{"id":"https://openalex.org/W2020247653","doi":"https://doi.org/10.1021/jp980808u","title":"Characterization of Acid Sites in Zeolitic and Other Inorganic Systems Using Solid-State 31P NMR of the Probe Molecule Trimethylphosphine Oxide","display_name":"Characterization of Acid Sites in Zeolitic and Other Inorganic Systems Using Solid-State 31P NMR of the Probe Molecule Trimethylphosphine Oxide","publication_year":1998,"publication_date":"1998-03-31","ids":{"openalex":"https://openalex.org/W2020247653","doi":"https://doi.org/10.1021/jp980808u","mag":"2020247653"},"language":"en","primary_location":{"id":"doi:10.1021/jp980808u","doi":"https://doi.org/10.1021/jp980808u","is_oa":false,"landing_page_url":"https://doi.org/10.1021/jp980808u","pdf_url":null,"source":{"id":"https://openalex.org/S185621672","display_name":"The Journal of Physical Chemistry B","issn_l":"1520-5207","issn":["1520-5207","1520-6106"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-1","ki-jl-1","medline","norway-1","poland-140","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of Physical Chemistry B","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/A5040933101","display_name":"Edward F. Rakiewicz","orcid":"https://orcid.org/0009-0008-4389-6253","observed_orcids":["https://orcid.org/0009-0008-4389-6253"]},"institutions":[{"id":"https://openalex.org/I130769515","display_name":"Pennsylvania State University","ror":"https://ror.org/04p491231","country_code":"US","type":"education","lineage":["https://openalex.org/I130769515"]},{"id":"https://openalex.org/I169912796","display_name":"Grace (United States)","ror":"https://ror.org/03k4vk194","country_code":"US","type":"company","lineage":["https://openalex.org/I169912796"]},{"id":"https://openalex.org/I201654770","display_name":"PPG Industries (United States)","ror":"https://ror.org/025h3d465","country_code":"US","type":"company","lineage":["https://openalex.org/I201654770"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Edward F. Rakiewicz","raw_affiliation_strings":["Department of Chemistry, The Pennsylvania State University, 152 Davey Laboratory, University Park, Pennsylvania 16802","Washington Research Center, W.R. Grace and Company, 7500 Grace Drive, Columbia, Maryland 21044","PPG Industries, Inc","W.R. Grace & Co-Conn"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemistry, The Pennsylvania State University, 152 Davey Laboratory, University Park, Pennsylvania 16802","institution_ids":["https://openalex.org/I130769515"]},{"raw_affiliation_string":"Washington Research Center, W.R. Grace and Company, 7500 Grace Drive, Columbia, Maryland 21044","institution_ids":["https://openalex.org/I169912796"]},{"raw_affiliation_string":"PPG Industries, Inc","institution_ids":["https://openalex.org/I201654770"]},{"raw_affiliation_string":"W.R. Grace & Co-Conn","institution_ids":["https://openalex.org/I169912796"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037516441","display_name":"Alan W. Peters","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I130769515","display_name":"Pennsylvania State University","ror":"https://ror.org/04p491231","country_code":"US","type":"education","lineage":["https://openalex.org/I130769515"]},{"id":"https://openalex.org/I169912796","display_name":"Grace (United States)","ror":"https://ror.org/03k4vk194","country_code":"US","type":"company","lineage":["https://openalex.org/I169912796"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Alan W. Peters","raw_affiliation_strings":["Department of Chemistry, The Pennsylvania State University, 152 Davey Laboratory, University Park, Pennsylvania 16802","Washington Research Center, W.R. Grace and Company, 7500 Grace Drive, Columbia, Maryland 21044","W. R. GRACE & CO.- CONN"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemistry, The Pennsylvania State University, 152 Davey Laboratory, University Park, Pennsylvania 16802","institution_ids":["https://openalex.org/I130769515"]},{"raw_affiliation_string":"Washington Research Center, W.R. Grace and Company, 7500 Grace Drive, Columbia, Maryland 21044","institution_ids":["https://openalex.org/I169912796"]},{"raw_affiliation_string":"W. R. GRACE & CO.- CONN","institution_ids":["https://openalex.org/I169912796"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050548386","display_name":"Richard F. Wormsbecher","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I130769515","display_name":"Pennsylvania State University","ror":"https://ror.org/04p491231","country_code":"US","type":"education","lineage":["https://openalex.org/I130769515"]},{"id":"https://openalex.org/I169912796","display_name":"Grace (United States)","ror":"https://ror.org/03k4vk194","country_code":"US","type":"company","lineage":["https://openalex.org/I169912796"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Richard F. Wormsbecher","raw_affiliation_strings":["Department of Chemistry, The Pennsylvania State University, 152 Davey Laboratory, University Park, Pennsylvania 16802","Washington Research Center, W.R. Grace and Company, 7500 Grace Drive, Columbia, Maryland 21044","W. R. GRACE & CO.- CONN"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemistry, The Pennsylvania State University, 152 Davey Laboratory, University Park, Pennsylvania 16802","institution_ids":["https://openalex.org/I130769515"]},{"raw_affiliation_string":"Washington Research Center, W.R. Grace and Company, 7500 Grace Drive, Columbia, Maryland 21044","institution_ids":["https://openalex.org/I169912796"]},{"raw_affiliation_string":"W. R. GRACE & CO.- CONN","institution_ids":["https://openalex.org/I169912796"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076895598","display_name":"Kevin J. Sutovich","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I130769515","display_name":"Pennsylvania State University","ror":"https://ror.org/04p491231","country_code":"US","type":"education","lineage":["https://openalex.org/I130769515"]},{"id":"https://openalex.org/I169912796","display_name":"Grace (United States)","ror":"https://ror.org/03k4vk194","country_code":"US","type":"company","lineage":["https://openalex.org/I169912796"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kevin J. Sutovich","raw_affiliation_strings":["Department of Chemistry, The Pennsylvania State University, 152 Davey Laboratory, University Park, Pennsylvania 16802","Washington Research Center, W.R. Grace and Company, 7500 Grace Drive, Columbia, Maryland 21044","Pennsylvania State Univ#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemistry, The Pennsylvania State University, 152 Davey Laboratory, University Park, Pennsylvania 16802","institution_ids":["https://openalex.org/I130769515"]},{"raw_affiliation_string":"Washington Research Center, W.R. Grace and Company, 7500 Grace Drive, Columbia, Maryland 21044","institution_ids":["https://openalex.org/I169912796"]},{"raw_affiliation_string":"Pennsylvania State Univ#TAB#","institution_ids":["https://openalex.org/I130769515"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5049626346","display_name":"Karl Todd Mueller","orcid":"https://orcid.org/0000-0001-9609-9516","observed_orcids":["https://orcid.org/0000-0001-9609-9516"]},"institutions":[{"id":"https://openalex.org/I130769515","display_name":"Pennsylvania State University","ror":"https://ror.org/04p491231","country_code":"US","type":"education","lineage":["https://openalex.org/I130769515"]},{"id":"https://openalex.org/I169912796","display_name":"Grace (United States)","ror":"https://ror.org/03k4vk194","country_code":"US","type":"company","lineage":["https://openalex.org/I169912796"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Karl T. Mueller","raw_affiliation_strings":["Department of Chemistry, The Pennsylvania State University, 152 Davey Laboratory, University Park, Pennsylvania 16802","Washington Research Center, W.R. Grace and Company, 7500 Grace Drive, Columbia, Maryland 21044"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemistry, The Pennsylvania State University, 152 Davey Laboratory, University Park, Pennsylvania 16802","institution_ids":["https://openalex.org/I130769515"]},{"raw_affiliation_string":"Washington Research Center, W.R. Grace and Company, 7500 Grace Drive, Columbia, Maryland 21044","institution_ids":["https://openalex.org/I169912796"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.9973,"has_fulltext":false,"cited_by_count":179,"citation_normalized_percentile":{"value":0.84269028,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":100},"biblio":{"volume":"102","issue":"16","first_page":"2890","last_page":"2896"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10353","display_name":"Zeolite Catalysis and Synthesis","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/1604","display_name":"Inorganic 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/T10353","display_name":"Zeolite Catalysis and Synthesis","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/1604","display_name":"Inorganic 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/T11809","display_name":"Advanced NMR Techniques and Applications","score":0.00039999998989515007,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"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/T12524","display_name":"Chemical Synthesis and Characterization","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/2311","display_name":"Waste Management and Disposal"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/acid-sites","display_name":"acid sites","score":0.7540000081062317},{"id":"https://openalex.org/keywords/trimethylphosphine-oxide","display_name":"trimethylphosphine oxide","score":0.9070000052452087},{"id":"https://openalex.org/keywords/31p-mas-nmr","display_name":"31P MAS NMR","score":0.7739999890327454},{"id":"https://openalex.org/keywords/brnsted-acid-sites","display_name":"Br\u00f8nsted acid sites","score":0.9240000247955322},{"id":"https://openalex.org/keywords/lewis-acid-sites","display_name":"Lewis acid sites","score":0.9990000128746033},{"id":"https://openalex.org/keywords/zeolites","display_name":"zeolites","score":0.9190000295639038},{"id":"https://openalex.org/keywords/gamma-alumina","display_name":"gamma-alumina","score":0.7689999938011169},{"id":"https://openalex.org/keywords/dealuminated-y-zeolite","display_name":"dealuminated Y zeolite","score":0.7450000047683716},{"id":"https://openalex.org/keywords/silica-alumina-catalyst","display_name":"silica-alumina catalyst","score":0.8569999933242798},{"id":"https://openalex.org/keywords/resonance-assignment","display_name":"chemical shift assignment","score":0.7369999885559082},{"id":"https://openalex.org/keywords/structure-performance-relationship","display_name":"structure-performance relationship","score":0.6019999980926514},{"id":"https://openalex.org/keywords/fluid-catalytic-cracking-catalysts","display_name":"fluid catalytic cracking catalysts","score":0.6909999847412109}],"concepts":[{"id":"https://openalex.org/C153202636","wikidata":"https://www.wikidata.org/wiki/Q7557802","display_name":"Solid-state nuclear magnetic resonance","level":2,"score":0.6505079865455627},{"id":"https://openalex.org/C163638829","wikidata":"https://www.wikidata.org/wiki/Q900337","display_name":"Lewis acids and bases","level":3,"score":0.6491784453392029},{"id":"https://openalex.org/C161790260","wikidata":"https://www.wikidata.org/wiki/Q82264","display_name":"Catalysis","level":2,"score":0.619559645652771},{"id":"https://openalex.org/C32909587","wikidata":"https://www.wikidata.org/wiki/Q11369","display_name":"Molecule","level":2,"score":0.6031495928764343},{"id":"https://openalex.org/C66974803","wikidata":"https://www.wikidata.org/wiki/Q10359898","display_name":"Nuclear magnetic resonance spectroscopy","level":2,"score":0.5892910361289978},{"id":"https://openalex.org/C79878483","wikidata":"https://www.wikidata.org/wiki/Q556036","display_name":"Br\u00f8nsted\u2013Lowry acid\u2013base theory","level":3,"score":0.5352090001106262},{"id":"https://openalex.org/C2775968720","wikidata":"https://www.wikidata.org/wiki/Q3268860","display_name":"Trimethylphosphine","level":3,"score":0.5337494611740112},{"id":"https://openalex.org/C30095370","wikidata":"https://www.wikidata.org/wiki/Q899488","display_name":"Protonation","level":3,"score":0.48935383558273315},{"id":"https://openalex.org/C111429119","wikidata":"https://www.wikidata.org/wiki/Q899127","display_name":"Chemical shift","level":2,"score":0.4617474377155304},{"id":"https://openalex.org/C56052488","wikidata":"https://www.wikidata.org/wiki/Q103382","display_name":"Amorphous solid","level":2,"score":0.4401733875274658},{"id":"https://openalex.org/C2781047139","wikidata":"https://www.wikidata.org/wiki/Q1634792","display_name":"Acid strength","level":4,"score":0.4357357323169708},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.4345606565475464},{"id":"https://openalex.org/C67787023","wikidata":"https://www.wikidata.org/wiki/Q6954755","display_name":"NMR spectra database","level":3,"score":0.4295892119407654},{"id":"https://openalex.org/C179104552","wikidata":"https://www.wikidata.org/wiki/Q11165","display_name":"Inorganic chemistry","level":1,"score":0.370772123336792},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.3604121208190918},{"id":"https://openalex.org/C147789679","wikidata":"https://www.wikidata.org/wiki/Q11372","display_name":"Physical chemistry","level":1,"score":0.354109525680542},{"id":"https://openalex.org/C2778077586","wikidata":"https://www.wikidata.org/wiki/Q181332","display_name":"Zeolite","level":3,"score":0.2397383153438568},{"id":"https://openalex.org/C46141821","wikidata":"https://www.wikidata.org/wiki/Q209402","display_name":"Nuclear magnetic resonance","level":1,"score":0.21436309814453125},{"id":"https://openalex.org/C8010536","wikidata":"https://www.wikidata.org/wiki/Q160398","display_name":"Crystallography","level":1,"score":0.2105235457420349},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.18228474259376526},{"id":"https://openalex.org/C4839761","wikidata":"https://www.wikidata.org/wiki/Q212111","display_name":"Spectral line","level":2,"score":0.10676884651184082},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C145148216","wikidata":"https://www.wikidata.org/wiki/Q36496","display_name":"Ion","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1021/jp980808u","doi":"https://doi.org/10.1021/jp980808u","is_oa":false,"landing_page_url":"https://doi.org/10.1021/jp980808u","pdf_url":null,"source":{"id":"https://openalex.org/S185621672","display_name":"The Journal of Physical Chemistry B","issn_l":"1520-5207","issn":["1520-5207","1520-6106"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-1","ki-jl-1","medline","norway-1","poland-140","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of Physical Chemistry B","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W170846248","https://openalex.org/W592482216","https://openalex.org/W1966235885","https://openalex.org/W1967081042","https://openalex.org/W1981020788","https://openalex.org/W2008147411","https://openalex.org/W2008632300","https://openalex.org/W2009232251","https://openalex.org/W2044012904","https://openalex.org/W2060336452","https://openalex.org/W2060602583","https://openalex.org/W2063483838","https://openalex.org/W2081131763","https://openalex.org/W2089122817","https://openalex.org/W2091054040","https://openalex.org/W2156107687","https://openalex.org/W2313867749","https://openalex.org/W2350117120","https://openalex.org/W2949121904","https://openalex.org/W2952169278","https://openalex.org/W2952222663"],"related_works":["https://openalex.org/W2077417358","https://openalex.org/W3196095043","https://openalex.org/W3158153053","https://openalex.org/W2949113564","https://openalex.org/W1992348872","https://openalex.org/W2371350145","https://openalex.org/W2002938087","https://openalex.org/W1499950543","https://openalex.org/W1964994284","https://openalex.org/W2975791946"],"abstract_inverted_index":{"The":[0,210,245],"ability":[1],"to":[2,173],"determine":[3],"the":[4,41,111,122,139,185,206,252,267],"types":[5,175],"and":[6,13,58,64,90,99,155,159,170,263],"concentrations":[7,246,258],"of":[8,23,32,40,61,106,113,121,142,145,167,176,212,247],"acid":[9,43,66,117,146,208,249],"sites":[10,147,177,250],"in":[11,26,148,184],"zeolites":[12],"fluid-catalytic":[14],"cracking":[15],"systems":[16,150],"is":[17,269],"important":[18],"for":[19,56,180,205],"an":[20,164],"increased":[21,97],"understanding":[22],"structure/performance":[24],"relationships":[25],"these":[27],"materials.":[28],"Currently,":[29],"a":[30,104,160],"variety":[31],"thermal":[33],"methods":[34,50,268],"exist":[35],"that":[36],"allow":[37],"quantitative":[38,59],"measurement":[39],"Br\u00f8nsted":[42,63,248],"site":[44],"concentration.":[45],"In":[46,68],"addition,":[47],"numerous":[48],"spectroscopic":[49],"using":[51,235],"probe":[52,74],"molecules":[53,75,217],"are":[54,178,203,233,255],"available":[55],"qualitative":[57],"detection":[60],"both":[62],"Lewis":[65],"sites.":[67],"studies":[69,120,144],"utilizing":[70],"solid-state":[71],"NMR":[72,189,243,253],"spectroscopy,":[73],"containing":[76],"31":[77,186,213,238],"P":[78,187,214],"nuclei":[79,225],"present":[80],"substantial":[81,264],"advantages":[82,95],"over":[83],"probes":[84],"isotopically":[85],"enriched":[86],"with":[87,115,163,221,257],"13":[88],"C":[89],"15":[91],"N":[92],"nuclei.":[93],"These":[94],"include":[96],"sensitivity":[98],"chemical":[100,200],"shift":[101,201],"dispersion.":[102],"While":[103],"number":[105],"phosphorus-based":[107],"experiments":[108],"have":[109,128],"probed":[110],"interaction":[112],"trimethylphosphine":[114,125],"solid":[116],"catalysts,":[118],"initial":[119],"more":[123],"stable":[124],"oxide":[126],"(TMPO)":[127],"only":[129],"been":[130],"reported":[131],"on":[132,194],"amorphous":[133],"silica\u2212alumina":[134,161],"surfaces.":[135],"We":[136],"now":[137],"report":[138],"successful":[140],"completion":[141],"TMPO":[143,231],"several":[149],"including":[151],"\u03b3-alumina;":[152],"HY,":[153],"USY,":[154],"dealuminated":[156],"Y":[157],"zeolites;":[158],"catalyst":[162],"aluminum":[165],"concentration":[166],"13%.":[168],"Comprehensive":[169],"consistent":[171],"assignments":[172,202,211],"particular":[174],"made":[179,204],"all":[181],"resonance":[182],"lines":[183],"MAS":[188],"signals":[190],"from":[191,196,216,251,260],"TMPO.":[192],"Based":[193],"results":[195,254],"dehydroxylated":[197],"\u03b3-alumina,":[198],"new":[199],"TMPO/Lewis":[207],"complex.":[209],"resonances":[215],"not":[218],"directly":[219],"associated":[220],"nearby":[222],"27":[223,240],"Al":[224,241],"(such":[226],"as":[227],"crystalline":[228],"or":[229],"physisorbed":[230],"species)":[232],"supported":[234],"1":[236],"H/":[237],"P/":[239],"triple-resonance":[242],"methods.":[244],"compared":[256],"obtained":[259],"isopropylamine/temperature-programmed-desorption":[261],"measurements,":[262],"agreement":[265],"between":[266],"found.":[270]},"counts_by_year":[{"year":2026,"cited_by_count":7},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":8},{"year":2020,"cited_by_count":8},{"year":2019,"cited_by_count":8},{"year":2018,"cited_by_count":10},{"year":2017,"cited_by_count":8},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":7},{"year":2013,"cited_by_count":17},{"year":2012,"cited_by_count":3}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}
