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Synthesis of nanostructured sphere-like copper oxide by microwave spray pyrolysis

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Autor(es):
Cancellieri, Igor C. ; Perdomo, Claudia P. F. ; Muche, Dereck N. F. ; Cordeiro, Marco A. L. ; Gunnewiek, Rodolfo F. K.
Número total de Autores: 5
Tipo de documento: Artigo Científico
Fonte: Materials Letters; v. 350, p. 5-pg., 2023-11-01.
Resumo

CuO/Cu2O microspheres were synthesized via rapid microwave-assisted spray pyrolysis within only 20 min, requiring no additional treatment. The microspheres, with an average size of 577 & PLUSMN; 192 nm, consist of nano structured primary particles (crystallites) measuring 17.9 & PLUSMN; 2.8 nm. X-ray diffraction analysis confirmed the presence of well-crystallized phases, revealing significant lattice distortion in Cu2O. The material exhibited a bandgap of 1.28 eV, rendering it suitable for application in photoelectrochemistry and photocatalysis. (AU)

Processo FAPESP: 17/13769-1 - Materiais multiferróicos e ferroelétricos para conversores de energia: síntese, propriedades, fenomenologia e aplicações
Beneficiário:José Antonio Eiras
Modalidade de apoio: Auxílio à Pesquisa - Temático