{"id":"https://openalex.org/W2064360497","doi":"https://doi.org/10.1021/ci900321e","title":"Clar Theory for Radical Benzenoids","display_name":"Clar Theory for Radical Benzenoids","publication_year":2009,"publication_date":"2009-11-16","ids":{"openalex":"https://openalex.org/W2064360497","doi":"https://doi.org/10.1021/ci900321e","mag":"2064360497","pmid":"https://pubmed.ncbi.nlm.nih.gov/19916509"},"language":"en","primary_location":{"id":"doi:10.1021/ci900321e","is_oa":false,"landing_page_url":"https://doi.org/10.1021/ci900321e","pdf_url":null,"source":{"id":"https://openalex.org/S167262187","display_name":"Journal of Chemical Information and Modeling","issn_l":"1549-9596","issn":["1549-9596","1549-960X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"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":"Journal of Chemical Information and Modeling","raw_type":"journal-article"},"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/A5072868848","display_name":"Anirban Misra","orcid":"https://orcid.org/0000-0002-9525-1886"},"institutions":[{"id":"https://openalex.org/I164185940","display_name":"Texas A&M University at Galveston","ror":"https://ror.org/00w0k4e67","country_code":"US","type":"education","lineage":["https://openalex.org/I164185940"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Anirban Misra","raw_affiliation_strings":["Texas A&M University at Galveston, MARS, 5007 Avenue U, Galveston, Texas 77551 and Department of Chemistry, University of North Bengal, Darjeeling, PIN 734 013, West Bengal, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Texas A&M University at Galveston, MARS, 5007 Avenue U, Galveston, Texas 77551 and Department of Chemistry, University of North Bengal, Darjeeling, PIN 734 013, West Bengal, India","institution_ids":["https://openalex.org/I164185940"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023821587","display_name":"Thomas Schmalz","orcid":"https://orcid.org/0000-0003-2711-6591"},"institutions":[{"id":"https://openalex.org/I164185940","display_name":"Texas A&M University at Galveston","ror":"https://ror.org/00w0k4e67","country_code":"US","type":"education","lineage":["https://openalex.org/I164185940"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"T. G. Schmalz","raw_affiliation_strings":["Texas A&M University at Galveston, MARS, 5007 Avenue U, Galveston, Texas 77551 and Department of Chemistry, University of North Bengal, Darjeeling, PIN 734 013, West Bengal, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Texas A&M University at Galveston, MARS, 5007 Avenue U, Galveston, Texas 77551 and Department of Chemistry, University of North Bengal, Darjeeling, PIN 734 013, West Bengal, India","institution_ids":["https://openalex.org/I164185940"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5065321757","display_name":"Douglas J. Klein","orcid":"https://orcid.org/0000-0002-5354-0065"},"institutions":[{"id":"https://openalex.org/I164185940","display_name":"Texas A&M University at Galveston","ror":"https://ror.org/00w0k4e67","country_code":"US","type":"education","lineage":["https://openalex.org/I164185940"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"D. J. Klein","raw_affiliation_strings":["Texas A&M University at Galveston, MARS, 5007 Avenue U, Galveston, Texas 77551 and Department of Chemistry, University of North Bengal, Darjeeling, PIN 734 013, West Bengal, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Texas A&M University at Galveston, MARS, 5007 Avenue U, Galveston, Texas 77551 and Department of Chemistry, University of North Bengal, Darjeeling, PIN 734 013, West Bengal, India","institution_ids":["https://openalex.org/I164185940"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5072868848"],"corresponding_institution_ids":["https://openalex.org/I164185940"],"apc_list":null,"apc_paid":null,"fwci":0.6741,"has_fulltext":false,"cited_by_count":20,"citation_normalized_percentile":{"value":0.69855299,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"49","issue":"12","first_page":"2670","last_page":"2676"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11298","display_name":"Synthesis and Properties of Aromatic Compounds","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic 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/T11298","display_name":"Synthesis and Properties of Aromatic Compounds","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic 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/T10002","display_name":"Advanced Chemical Physics Studies","score":0.9958999752998352,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13013","display_name":"Free Radicals and Antioxidants","score":0.9950000047683716,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic 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/delocalized-electron","display_name":"Delocalized electron","score":0.7565292119979858},{"id":"https://openalex.org/keywords/unpaired-electron","display_name":"Unpaired electron","score":0.5752007961273193},{"id":"https://openalex.org/keywords/electron-delocalization","display_name":"Electron delocalization","score":0.5251098275184631},{"id":"https://openalex.org/keywords/extension","display_name":"Extension (predicate logic)","score":0.506942093372345},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.5044518709182739},{"id":"https://openalex.org/keywords/spin","display_name":"Spin (aerodynamics)","score":0.4786030948162079},{"id":"https://openalex.org/keywords/electron","display_name":"Electron","score":0.4457191824913025},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.39132100343704224},{"id":"https://openalex.org/keywords/theoretical-physics","display_name":"Theoretical physics","score":0.3272387981414795},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.31757238507270813},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.27800464630126953},{"id":"https://openalex.org/keywords/quantum-mechanics","display_name":"Quantum mechanics","score":0.15893343091011047},{"id":"https://openalex.org/keywords/thermodynamics","display_name":"Thermodynamics","score":0.10861200094223022},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.10574644804000854}],"concepts":[{"id":"https://openalex.org/C70050531","wikidata":"https://www.wikidata.org/wiki/Q899089","display_name":"Delocalized electron","level":2,"score":0.7565292119979858},{"id":"https://openalex.org/C186927785","wikidata":"https://www.wikidata.org/wiki/Q374793","display_name":"Unpaired electron","level":3,"score":0.5752007961273193},{"id":"https://openalex.org/C2994333241","wikidata":"https://www.wikidata.org/wiki/Q899089","display_name":"Electron delocalization","level":3,"score":0.5251098275184631},{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.506942093372345},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.5044518709182739},{"id":"https://openalex.org/C42704618","wikidata":"https://www.wikidata.org/wiki/Q910917","display_name":"Spin (aerodynamics)","level":2,"score":0.4786030948162079},{"id":"https://openalex.org/C147120987","wikidata":"https://www.wikidata.org/wiki/Q2225","display_name":"Electron","level":2,"score":0.4457191824913025},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.39132100343704224},{"id":"https://openalex.org/C33332235","wikidata":"https://www.wikidata.org/wiki/Q18362","display_name":"Theoretical physics","level":1,"score":0.3272387981414795},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.31757238507270813},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.27800464630126953},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.15893343091011047},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.10861200094223022},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.10574644804000854},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1021/ci900321e","is_oa":false,"landing_page_url":"https://doi.org/10.1021/ci900321e","pdf_url":null,"source":{"id":"https://openalex.org/S167262187","display_name":"Journal of Chemical Information and Modeling","issn_l":"1549-9596","issn":["1549-9596","1549-960X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"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":"Journal of Chemical Information and Modeling","raw_type":"journal-article"},{"id":"pmid:19916509","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/19916509","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,"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":"Journal of chemical information and modeling","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.699999988079071,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320320719","display_name":"Department of Science and Technology, Ministry of Science and Technology, India","ror":"https://ror.org/0101xrq71"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W1155152291","https://openalex.org/W1965666010","https://openalex.org/W1988772228","https://openalex.org/W1991206869","https://openalex.org/W2004190725","https://openalex.org/W2010283740","https://openalex.org/W2018004510","https://openalex.org/W2019000788","https://openalex.org/W2019598711","https://openalex.org/W2029618872","https://openalex.org/W2040620089","https://openalex.org/W2055975497","https://openalex.org/W2062451903","https://openalex.org/W2070905719","https://openalex.org/W2071588921","https://openalex.org/W2076103832","https://openalex.org/W2080289878","https://openalex.org/W2093267396","https://openalex.org/W2132498037","https://openalex.org/W4233813628","https://openalex.org/W4247051338"],"related_works":["https://openalex.org/W2616432299","https://openalex.org/W2026446866","https://openalex.org/W1989523477","https://openalex.org/W3011650013","https://openalex.org/W2546262867","https://openalex.org/W1995426486","https://openalex.org/W2029285248","https://openalex.org/W1971428380","https://openalex.org/W2029316119","https://openalex.org/W2109645650"],"abstract_inverted_index":{"Eric":[0],"Clar's":[1,79],"ideas":[2,80],"concerning":[3],"\"aromatic":[4],"sextets\"":[5],"are":[6,23,72],"extended":[7],"from":[8],"closed-shell":[9],"benzenoids":[10],"to":[11,46],"the":[12,20],"case":[13],"of":[14,28,39,53,66,86],"radical":[15],"benzenoids,":[16],"particularly":[17],"those":[18],"where":[19],"unpaired":[21],"electrons":[22],"largely":[24],"localized":[25],"on":[26],"sites":[27],"one":[29],"\"type\"":[30],"(starred":[31],"or":[32],"unstarred).":[33],"A":[34],"quantitative":[35,48],"format":[36],"in":[37],"terms":[38],"a":[40,51],"new":[41],"Clar":[42],"polynomial":[43],"is":[44],"introduced":[45],"make":[47],"correlations":[49,71],"with":[50],"selection":[52],"numerical":[54],"data,":[55],"including":[56],"delocalization":[57],"energies,":[58],"spin":[59,68],"densities,":[60],"and":[61,81,84],"energy":[62],"gaps":[63],"between":[64],"states":[65],"different":[67],"multiplicities.":[69],"The":[70],"generally":[73],"quite":[74],"good,":[75],"thereby":[76],"further":[77],"validating":[78],"our":[82],"extension":[83],"quantification":[85],"them.":[87]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":2}],"updated_date":"2026-06-16T07:32:37.131356","created_date":"2025-10-10T00:00:00"}
