CaMoO4 mesocrystals with sonocatalytic activity for Rhodamine b removal

Registro completo de metadados
MetadadosDescriçãoIdioma
Autor(es): dc.contributorFederal University of Pelotas-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorUniversidade de São Paulo (USP)-
Autor(es): dc.creatorFernandes, Daiane-
Autor(es): dc.creatorStigger, Ananda R.N.-
Autor(es): dc.creatorMoreira, Mario L.-
Autor(es): dc.creatorFerrer, Mateus M.-
Autor(es): dc.creatorRaubach, Cristiane W.-
Autor(es): dc.creatorJardim, Pedro L.G.-
Autor(es): dc.creatorGraeff, Carlos Frederico de O.-
Autor(es): dc.creatorMastelaro, Valmor R.-
Autor(es): dc.creatorCava, Sergio da S.-
Data de aceite: dc.date.accessioned2025-08-21T17:02:13Z-
Data de disponibilização: dc.date.available2025-08-21T17:02:13Z-
Data de envio: dc.date.issued2025-04-29-
Data de envio: dc.date.issued2024-11-30-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1016/j.inoche.2024.113221-
Fonte completa do material: dc.identifierhttps://hdl.handle.net/11449/309887-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/309887-
Descrição: dc.descriptionIn this paper, Calcium molybdate (CaMoO4) mesocrystals were prepared by the microwave-assisted hydrothermal method, and their sonocatalytic activity was explored by observing the removal of the dye Rhodamine B (RhB). X-ray diffraction confirmed the tetragonal scheelite-type structure, and micrographs revealed mesocrystals formed by nanograins with an average diameter of ∼ 100 nm. The band gap energy was estimated at ∼ 4.31 eV with the presence of an intermediate energy level of ∼ 3.98 eV. Photoluminescence spectra indicated broadband emission with green and orange contributions. It was demonstrated that the addition of the sonocatalyst induced ∼ 60 % dye removal in 120 min, under ultrasonic waves (40 kHz, 120 W). The sonocatalytic reaction was primarily driven by hydroxyl radicals as the main active species. In addition, the CaMoO4 mesocrystals exhibited excellent reusability, proving to be a potential sonocatalyst for water purification applications.-
Descrição: dc.descriptionPost-Graduate Program in Materials Science and Engineering Federal University of Pelotas, RS-
Descrição: dc.descriptionPost-Graduate Program in Physics Federal University of Pelotas, 96160-000, Capão do Leão, RS-
Descrição: dc.descriptionPost-Graduate Program in Materials Science and Technology São Paulo State University, SP-
Descrição: dc.descriptionDepartment of Physics São Paulo State University, SP-
Descrição: dc.descriptionPhysics Institute São Paulo University, SP-
Descrição: dc.descriptionPost-Graduate Program in Materials Science and Technology São Paulo State University, SP-
Descrição: dc.descriptionDepartment of Physics São Paulo State University, SP-
Idioma: dc.languageen-
Relação: dc.relationInorganic Chemistry Communications-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectCalcium molybdate-
Palavras-chave: dc.subjectrhodamine B-
Palavras-chave: dc.subjectSonocatalysis-
Título: dc.titleCaMoO4 mesocrystals with sonocatalytic activity for Rhodamine b removal-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

Não existem arquivos associados a este item.