DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA ,  ATHENS ,  GEORGIA ,  30602","c  Monsanto Research Corp., Dayton Laboratory , P.O. Box 8, Station B,  Dayton ,  Ohio ,  45407","DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA , ATHENS , GEORGIA , 30602","Monsanto Research Corp., Dayton Laboratory , P.O. Box 8, Station B, Dayton , Ohio , 45407"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"a   DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA ,  ATHENS ,  GEORGIA ,  30602","institution_ids":["https://openalex.org/I165733156"]},{"raw_affiliation_string":"c  Monsanto Research Corp., Dayton Laboratory , P.O. Box 8, Station B,  Dayton ,  Ohio ,  45407","institution_ids":[]},{"raw_affiliation_string":"DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA , ATHENS , GEORGIA , 30602","institution_ids":["https://openalex.org/I165733156"]},{"raw_affiliation_string":"Monsanto Research Corp., Dayton Laboratory , P.O. Box 8, Station B, Dayton , Ohio , 45407","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041428505","display_name":"R. F. Arrendale","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1336096307","display_name":"United States Department of Agriculture","ror":"https://ror.org/01na82s61","country_code":"US","type":"government","lineage":["https://openalex.org/I1336096307"]},{"id":"https://openalex.org/I165733156","display_name":"University of Georgia","ror":"https://ror.org/00te3t702","country_code":"US","type":"education","lineage":["https://openalex.org/I165733156"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"R. F. Arrendale","raw_affiliation_strings":["a   DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA ,  ATHENS ,  GEORGIA ,  30602","d  Tobacco and Health Laboratory, Science and Education Administration/Agricultural Research,  U.S. Department of Agriculture  , P.O. Box 5677,  Athens ,  Georgia ,  30610","DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA , ATHENS , GEORGIA , 30602","Tobacco and Health Laboratory, Science and Education Administration/Agricultural Research, U.S. Department of Agriculture , P.O. Box 5677, Athens , Georgia , 30610"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"a   DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA ,  ATHENS ,  GEORGIA ,  30602","institution_ids":["https://openalex.org/I165733156"]},{"raw_affiliation_string":"d  Tobacco and Health Laboratory, Science and Education Administration/Agricultural Research,  U.S. Department of Agriculture  , P.O. Box 5677,  Athens ,  Georgia ,  30610","institution_ids":["https://openalex.org/I1336096307"]},{"raw_affiliation_string":"DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA , ATHENS , GEORGIA , 30602","institution_ids":["https://openalex.org/I165733156"]},{"raw_affiliation_string":"Tobacco and Health Laboratory, Science and Education Administration/Agricultural Research, U.S. Department of Agriculture , P.O. Box 5677, Athens , Georgia , 30610","institution_ids":["https://openalex.org/I1336096307"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068108650","display_name":"Matthew S. Klee","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I165733156","display_name":"University of Georgia","ror":"https://ror.org/00te3t702","country_code":"US","type":"education","lineage":["https://openalex.org/I165733156"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"M. S. Klee","raw_affiliation_strings":["a   DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA ,  ATHENS ,  GEORGIA ,  30602","DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA , ATHENS , GEORGIA , 30602"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"a   DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA ,  ATHENS ,  GEORGIA ,  30602","institution_ids":["https://openalex.org/I165733156"]},{"raw_affiliation_string":"DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA , ATHENS , GEORGIA , 30602","institution_ids":["https://openalex.org/I165733156"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111749739","display_name":"Lockhart Burgess. Rogers","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I165733156","display_name":"University of Georgia","ror":"https://ror.org/00te3t702","country_code":"US","type":"education","lineage":["https://openalex.org/I165733156"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"L. B. Rogers","raw_affiliation_strings":["a   DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA ,  ATHENS ,  GEORGIA ,  30602","DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA , ATHENS , GEORGIA , 30602"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"a   DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA ,  ATHENS ,  GEORGIA ,  30602","institution_ids":["https://openalex.org/I165733156"]},{"raw_affiliation_string":"DEPARTMENT OF CHEMISTRY , UNIVERSITY OF GEORGIA , ATHENS , GEORGIA , 30602","institution_ids":["https://openalex.org/I165733156"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.3242,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.584443,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"16","issue":"1","first_page":"97","last_page":"111"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10180","display_name":"Analytical chemistry methods development","score":0.4661000072956085,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10180","display_name":"Analytical chemistry methods development","score":0.4661000072956085,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10908","display_name":"Analytical Chemistry and Chromatography","score":0.24940000474452972,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13604","display_name":"Adsorption, diffusion, and thermodynamic properties of materials","score":0.18140000104904175,"subfield":{"id":"https://openalex.org/subfields/1606","display_name":"Physical and Theoretical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/carbon-materials","display_name":"carbon materials","score":0.8360000252723694},{"id":"https://openalex.org/keywords/carbon-black","display_name":"carbon black","score":0.7639999985694885},{"id":"https://openalex.org/keywords/graphite","display_name":"graphite","score":0.8999999761581421},{"id":"https://openalex.org/keywords/activated-carbon","display_name":"activated carbon","score":0.7670000195503235},{"id":"https://openalex.org/keywords/charcoal","display_name":"charcoal","score":0.9810000061988831},{"id":"https://openalex.org/keywords/polycyclic-aromatic-compounds","display_name":"polycyclic aromatic compounds","score":0.7070000171661377},{"id":"https://openalex.org/keywords/alkanes","display_name":"alkanes","score":0.7900000214576721},{"id":"https://openalex.org/keywords/naphthalene","display_name":"naphthalene","score":0.9190000295639038},{"id":"https://openalex.org/keywords/dienes","display_name":"dienes","score":0.8970000147819519},{"id":"https://openalex.org/keywords/carbon-adsorbents","display_name":"carbon adsorbents","score":0.6420000195503235},{"id":"https://openalex.org/keywords/irreversible-adsorption","display_name":"irreversible adsorption","score":0.7429999709129333}],"concepts":[{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.9015002250671387},{"id":"https://openalex.org/C2777589835","wikidata":"https://www.wikidata.org/wiki/Q150429","display_name":"Pentane","level":2,"score":0.8304451704025269},{"id":"https://openalex.org/C2780263894","wikidata":"https://www.wikidata.org/wiki/Q335268","display_name":"Alkyl","level":2,"score":0.6880069971084595},{"id":"https://openalex.org/C44038986","wikidata":"https://www.wikidata.org/wiki/Q764245","display_name":"Carbon black","level":3,"score":0.6628490686416626},{"id":"https://openalex.org/C2779698641","wikidata":"https://www.wikidata.org/wiki/Q5309","display_name":"Graphite","level":2,"score":0.6182552576065063},{"id":"https://openalex.org/C171156812","wikidata":"https://www.wikidata.org/wiki/Q873305","display_name":"Flame ionization detector","level":3,"score":0.617539644241333},{"id":"https://openalex.org/C140205800","wikidata":"https://www.wikidata.org/wiki/Q5860","display_name":"Carbon fibers","level":3,"score":0.6029185056686401},{"id":"https://openalex.org/C150394285","wikidata":"https://www.wikidata.org/wiki/Q180254","display_name":"Adsorption","level":2,"score":0.598156750202179},{"id":"https://openalex.org/C118419359","wikidata":"https://www.wikidata.org/wiki/Q682585","display_name":"Supercritical fluid","level":2,"score":0.5834428071975708},{"id":"https://openalex.org/C2780471494","wikidata":"https://www.wikidata.org/wiki/Q146505","display_name":"Solvent","level":2,"score":0.49912166595458984},{"id":"https://openalex.org/C4725764","wikidata":"https://www.wikidata.org/wiki/Q844704","display_name":"Extraction (chemistry)","level":2,"score":0.48341047763824463},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.43306806683540344},{"id":"https://openalex.org/C123460561","wikidata":"https://www.wikidata.org/wiki/Q677065","display_name":"Gas chromatography","level":2,"score":0.42998161911964417},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.38097572326660156},{"id":"https://openalex.org/C176933379","wikidata":"https://www.wikidata.org/wiki/Q131877","display_name":"Natural rubber","level":2,"score":0.0},{"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/C104779481","wikidata":"https://www.wikidata.org/wiki/Q50707","display_name":"Composite number","level":2,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1080/01496398108070229","doi":"https://doi.org/10.1080/01496398108070229","is_oa":false,"landing_page_url":"https://doi.org/10.1080/01496398108070229","pdf_url":null,"source":{"id":"https://openalex.org/S197355279","display_name":"Separation Science and Technology","issn_l":"0149-6395","issn":["0149-6395","1520-5754"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-40","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Separation Science and Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320309626","display_name":"University of Chicago","ror":"https://ror.org/024mw5h28"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W202017780","https://openalex.org/W1979708776","https://openalex.org/W2014677691","https://openalex.org/W2020022223","https://openalex.org/W2096683214","https://openalex.org/W2106873655","https://openalex.org/W2140679147","https://openalex.org/W2141227669","https://openalex.org/W2333164811"],"related_works":["https://openalex.org/W22978365","https://openalex.org/W2088036503","https://openalex.org/W2047414669","https://openalex.org/W2168212297","https://openalex.org/W4301898781","https://openalex.org/W4243258680","https://openalex.org/W2007429838","https://openalex.org/W1993584777","https://openalex.org/W2326743937","https://openalex.org/W2025159953"],"abstract_inverted_index":{"The":[0,59,79,89],"use":[1,15],"of":[2,10,16,43,86,118],"carbonaceous":[3,87],"adsorbents":[4],"is":[5],"limited":[6],"by":[7,35,63],"irreversible":[8],"adsorption":[9],"some":[11],"compounds,":[12],"so":[13],"the":[14,36,98,109,122],"supercritical":[17],"pentane":[18],"as":[19],"an":[20],"extracting":[21],"solvent":[22],"was":[23],"examined.":[24,58],"Carbon":[25],"black":[26],"appeared":[27],"to":[28],"be":[29],"broken":[30],"down":[31],"slowly,":[32],"but":[33],"continuously,":[34],"pentane.":[37],"To":[38],"see":[39],"if":[40],"other":[41],"types":[42],"carbon":[44],"behaved":[45],"similarly,":[46],"high":[47,90],"purity":[48,91],"graphite,":[49],"technical":[50,99],"grade":[51,100],"graphites,":[52],"active":[53,110],"carbons,":[54],"and":[55,72,76,104,107,115,121],"charcoals":[56,123],"were":[57,61,81],"extracts":[60,80],"characterized":[62],"UV":[64],"spectroscopy,":[65],"packed":[66],"column":[67],"chromatography":[68],"using":[69],"flame":[70,73],"ionization":[71],"photometric":[74],"detectors,":[75],"capillary":[77],"GC/MS.":[78],"characteristic":[82],"for":[83],"each":[84],"class":[85],"material.":[88],"graphite":[92],"yielded":[93,102,112,124],"large,":[94],"polycyclic":[95],"aromatic":[96],"compounds;":[97],"graphites":[101],"alkanes":[103,127],"alkyl-substituted":[105,119],"benzenes":[106],"naphthalenes;":[108],"carbons":[111],"alkanes,":[113],"dienes,":[114],"small":[116,129],"amounts":[117],"benzenes;":[120],"almost":[125],"entirely":[126],"in":[128],"amounts.":[130]},"counts_by_year":[],"updated_date":"2026-09-27T08:07:27.782135","created_date":"2022-05-12T00:00:00"}