Degradation of contaminants of emerging concern in a secondary effluent using synthesized MOF-derived photoanodes: A comparative study between photo-, electro- and photoelectrocatalysis

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Autor(es): dc.contributorUSACh-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorUniversidad de Valparaíso-
Autor(es): dc.creatorCandia-Onfray, Christian-
Autor(es): dc.creatorIrikura, Kallyni-
Autor(es): dc.creatorCalzadilla, Wendy-
Autor(es): dc.creatorRojas, Susana-
Autor(es): dc.creatorBoldrin Zanoni, Maria Valnice-
Autor(es): dc.creatorSalazar, Ricardo-
Data de aceite: dc.date.accessioned2025-08-21T16:30:52Z-
Data de disponibilização: dc.date.available2025-08-21T16:30:52Z-
Data de envio: dc.date.issued2023-07-29-
Data de envio: dc.date.issued2023-07-29-
Data de envio: dc.date.issued2023-01-31-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1016/j.chemosphere.2022.137683-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/248164-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/248164-
Descrição: dc.descriptionThree metal-organic framework (MOF)-based photoanodes were prepared by deposition on TiO2 nanotubes using Ti as substrate (Ti/TiO2NT): i) Ti/TiO2NT-Au@ZIF-8, ii) Ti/TiO2NT-Ru3(BTC)2, iii) Ti/TiO2NT-UiO-66(Zr)NH2. These photoanodes were characterized by FEG-SEM, EDX and DRX. The analyses showed a successful modification and a high homogeneity of the different MOFs on the Ti/TiO2NT surface. The photoanodes were studied in the degradation of Contaminants of Emerging Concern (CECs) in a spiked secondary effluent from a Municipal Wastewater Treatment Plant (MWWTP). Sodium diclofenac (DCF), sulfamethazine (SMT) and carbamazepine (CBZ) were used as CECs at low concentration (200 μg/L each CEC). The samples were preconcentrated using Solid Phase Extraction (SPE) and analyzed by a HPLC-DAD system. The MOF-based photoanodes exhibited a high photoelectrochemical (PEC) activity towards the oxidation of CECs, achieving up to 50%, 70% and 80% of removal using Ti/TiO2NT-Au@ZIF-8, Ti/TiO2NT-UiO-66(Zr)NH2, Ti/TiO2NT-Ru3(BTC), respectively. The influence of the generation of hydroxyl radical was then studied. The results indicate that PEC degradation using Ti/TiO2NT-Ru3(BTC)2 and Ti/TiO2NT-UiO-66(Zr)NH2 is more affected by the concentration of the radical.-
Descrição: dc.descriptionDepartamento de Investigaciones Científicas y Tecnológicas, Universidad de Santiago de Chile-
Descrição: dc.descriptionFondo de Financiamiento de Centros de Investigación en Áreas Prioritarias-
Descrição: dc.descriptionFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)-
Descrição: dc.descriptionUniversidad de Santiago de Chile-
Descrição: dc.descriptionConselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)-
Descrição: dc.descriptionLaboratorio de Electroquímica Del Medio Ambiente LEQMA Facultad de Química y Biología Universidad de Santiago de Chile USACh, Casilla 40, Correo 33-
Descrição: dc.descriptionSão Paulo State University (UNESP) Institute of Chemistry Department of Analytical Chemistry National Institute of Alternative Technologies for Detection Toxicological Assessment and Removal of Micropollutants and Radioactive (INCT-DATREM), Rua Professor Francisco Degni, 55, São Paulo-
Descrição: dc.descriptionEscuela de Ingeniería Industrial Facultad de Ingeniería Universidad de Valparaíso-
Descrição: dc.descriptionSão Paulo State University (UNESP) Institute of Chemistry Department of Analytical Chemistry National Institute of Alternative Technologies for Detection Toxicological Assessment and Removal of Micropollutants and Radioactive (INCT-DATREM), Rua Professor Francisco Degni, 55, São Paulo-
Descrição: dc.descriptionFondo de Financiamiento de Centros de Investigación en Áreas Prioritarias: 15110019-
Descrição: dc.descriptionFAPESP: 2014/50945–4-
Descrição: dc.descriptionFAPESP: 2017/12790–7-
Descrição: dc.descriptionUniversidad de Santiago de Chile: 22142SG_POSTDOC PS-541-
Descrição: dc.descriptionCNPq: 465571/2014–0-
Descrição: dc.descriptionUniversidad de Santiago de Chile: USA2155_Dicyt-
Idioma: dc.languageen-
Relação: dc.relationChemosphere-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectContaminants of emerging concern-
Palavras-chave: dc.subjectHydroxyl radical-
Palavras-chave: dc.subjectMOF-Derived photoanode-
Palavras-chave: dc.subjectPhotoelectrochemical degradation-
Palavras-chave: dc.subjectSecondary effluent-
Título: dc.titleDegradation of contaminants of emerging concern in a secondary effluent using synthesized MOF-derived photoanodes: A comparative study between photo-, electro- and photoelectrocatalysis-
Tipo de arquivo: dc.typelivro digital-
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