Líquido iônico [bmim.PF6] como solvente: um meio conveniente para estudos por fotólise por pulso de laser

Detalhes bibliográficos
Autor(a) principal: Bertoti, Ada Ruth
Data de Publicação: 2009
Outros Autores: Netto Ferreira, José Carlos
Tipo de documento: Artigo
Idioma: por
Título da fonte: Repositório Institucional da UFBA
Texto Completo: http://www.repositorio.ufba.br/ri/handle/ri/3792
Resumo: p. 1934-1938
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spelling Bertoti, Ada RuthNetto Ferreira, José CarlosBertoti, Ada RuthNetto Ferreira, José Carlos2011-11-21T12:45:42Z2011-11-21T12:45:42Z20090100-4042http://www.repositorio.ufba.br/ri/handle/ri/3792v. 32, n. 7.p. 1934-1938The spectroscopic behavior of thioxanthone and benzil (diphenylethanedione or dibenzoyl) in the ionic liquid [bmim.PF6] has been investigated employing the laser flash photolysis technique. Triplet-triplet absorption spectra for these carbonyl compounds in [bmim.PF6] are similar to those observed in organic solvents. The triplet lifetime for thioxanthone in desogygenated samples is very long (71 μs), whereas in oxygen-saturated solution is 500 ns, which indicates the low oxygen solubility in this solvent. For benzil, lifetimes of 10 μs in [bmim.PF6] and 3.8 μs in acetonitrile were obtained. The decay for triplet thioxanthone and benzil follows a clear first order kinetics in [bmim.PF6], from which one can conclude that triplet-triplet annihilation is not an important decay process in this solvent.Submitted by JURANDI DE SOUZA SILVA (jssufba@hotmail.com) on 2011-11-21T12:45:42Z No. of bitstreams: 1 40.pdf: 323132 bytes, checksum: 9e4f85e56e5cb8343fbe7bce04ebc4c3 (MD5)Made available in DSpace on 2011-11-21T12:45:42Z (GMT). No. of bitstreams: 1 40.pdf: 323132 bytes, checksum: 9e4f85e56e5cb8343fbe7bce04ebc4c3 (MD5) Previous issue date: 2009São PauloIonic liquidslaser flash photolysisTriplet excited stateLíquido iônico [bmim.PF6] como solvente: um meio conveniente para estudos por fotólise por pulso de laserQuímica Novainfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/articleporreponame:Repositório Institucional da UFBAinstname:Universidade Federal da Bahia (UFBA)instacron:UFBAinfo:eu-repo/semantics/openAccessORIGINAL40.pdf40.pdfapplication/pdf323132https://repositorio.ufba.br/bitstream/ri/3792/1/40.pdf9e4f85e56e5cb8343fbe7bce04ebc4c3MD51LICENSElicense.txtlicense.txttext/plain1906https://repositorio.ufba.br/bitstream/ri/3792/2/license.txt7f1eec927827edb237d0d807c482e583MD52TEXT40.pdf.txt40.pdf.txtExtracted texttext/plain19806https://repositorio.ufba.br/bitstream/ri/3792/3/40.pdf.txt15a925e8ca5e5b34a353f01f6c841e62MD53ri/37922022-08-08 13:17:37.728oai:repositorio.ufba.br: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Repositório InstitucionalPUBhttp://192.188.11.11:8080/oai/requestopendoar:19322022-08-08T16:17:37Repositório Institucional da UFBA - Universidade Federal da Bahia (UFBA)false
dc.title.pt_BR.fl_str_mv Líquido iônico [bmim.PF6] como solvente: um meio conveniente para estudos por fotólise por pulso de laser
dc.title.alternative.pt_BR.fl_str_mv Química Nova
title Líquido iônico [bmim.PF6] como solvente: um meio conveniente para estudos por fotólise por pulso de laser
spellingShingle Líquido iônico [bmim.PF6] como solvente: um meio conveniente para estudos por fotólise por pulso de laser
Bertoti, Ada Ruth
Ionic liquids
laser flash photolysis
Triplet excited state
title_short Líquido iônico [bmim.PF6] como solvente: um meio conveniente para estudos por fotólise por pulso de laser
title_full Líquido iônico [bmim.PF6] como solvente: um meio conveniente para estudos por fotólise por pulso de laser
title_fullStr Líquido iônico [bmim.PF6] como solvente: um meio conveniente para estudos por fotólise por pulso de laser
title_full_unstemmed Líquido iônico [bmim.PF6] como solvente: um meio conveniente para estudos por fotólise por pulso de laser
title_sort Líquido iônico [bmim.PF6] como solvente: um meio conveniente para estudos por fotólise por pulso de laser
author Bertoti, Ada Ruth
author_facet Bertoti, Ada Ruth
Netto Ferreira, José Carlos
author_role author
author2 Netto Ferreira, José Carlos
author2_role author
dc.contributor.author.fl_str_mv Bertoti, Ada Ruth
Netto Ferreira, José Carlos
Bertoti, Ada Ruth
Netto Ferreira, José Carlos
dc.subject.por.fl_str_mv Ionic liquids
laser flash photolysis
Triplet excited state
topic Ionic liquids
laser flash photolysis
Triplet excited state
description p. 1934-1938
publishDate 2009
dc.date.issued.fl_str_mv 2009
dc.date.accessioned.fl_str_mv 2011-11-21T12:45:42Z
dc.date.available.fl_str_mv 2011-11-21T12:45:42Z
dc.type.status.fl_str_mv info:eu-repo/semantics/publishedVersion
dc.type.driver.fl_str_mv info:eu-repo/semantics/article
format article
status_str publishedVersion
dc.identifier.uri.fl_str_mv http://www.repositorio.ufba.br/ri/handle/ri/3792
dc.identifier.issn.none.fl_str_mv 0100-4042
dc.identifier.number.pt_BR.fl_str_mv v. 32, n. 7.
identifier_str_mv 0100-4042
v. 32, n. 7.
url http://www.repositorio.ufba.br/ri/handle/ri/3792
dc.language.iso.fl_str_mv por
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dc.rights.driver.fl_str_mv info:eu-repo/semantics/openAccess
eu_rights_str_mv openAccess
dc.source.none.fl_str_mv reponame:Repositório Institucional da UFBA
instname:Universidade Federal da Bahia (UFBA)
instacron:UFBA
instname_str Universidade Federal da Bahia (UFBA)
instacron_str UFBA
institution UFBA
reponame_str Repositório Institucional da UFBA
collection Repositório Institucional da UFBA
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