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Metadados | Descrição | Idioma |
---|---|---|
Autor(es): dc.contributor | Laboratório de Eletroquímica Ambiental e Aplicada | - |
Autor(es): dc.contributor | Universidade Estadual Paulista (Unesp) | - |
Autor(es): dc.creator | Batista, Luiz Carlos Domingos | - |
Autor(es): dc.creator | Santos, Thiago Izidoro Silva | - |
Autor(es): dc.creator | Santos, José E. Lima | - |
Autor(es): dc.creator | da Silva, Djalma Ribeiro | - |
Autor(es): dc.creator | Martínez-Huitle, Carlos A. [UNESP] | - |
Data de aceite: dc.date.accessioned | 2022-02-22T00:27:02Z | - |
Data de disponibilização: dc.date.available | 2022-02-22T00:27:02Z | - |
Data de envio: dc.date.issued | 2020-12-11 | - |
Data de envio: dc.date.issued | 2020-12-11 | - |
Data de envio: dc.date.issued | 2019-12-31 | - |
Fonte completa do material: dc.identifier | http://dx.doi.org/10.1002/elan.201800811 | - |
Fonte completa do material: dc.identifier | http://hdl.handle.net/11449/199317 | - |
Fonte: dc.identifier.uri | http://educapes.capes.gov.br/handle/11449/199317 | - |
Descrição: dc.description | MOF-235 is presented as an orange powder, with crystals of the octahedral formation. It was already used as adsorbent to remove different compounds from water; however, no attempts have been published about the exploration of the MOF-235 application as electrochemical sensor for organic compounds yet. MOF-235 was synthetized and after that, it was characterized by SEM, XRD and FTIR. Graphite electrodes (GEs) were modified with different MOF-235 ratio (5 %, 7 %, 10 %, 12 % and 14 %) and these modified GEs were characterized by cyclic voltammetry (CV) measurements in order to determine the effect of MOF-235 concentration on the current response. Results indicated that, a significant improvement on the current response was attained at MOF-235(10 %)/GE respect to unmodified GE. This behavior is related to the pore structure and multiple active sites on the MOF surface. The performance of the MOF-235(10 %)/GE as electrochemical sensor for detecting catechol was assessed by differential pulse voltammetry (DPV). Catechol detection response of MOF-based sensor provided a detection limit of about 12.79 μmol L−1 with a correlation coefficient (R2) of about 0.9928 ranging from 12 to 514 μmol L−1. Finally, MOF-235(10 %)/GE was used to determine catechol in real water matrixes. | - |
Descrição: dc.description | Universidade Federal do Rio Grande do Norte Instituto de Química Laboratório de Eletroquímica Ambiental e Aplicada | - |
Descrição: dc.description | Unesp National Institute for Alternative Technologies of Detection Toxicological Evaluation and Removal of Micropollutants and Radioactives (INCT-DATREM) Institute of Chemistry, P.O. Box 355 | - |
Descrição: dc.description | Unesp National Institute for Alternative Technologies of Detection Toxicological Evaluation and Removal of Micropollutants and Radioactives (INCT-DATREM) Institute of Chemistry, P.O. Box 355 | - |
Idioma: dc.language | en | - |
Relação: dc.relation | Electroanalysis | - |
???dc.source???: dc.source | Scopus | - |
Palavras-chave: dc.subject | catechol, sensor, electrochemistry | - |
Palavras-chave: dc.subject | graphite electrode | - |
Palavras-chave: dc.subject | MOF-235 | - |
Título: dc.title | Metal Organic Framework-235 (MOF-235) Modified Carbon Paste Electrode for Catechol Determination in Water | - |
Tipo de arquivo: dc.type | livro digital | - |
Aparece nas coleções: | Repositório Institucional - Unesp |
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