{"id":"https://openalex.org/W2087616699","doi":"https://doi.org/10.1016/0165-9936(91)85056-w","title":"Porphyrins as reagents for trace-metal analysis","display_name":"Porphyrins as reagents for trace-metal analysis","publication_year":1991,"publication_date":"1991-04-01","ids":{"openalex":"https://openalex.org/W2087616699","doi":"https://doi.org/10.1016/0165-9936(91)85056-w","mag":"2087616699"},"language":"en","primary_location":{"id":"doi:10.1016/0165-9936(91)85056-w","doi":"https://doi.org/10.1016/0165-9936(91)85056-w","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0165-9936(91)85056-w","pdf_url":null,"source":{"id":"https://openalex.org/S64920681","display_name":"TrAC Trends in Analytical Chemistry","issn_l":"0165-9936","issn":["0165-9936","0167-2940","1879-3142"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","jufo-2","ki-jl-1","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"TrAC Trends in Analytical Chemistry","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/A5103086625","display_name":"Masaaki Tabata","orcid":"https://orcid.org/0000-0001-9578-1046","observed_orcids":["https://orcid.org/0000-0001-9578-1046"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Masaaki Tabata","raw_affiliation_strings":["Nagoya, Japan","Saga, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nagoya, Japan","institution_ids":[]},{"raw_affiliation_string":"Saga, Japan","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111560731","display_name":"Motoharu Tanaka","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Motoharu Tanaka","raw_affiliation_strings":["Nagoya, Japan","Saga, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nagoya, Japan","institution_ids":[]},{"raw_affiliation_string":"Saga, Japan","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":5150,"currency":"USD","value_usd":5150},"apc_paid":null,"fwci":3.0659,"has_fulltext":false,"cited_by_count":80,"citation_normalized_percentile":{"value":0.92147412,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"10","issue":"4","first_page":"128","last_page":"133"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10903","display_name":"Porphyrin and Phthalocyanine Chemistry","score":0.9409000277519226,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10903","display_name":"Porphyrin and Phthalocyanine Chemistry","score":0.9409000277519226,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10180","display_name":"Analytical chemistry methods development","score":0.04019999876618385,"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/T12441","display_name":"Porphyrin Metabolism and Disorders","score":0.005400000140070915,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/porphyrins","display_name":"porphyrins","score":0.9879999756813049},{"id":"https://openalex.org/keywords/metalloporphyrins","display_name":"metalloporphyrins","score":0.9259999990463257},{"id":"https://openalex.org/keywords/trace-metal-analysis","display_name":"trace metal analysis","score":0.8330000042915344},{"id":"https://openalex.org/keywords/metal-ion-incorporation","display_name":"metal ion incorporation","score":0.8460000157356262},{"id":"https://openalex.org/keywords/reaction-kinetics","display_name":"reaction kinetics","score":0.9160000085830688},{"id":"https://openalex.org/keywords/reaction-mechanism","display_name":"reaction mechanism","score":0.8259999752044678},{"id":"https://openalex.org/keywords/kinetic-analysis","display_name":"kinetic analysis","score":0.6589999794960022},{"id":"https://openalex.org/keywords/metal-ion-detection","display_name":"metal ion sensing","score":0.7390000224113464}],"concepts":[{"id":"https://openalex.org/C199164860","wikidata":"https://www.wikidata.org/wiki/Q6822745","display_name":"Metal ions in aqueous solution","level":3,"score":0.7235718369483948},{"id":"https://openalex.org/C40875361","wikidata":"https://www.wikidata.org/wiki/Q2356542","display_name":"Reagent","level":2,"score":0.6877106428146362},{"id":"https://openalex.org/C2778566039","wikidata":"https://www.wikidata.org/wiki/Q7831165","display_name":"Trace metal","level":3,"score":0.6262435913085938},{"id":"https://openalex.org/C544153396","wikidata":"https://www.wikidata.org/wiki/Q11426","display_name":"Metal","level":2,"score":0.6242414116859436},{"id":"https://openalex.org/C75291252","wikidata":"https://www.wikidata.org/wiki/Q1315756","display_name":"TRACE (psycholinguistics)","level":2,"score":0.6146899461746216},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.5704339146614075},{"id":"https://openalex.org/C135889238","wikidata":"https://www.wikidata.org/wiki/Q46276","display_name":"Kinetic energy","level":2,"score":0.564262866973877},{"id":"https://openalex.org/C21951064","wikidata":"https://www.wikidata.org/wiki/Q899212","display_name":"Combinatorial chemistry","level":1,"score":0.5080645084381104},{"id":"https://openalex.org/C145148216","wikidata":"https://www.wikidata.org/wiki/Q36496","display_name":"Ion","level":2,"score":0.46968939900398254},{"id":"https://openalex.org/C179104552","wikidata":"https://www.wikidata.org/wiki/Q11165","display_name":"Inorganic chemistry","level":1,"score":0.4093630611896515},{"id":"https://openalex.org/C147789679","wikidata":"https://www.wikidata.org/wiki/Q11372","display_name":"Physical chemistry","level":1,"score":0.19784238934516907},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.1626424789428711},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.06197431683540344},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.054036110639572144},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0165-9936(91)85056-w","doi":"https://doi.org/10.1016/0165-9936(91)85056-w","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0165-9936(91)85056-w","pdf_url":null,"source":{"id":"https://openalex.org/S64920681","display_name":"TrAC Trends in Analytical Chemistry","issn_l":"0165-9936","issn":["0165-9936","0167-2940","1879-3142"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","jufo-2","ki-jl-1","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"TrAC Trends in Analytical Chemistry","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":20,"referenced_works":["https://openalex.org/W209619063","https://openalex.org/W1524666634","https://openalex.org/W1966367649","https://openalex.org/W1968641201","https://openalex.org/W2000558155","https://openalex.org/W2012231979","https://openalex.org/W2033692732","https://openalex.org/W2036756258","https://openalex.org/W2037286036","https://openalex.org/W2046326194","https://openalex.org/W2047268123","https://openalex.org/W2052916509","https://openalex.org/W2061049046","https://openalex.org/W2068393756","https://openalex.org/W2072090214","https://openalex.org/W2082100521","https://openalex.org/W2085903786","https://openalex.org/W2142404115","https://openalex.org/W2328011837","https://openalex.org/W3137352027"],"related_works":["https://openalex.org/W4400192087","https://openalex.org/W1996570974","https://openalex.org/W2052916509","https://openalex.org/W7005406576","https://openalex.org/W2393949804","https://openalex.org/W2149573016","https://openalex.org/W2068030076","https://openalex.org/W2951430036","https://openalex.org/W2079170343","https://openalex.org/W6912795122"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":5},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2016-06-24T00:00:00"}