{"id":"https://openalex.org/W2014547720","doi":"https://doi.org/10.1021/jp037846k","title":"Synthesis and Excited State Dynamics of \u03bc-Oxo Group IV Metal Phthalocyanine Oligomers: Trimers and Tetramers","display_name":"Synthesis and Excited State Dynamics of \u03bc-Oxo Group IV Metal Phthalocyanine Oligomers: Trimers and Tetramers","publication_year":2004,"publication_date":"2004-03-12","ids":{"openalex":"https://openalex.org/W2014547720","doi":"https://doi.org/10.1021/jp037846k","mag":"2014547720"},"language":"en","primary_location":{"id":"doi:10.1021/jp037846k","doi":"https://doi.org/10.1021/jp037846k","is_oa":false,"landing_page_url":"https://doi.org/10.1021/jp037846k","pdf_url":null,"source":{"id":"https://openalex.org/S146709414","display_name":"The Journal of Physical Chemistry A","issn_l":"1089-5639","issn":["1089-5639","1520-5215"],"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-100","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 A","raw_type":"journal-article"},"volume":null,"type":"article","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/A5013478317","display_name":"Tissa C. Gunaratne","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I157417397","display_name":"Bowling Green State University","ror":"https://ror.org/00ay7va13","country_code":"US","type":"education","lineage":["https://openalex.org/I157417397"]},{"id":"https://openalex.org/I58956616","display_name":"Case Western Reserve University","ror":"https://ror.org/051fd9666","country_code":"US","type":"education","lineage":["https://openalex.org/I58956616"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Tissa Gunaratne","raw_affiliation_strings":["Center for Photochemical Sciences and Department of Chemistry, Bowling Green State University, Bowling Green, Ohio 43403 and Department of Chemistry, Case Western Reserve University, Cleveland, Ohio 44106"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Photochemical Sciences and Department of Chemistry, Bowling Green State University, Bowling Green, Ohio 43403 and Department of Chemistry, Case Western Reserve University, Cleveland, Ohio 44106","institution_ids":["https://openalex.org/I157417397","https://openalex.org/I58956616"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056350261","display_name":"Vance O. Kennedy","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I157417397","display_name":"Bowling Green State University","ror":"https://ror.org/00ay7va13","country_code":"US","type":"education","lineage":["https://openalex.org/I157417397"]},{"id":"https://openalex.org/I58956616","display_name":"Case Western Reserve University","ror":"https://ror.org/051fd9666","country_code":"US","type":"education","lineage":["https://openalex.org/I58956616"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Vance O. Kennedy","raw_affiliation_strings":["Center for Photochemical Sciences and Department of Chemistry, Bowling Green State University, Bowling Green, Ohio 43403 and Department of Chemistry, Case Western Reserve University, Cleveland, Ohio 44106"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Photochemical Sciences and Department of Chemistry, Bowling Green State University, Bowling Green, Ohio 43403 and Department of Chemistry, Case Western Reserve University, Cleveland, Ohio 44106","institution_ids":["https://openalex.org/I157417397","https://openalex.org/I58956616"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017934215","display_name":"Malcolm E. Kenney","orcid":"https://orcid.org/0000-0003-2511-5317","observed_orcids":["https://orcid.org/0000-0003-2511-5317"]},"institutions":[{"id":"https://openalex.org/I157417397","display_name":"Bowling Green State University","ror":"https://ror.org/00ay7va13","country_code":"US","type":"education","lineage":["https://openalex.org/I157417397"]},{"id":"https://openalex.org/I58956616","display_name":"Case Western Reserve University","ror":"https://ror.org/051fd9666","country_code":"US","type":"education","lineage":["https://openalex.org/I58956616"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Malcolm E. Kenney","raw_affiliation_strings":["Center for Photochemical Sciences and Department of Chemistry, Bowling Green State University, Bowling Green, Ohio 43403 and Department of Chemistry, Case Western Reserve University, Cleveland, Ohio 44106"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Photochemical Sciences and Department of Chemistry, Bowling Green State University, Bowling Green, Ohio 43403 and Department of Chemistry, Case Western Reserve University, Cleveland, Ohio 44106","institution_ids":["https://openalex.org/I157417397","https://openalex.org/I58956616"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5109945323","display_name":"Michael A. J. Rodgers","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I157417397","display_name":"Bowling Green State University","ror":"https://ror.org/00ay7va13","country_code":"US","type":"education","lineage":["https://openalex.org/I157417397"]},{"id":"https://openalex.org/I58956616","display_name":"Case Western Reserve University","ror":"https://ror.org/051fd9666","country_code":"US","type":"education","lineage":["https://openalex.org/I58956616"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Michael A. J. Rodgers","raw_affiliation_strings":["Center for Photochemical Sciences and Department of Chemistry, Bowling Green State University, Bowling Green, Ohio 43403 and Department of Chemistry, Case Western Reserve University, Cleveland, Ohio 44106"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Photochemical Sciences and Department of Chemistry, Bowling Green State University, Bowling Green, Ohio 43403 and Department of Chemistry, Case Western Reserve University, Cleveland, Ohio 44106","institution_ids":["https://openalex.org/I157417397","https://openalex.org/I58956616"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5017934215","https://openalex.org/A5109945323"],"corresponding_institution_ids":["https://openalex.org/I157417397","https://openalex.org/I58956616"],"apc_list":null,"apc_paid":null,"fwci":2.7051,"has_fulltext":false,"cited_by_count":27,"citation_normalized_percentile":{"value":0.89580224,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"108","issue":"14","first_page":"2576","last_page":"2582"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10903","display_name":"Porphyrin and Phthalocyanine Chemistry","score":0.9980000257492065,"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":0.9980000257492065,"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/T11129","display_name":"Photochemistry and Electron Transfer Studies","score":0.000699999975040555,"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"}},{"id":"https://openalex.org/T10957","display_name":"Photodynamic Therapy Research Studies","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/silicon-phthalocyanine","display_name":"silicon phthalocyanine","score":0.8560000061988831},{"id":"https://openalex.org/keywords/mu-oxo-bridging","display_name":"\u03bc-oxo bridging","score":0.6489999890327454},{"id":"https://openalex.org/keywords/excitonic-interactions","display_name":"excitonic interactions","score":0.6660000085830688},{"id":"https://openalex.org/keywords/triplet-state-lifetime","display_name":"triplet lifetime","score":0.5590000152587891},{"id":"https://openalex.org/keywords/intersystem-crossing","display_name":"intersystem crossing","score":0.8949999809265137},{"id":"https://openalex.org/keywords/ultrafast-excited-state-dynamics","display_name":"ultrafast excited-state dynamics","score":0.6520000100135803},{"id":"https://openalex.org/keywords/torsional-relaxation","display_name":"torsional relaxation","score":0.4300000071525574},{"id":"https://openalex.org/keywords/d4h-symmetry","display_name":"D4h symmetry","score":0.7149999737739563}],"concepts":[{"id":"https://openalex.org/C73978554","wikidata":"https://www.wikidata.org/wiki/Q772919","display_name":"Intersystem crossing","level":4,"score":0.6856864094734192},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.6837334632873535},{"id":"https://openalex.org/C181500209","wikidata":"https://www.wikidata.org/wiki/Q215328","display_name":"Excited state","level":2,"score":0.6644712090492249},{"id":"https://openalex.org/C17729963","wikidata":"https://www.wikidata.org/wiki/Q858289","display_name":"Exciton","level":2,"score":0.6341102123260498},{"id":"https://openalex.org/C2776403692","wikidata":"https://www.wikidata.org/wiki/Q898416","display_name":"Trimer","level":3,"score":0.5918375253677368},{"id":"https://openalex.org/C2780761128","wikidata":"https://www.wikidata.org/wiki/Q414162","display_name":"Phthalocyanine","level":2,"score":0.5424038767814636},{"id":"https://openalex.org/C155220765","wikidata":"https://www.wikidata.org/wiki/Q16905737","display_name":"Photoexcitation","level":3,"score":0.5172951221466064},{"id":"https://openalex.org/C99191460","wikidata":"https://www.wikidata.org/wiki/Q906725","display_name":"Oscillator strength","level":3,"score":0.5170562863349915},{"id":"https://openalex.org/C76766466","wikidata":"https://www.wikidata.org/wiki/Q3036629","display_name":"Triplet state","level":3,"score":0.5105041265487671},{"id":"https://openalex.org/C75473681","wikidata":"https://www.wikidata.org/wiki/Q188651","display_name":"Photochemistry","level":1,"score":0.5011355876922607},{"id":"https://openalex.org/C166940927","wikidata":"https://www.wikidata.org/wiki/Q178827","display_name":"Monomer","level":3,"score":0.4357713758945465},{"id":"https://openalex.org/C8010536","wikidata":"https://www.wikidata.org/wiki/Q160398","display_name":"Crystallography","level":1,"score":0.3538404405117035},{"id":"https://openalex.org/C2779546866","wikidata":"https://www.wikidata.org/wiki/Q531306","display_name":"Dimer","level":2,"score":0.3224145174026489},{"id":"https://openalex.org/C184779094","wikidata":"https://www.wikidata.org/wiki/Q26383","display_name":"Atomic physics","level":1,"score":0.2632492780685425},{"id":"https://openalex.org/C4839761","wikidata":"https://www.wikidata.org/wiki/Q212111","display_name":"Spectral line","level":2,"score":0.21679231524467468},{"id":"https://openalex.org/C33062035","wikidata":"https://www.wikidata.org/wiki/Q3296863","display_name":"Singlet state","level":3,"score":0.11160427331924438},{"id":"https://openalex.org/C521977710","wikidata":"https://www.wikidata.org/wiki/Q81163","display_name":"Polymer","level":2,"score":0.1026327908039093},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.08691400289535522},{"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/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1021/jp037846k","doi":"https://doi.org/10.1021/jp037846k","is_oa":false,"landing_page_url":"https://doi.org/10.1021/jp037846k","pdf_url":null,"source":{"id":"https://openalex.org/S146709414","display_name":"The Journal of Physical Chemistry A","issn_l":"1089-5639","issn":["1089-5639","1520-5215"],"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-100","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 A","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320309201","display_name":"Bowling Green State University","ror":"https://ror.org/00ay7va13"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W1532602842","https://openalex.org/W1980547075","https://openalex.org/W1993002778","https://openalex.org/W1995016599","https://openalex.org/W2007610771","https://openalex.org/W2008477762","https://openalex.org/W2015779651","https://openalex.org/W2023186270","https://openalex.org/W2028719314","https://openalex.org/W2034078366","https://openalex.org/W2036262576","https://openalex.org/W2038984939","https://openalex.org/W2050195603","https://openalex.org/W2050943457","https://openalex.org/W2053927728","https://openalex.org/W2077475201","https://openalex.org/W2081279359","https://openalex.org/W2081448953","https://openalex.org/W2139680801","https://openalex.org/W2164804856","https://openalex.org/W2951332025","https://openalex.org/W4242591046"],"related_works":["https://openalex.org/W2081448953","https://openalex.org/W2075433039","https://openalex.org/W7222923173","https://openalex.org/W2778515514","https://openalex.org/W2048613979","https://openalex.org/W2081098223","https://openalex.org/W2077475201","https://openalex.org/W1993002778","https://openalex.org/W184197506","https://openalex.org/W2036254501"],"abstract_inverted_index":{"Two":[0],"\u03bc-oxo":[1],"silicon":[2,54],"phthalocyanines":[3],"have":[4,14],"been":[5,15],"synthesized":[6],"and":[7,20,146,167],"subjected":[8],"to":[9,17,39,43,85,231,241,271],"photophysical":[10],"examination.":[11],"The":[12,25,80,245],"results":[13,219,248],"compared":[16],"the":[18,28,40,48,52,61,86,91,100,125,134,144,160,165,172,175,189,215,221,224,232,242,253,261,277],"monomeric":[19],"dimeric":[21],"systems":[22],"published":[23],"previously.":[24],"Q-bands":[26],"in":[27,124,133,220],"ground":[29,288],"state":[30,179,256,284,289],"absorption":[31,218],"spectra":[32],"undergo":[33],"a":[34,74,105],"blue":[35],"shift":[36,82],"with":[37,64,99,121,139],"respect":[38,84],"monomer":[41],"due":[42],"an":[44],"excitonic":[45,71],"interaction":[46,72],"of":[47,51,77,93,104,116,127,136,148,164,174,180,188,191,196,223,252,276,282],"transition":[49],"dipoles":[50],"coplanar":[53],"phthalocyanine":[55,94],"units":[56],"having":[57,291],"central":[58],"symmetry":[59,293],"along":[60],"Si\u2212O\u2212Si":[62],"axis,":[63],"no":[65],"significant":[66],"molecular":[67,101],"orbital":[68],"overlap.":[69],"This":[70],"generates":[73],"new":[75],"set":[76],"excited":[78,283],"states.":[79],"Q-band":[81],"(with":[83],"monomer)":[87],"is":[88,96],"greater":[89],"as":[90],"number":[92],"rings":[95],"increased":[97],"consistent":[98],"exciton":[102,227,234,255],"model":[103],"linear":[106],"polymer.":[107],"On":[108],"suprananosecond":[109],"time":[110],"scales,":[111],"photoexcitation":[112],"generated":[113,194],"optical":[114],"absorptions":[115],"triplet":[117,243],"states":[118,163],"that":[119,159,212,250],"decayed":[120],"intrinsic":[122],"lifetimes":[123],"tens":[126],"microseconds":[128],"region.":[129],"These":[130],"were":[131],"quenched":[132],"presence":[135],"O":[137],"2":[138,150,206],"bimolecular":[140],"rate":[141],"constants":[142],"for":[143,202,214,279],"trimer":[145,166],"tetramer":[147,168],"near":[149],"\u00d7":[151],"10":[152],"6":[153],"M":[154],"-1":[155,185,201,209],"s":[156],"-1,":[157],"indicating":[158],"T":[161,192],"1":[162,176,193],"lie":[169],"significantly":[170],"below":[171],"energy":[173,190],"\u0394":[177],"g":[178],"oxygen":[181],"(22.5":[182],"kcal":[183,199,207],"mol":[184,200,208],").":[186],"Estimates":[187],"values":[195],"approximately":[197],"17":[198],"both":[203],"compounds,":[204],"some":[205],"lower":[210,292],"than":[211,294],"calculated":[213],"dimer.":[216],"Photon":[217],"formation":[222],"highest":[225],"lying":[226],"state,":[228,235],"which":[229,236],"deactivates":[230],"lowest":[233,254],"subsequently":[237],"undergoes":[238],"intersystem":[239],"crossing":[240],"manifold.":[244],"ultrafast":[246],"pump\u2212probe":[247],"demonstrated":[249],"part":[251],"population":[257],"was":[258],"complete":[259],"within":[260],"instrument":[262],"rise":[263],"time,":[264],"whereas":[265],"other":[266],"populations":[267,285],"required":[268],"several":[269],"picoseconds":[270],"develop,":[272],"probably":[273],"on":[274],"account":[275],"requirement":[278],"torsional/vibrational":[280],"relaxation":[281],"produced":[286],"from":[287],"molecules":[290],"D":[295],"4":[296],"h":[297],".":[298]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"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"}