Increase of Fluorescence of Humic-Like Substances in Interaction with Cd(II): a Photoinduced Charge Transfer Approach

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Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorFederal University of Ceará-
Autor(es): dc.contributorCS-
Autor(es): dc.creatorSantos, Vinicius S.-
Autor(es): dc.creatorMoura, Bernardo R.-
Autor(es): dc.creatorMetzker, Gustavo-
Autor(es): dc.creatorCornélio, Marinonio L.-
Autor(es): dc.creatorFerreira, Odair P.-
Autor(es): dc.creatorMounier, Stéphane J. L.-
Autor(es): dc.creatorHajjoul, Houssam-
Autor(es): dc.creatorBoscolo, Maurício-
Autor(es): dc.creatorBisinoti, Márcia C.-
Autor(es): dc.creatorMoreira, Altair B.-
Data de aceite: dc.date.accessioned2025-08-21T19:17:17Z-
Data de disponibilização: dc.date.available2025-08-21T19:17:17Z-
Data de envio: dc.date.issued2023-03-02-
Data de envio: dc.date.issued2023-03-02-
Data de envio: dc.date.issued2022-09-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1007/s10895-022-02978-3-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/241927-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/241927-
Descrição: dc.descriptionDescribed is the enhancement of fluorescence intensity due to the interaction of a humic-like substance (HLS 1%) extracted from process water (PW) and Cd(II) ions in aqueous solution. Using Canonical Polyadic/Parallel Factor Analysis (CP/PARAFAC), two main components were seen that contributed to fluorescence, the first one increased it and the second one kept it constant in both static and dynamic fluorescence studies. Two-dimensional FTIR analysis indicated that the interaction of HLS 1% and Cd(II) ions occurred in the following order of affinity with the groups: C-O bonds in polysaccharides > C-O bonds in carboxylic acid. The results obtained suggest that the increase in fluorescence intensity and lifetime suggest a photoinduced charge transfer (PCT) between Cd(II) ions and carboxylic acid groups present in HLS 1%. Graphical abstract: [Figure not available: see fulltext.].-
Descrição: dc.descriptionDepartment of Chemistry and Environmental Sciences Institute of Biosciences Humanities and Exact Sciences São Paulo State University (UNESP)-
Descrição: dc.descriptionDepartment of Physics Federal University of Ceará-
Descrição: dc.descriptionUniv Toulon Aix Marseille Univ. CNRS/INSU IRD MIO UM 110 Mediterranean Institute of Oceanography CS-
Descrição: dc.descriptionDepartment of Physics Institute of Biosciences Humanities and Exact Sciences São Paulo State University (UNESP)-
Descrição: dc.descriptionDepartment of Chemistry and Environmental Sciences Institute of Biosciences Humanities and Exact Sciences São Paulo State University (UNESP)-
Descrição: dc.descriptionDepartment of Physics Institute of Biosciences Humanities and Exact Sciences São Paulo State University (UNESP)-
Formato: dc.format1761-1767-
Idioma: dc.languageen-
Relação: dc.relationJournal of Fluorescence-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectBidimensional analysis-
Palavras-chave: dc.subjectCP/PARAFAC-
Palavras-chave: dc.subjectFluorescence increase-
Palavras-chave: dc.subjectHumic-like substances-
Palavras-chave: dc.subjectInteraction-
Título: dc.titleIncrease of Fluorescence of Humic-Like Substances in Interaction with Cd(II): a Photoinduced Charge Transfer Approach-
Tipo de arquivo: dc.typelivro digital-
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