CaTiO3: Influence of Ag Doping on Photocatalytic Activity for Application in Rhodamine B dye Removal

Registro completo de metadados
MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.creatorCuzzati, Flávia Landgraf-
Autor(es): dc.creatorParras, Gustavo Aparecido Silva-
Autor(es): dc.creatorFreitas, Gabriela de Souza-
Autor(es): dc.creatorParizi, Marcela Prado Silva-
Autor(es): dc.creatorSouza, Agda Eunice de-
Data de aceite: dc.date.accessioned2025-08-21T16:38:05Z-
Data de disponibilização: dc.date.available2025-08-21T16:38:05Z-
Data de envio: dc.date.issued2025-04-29-
Data de envio: dc.date.issued2023-12-31-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1590/1980-5373-MR-2024-0201-
Fonte completa do material: dc.identifierhttps://hdl.handle.net/11449/307071-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/307071-
Descrição: dc.descriptionThis study focuses on the preparation and characterization of silver-doped calcium titanate (CaTiO3) photocatalysts for the degradation of Rhodamine B (RhB) dye. Utilizing a hydrothermal microwave-assisted method, efficient photocatalysts of pure CaTiO3 (CT) and 3% (CT3%) and 5% (CT5%) Ag-doped CaTiO3 were prepared. X-ray diffraction confirmed the orthorhombic phase of CaTiO3 with residual TiO2, more pronounced in the CT3%. Micro-Raman and FTIR spectra verified the presence of TiO2, while SEM images revealed distinctive morphologies. The band gap energy was lower in Ag-doped samples, particularly in the CT3% sample. Photocatalytic tests demonstrated superior RhB degradation with the CT3% catalyst. A 22 factorial design was used to determine the ideal condition for the photocatalysis. Photocatalysis with CT3% was efficient in toxicity removal, but stability tests indicated a decline in performance over multiple cycles. These findings suggest the potential of Ag-doped CaTiO3 as efficient photocatalysts for dye degradation.-
Descrição: dc.descriptionUniversidade Estadual Paulista (UNESP), SP-
Descrição: dc.descriptionUniversidade Estadual Paulista (UNESP), SP-
Idioma: dc.languageen-
Relação: dc.relationMaterials Research-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectDye-
Palavras-chave: dc.subjectHydrothermal microwave-assisted method-
Palavras-chave: dc.subjectPhotocatalysis-
Palavras-chave: dc.subjectRhodamine B-
Palavras-chave: dc.subjectSilver-doped calcium titanate-
Título: dc.titleCaTiO3: Influence of Ag Doping on Photocatalytic Activity for Application in Rhodamine B dye Removal-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

Não existem arquivos associados a este item.