Microstructure and electrical conductivity of 20 mol% gadolinia-doped ceria solid electrolyte with SrO, TiO2 and SrTiO3 additions Abstract: The effects of SrO, TiO2 and SrTiO3 additions to gadolinia-doped ceria solid electrolyte were systematically investigated. Ceria-20 mol% […]
Analysis of the sintering process in gadolinia-doped ceria by thermodilatometry and correlation with microstructure evolution Abstract: The non-isothermal sintering process of cerium dioxide containing gadolinium sesquioxide powders within a wide range of specific surface area was […]
Author(s): Dias, Hercules Bezerra; Basso Bernardi, Maria Ines; dos Santos Ramos, Matheus Aparecido; et al. Keywords: composite resins; oxides; products with antimicrobial action; Streptococcus mutans Abstract: The aim of this study was to evaluate the antibacterial activity […]
O elemento químico Nióbio, um metal de transição, está localizado na família 5-B da tabela periódica. Seu símbolo químico é Nb e seu número atômico é 41. Devido ao seu alto ponto de fusão é […]
Writers: D.B. Istuque and L. Reig and J.C.B. Moraes and J.L. Akasaki and M.V. Borrachero and L. Soriano and J. Payá and J.A. Malmonge and M.M. Tashima Keywords: Alkali-activated binder; Microstructure; Residue; X-ray techniques Abstract: In recent years, […]
Writers: L.H. Oliveira and A.P. de Moura and F.A. La Porta and I.C. Nogueira and E.C. Aguiar and T. Sequinel and I.L.V. Rosa and E. Longo and J.A. Varela Keywords: Ceramics; Optical materials; Chemical synthesis; Microstructure; Defects […]
Writers: Mario Cilense, Miguel A. Ramirez, Cesar R. Foschini, Daniela R. Leite, Alexandre Z. Simões, Welson Bassi, Elson Longo, José A. Varela Keywords: microstructure; Varistors Abstract: The effect of seed addition on the microstructure and non-ohmic properties of the […]
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