{"id":"https://openalex.org/W1965290366","doi":"https://doi.org/10.1021/ac00109a007","title":"High-Resolution Matrix-Assisted Laser Desorption/Ionization in a Linear Time-of-Flight Mass Spectrometer","display_name":"High-Resolution Matrix-Assisted Laser Desorption/Ionization in a Linear Time-of-Flight Mass Spectrometer","publication_year":1995,"publication_date":"1995-07-01","ids":{"openalex":"https://openalex.org/W1965290366","doi":"https://doi.org/10.1021/ac00109a007","mag":"1965290366","pmid":"https://pubmed.ncbi.nlm.nih.gov/8694244"},"language":"en","primary_location":{"id":"doi:10.1021/ac00109a007","doi":"https://doi.org/10.1021/ac00109a007","is_oa":false,"landing_page_url":"https://doi.org/10.1021/ac00109a007","pdf_url":null,"source":{"id":"https://openalex.org/S191963794","display_name":"Analytical Chemistry","issn_l":"0003-2700","issn":["0003-2700","1520-6882"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","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":"Analytical Chemistry","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","pubmed"],"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/A5000523710","display_name":"Randy M. Whittal","orcid":"https://orcid.org/0000-0003-1174-8172","observed_orcids":["https://orcid.org/0000-0003-1174-8172"]},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Randy M. Whittal","raw_affiliation_strings":["Department of Chemistry, University of Alberta, Edmonton, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemistry, University of Alberta, Edmonton, Canada","institution_ids":["https://openalex.org/I154425047"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100660019","display_name":"Li Liang","orcid":"https://orcid.org/0000-0001-9584-6778","observed_orcids":["https://orcid.org/0000-0001-9584-6778"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Liang. Li","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":4500,"currency":"USD","value_usd":4500},"apc_paid":null,"fwci":13.6913,"has_fulltext":false,"cited_by_count":172,"citation_normalized_percentile":{"value":0.99744094,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":96},"biblio":{"volume":"67","issue":"13","first_page":"1950","last_page":"1954"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10683","display_name":"Mass Spectrometry Techniques and Applications","score":0.9994999766349792,"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"}},"topics":[{"id":"https://openalex.org/T10683","display_name":"Mass Spectrometry Techniques and Applications","score":0.9994999766349792,"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/T10519","display_name":"Advanced Proteomics Techniques and Applications","score":0.00019999999494757503,"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/T12166","display_name":"Ion-surface interactions and analysis","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/matrix-assisted-laser-desorption-ionization","display_name":"MALDI","score":0.8230000138282776},{"id":"https://openalex.org/keywords/energy-correction","display_name":"energy correction","score":0.6980000138282776},{"id":"https://openalex.org/keywords/isotopic-resolution","display_name":"isotopic resolution","score":0.7760000228881836},{"id":"https://openalex.org/keywords/bovine-insulin","display_name":"bovine insulin","score":0.9480000138282776},{"id":"https://openalex.org/keywords/cytochrome-c","display_name":"cytochrome c","score":0.9990000128746033},{"id":"https://openalex.org/keywords/apomyoglobin","display_name":"apomyoglobin","score":0.9980000257492065}],"concepts":[{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.9608810544013977},{"id":"https://openalex.org/C162356407","wikidata":"https://www.wikidata.org/wiki/Q180809","display_name":"Mass spectrometry","level":2,"score":0.681499719619751},{"id":"https://openalex.org/C198291218","wikidata":"https://www.wikidata.org/wiki/Q190382","display_name":"Ionization","level":3,"score":0.5480149984359741},{"id":"https://openalex.org/C138268822","wikidata":"https://www.wikidata.org/wiki/Q1051925","display_name":"Resolution (logic)","level":2,"score":0.5078347325325012},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.4646914005279541},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.45337483286857605},{"id":"https://openalex.org/C33390570","wikidata":"https://www.wikidata.org/wiki/Q188463","display_name":"Spectrometer","level":2,"score":0.41755279898643494},{"id":"https://openalex.org/C162711632","wikidata":"https://www.wikidata.org/wiki/Q905514","display_name":"Desorption","level":3,"score":0.4101802706718445},{"id":"https://openalex.org/C113196181","wikidata":"https://www.wikidata.org/wiki/Q485223","display_name":"Analytical Chemistry (journal)","level":2,"score":0.4026249051094055},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.2091212272644043},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.16756784915924072},{"id":"https://openalex.org/C145148216","wikidata":"https://www.wikidata.org/wiki/Q36496","display_name":"Ion","level":2,"score":0.12753847241401672},{"id":"https://openalex.org/C147789679","wikidata":"https://www.wikidata.org/wiki/Q11372","display_name":"Physical chemistry","level":1,"score":0.05651569366455078},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.046107590198516846},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C150394285","wikidata":"https://www.wikidata.org/wiki/Q180254","display_name":"Adsorption","level":2,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.0}],"mesh":[{"descriptor_ui":"D000595","descriptor_name":"Amino Acid Sequence","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008969","descriptor_name":"Molecular Sequence Data","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D010455","descriptor_name":"Peptides","qualifier_ui":"Q000032","qualifier_name":"analysis","is_major_topic":false},{"descriptor_ui":"D019032","descriptor_name":"Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D019032","descriptor_name":"Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1021/ac00109a007","doi":"https://doi.org/10.1021/ac00109a007","is_oa":false,"landing_page_url":"https://doi.org/10.1021/ac00109a007","pdf_url":null,"source":{"id":"https://openalex.org/S191963794","display_name":"Analytical Chemistry","issn_l":"0003-2700","issn":["0003-2700","1520-6882"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","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":"Analytical Chemistry","raw_type":"journal-article"},{"id":"pmid:8694244","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/8694244","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Analytical chemistry","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[],"sustainable_development_goals_aurora":[{"score":0.9100000262260437,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320319946","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27"},{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1966149687","https://openalex.org/W1967627321","https://openalex.org/W1988287443","https://openalex.org/W1988731759","https://openalex.org/W2007256938","https://openalex.org/W2009331852","https://openalex.org/W2027543132","https://openalex.org/W2029794820","https://openalex.org/W2032974966","https://openalex.org/W2057643407","https://openalex.org/W2068241704"],"related_works":["https://openalex.org/W2135842532","https://openalex.org/W2076536125","https://openalex.org/W2057643407","https://openalex.org/W1992933812","https://openalex.org/W1980022169","https://openalex.org/W1974353313","https://openalex.org/W2090704684","https://openalex.org/W1982391774","https://openalex.org/W2001945972","https://openalex.org/W2595149018"],"abstract_inverted_index":{"A":[0,39],"time-lag":[1,71],"focusing":[2],"method":[3],"is":[4,45,65,128,177],"developed":[5],"for":[6,18,152],"the":[7,26,30,49,54,60,68,74,78,81,84,96,99,104,114,134,172],"improvement":[8],"of":[9,98,113,118,136,174],"mass":[10,16,125,131,144,148,181],"resolution":[11,132,170],"in":[12,47,77,123,133,171],"a":[13,36,180],"linear":[14],"time-of-flight":[15],"spectrometer":[17],"matrix-assisted":[19],"laser":[20,50],"desorption/ionization":[21,51],"(MALDI).":[22],"In":[23],"this":[24,143],"technique,":[25],"ions":[27,75,112],"generated":[28,76],"by":[29,35],"MALDI":[31],"process":[32],"are":[33,150],"extracted":[34],"pulsed":[37],"voltage.":[38],"short":[40],"time":[41],"delay":[42],"(280":[43],"ns)":[44],"inserted":[46],"between":[48,59,80],"event":[52],"and":[53,62,83,168],"ion":[55],"extraction.":[56],"The":[57,70],"region":[58,79],"repeller":[61,82],"extraction":[63,72,85],"grid":[64,86],"field-free":[66],"during":[67],"delay.":[69],"allows":[73],"to":[87,90,95,108,157],"separate":[88],"according":[89],"their":[91,119],"velocity":[92],"(energy).":[93],"Application,":[94],"repeller,":[97],"appropriate":[100],"pulse":[101],"voltage":[102],"provides":[103],"energy":[105],"correction":[106],"necessary":[107],"simultaneously":[109],"detect":[110],"all":[111],"same":[115],"mass/charge":[116],"regardless":[117],"initial":[120],"energy,":[121],"resulting":[122],"improved":[124],"resolution.":[126],"It":[127],"demonstrated":[129],"that":[130],"range":[135,173],"3000-6000":[137],"fwhm":[138,176],"can":[139],"be":[140],"obtained.":[141],"With":[142],"resolution,":[145],"isotopically":[146],"resolved":[147],"spectra":[149],"observed":[151,178],"peptides":[153],"with":[154,179],"masses":[155],"up":[156],"3000":[158],"Da.":[159],"For":[160],"proteins,":[161],"such":[162],"as":[163],"bovine":[164],"insulin,":[165],"cytochrome":[166],"c,":[167],"apomyoglobin,":[169],"800-1000":[175],"measurement":[182],"accuracy":[183],"better":[184],"than":[185],"0.01%.":[186]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":2}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}
