Artigo

Relationship between ferroelectric properties and local structure of Pb1−xBaxZr0.40Ti0.60O3 ceramic materials studied by X-ray absorption and Raman spectroscopies

30 de agosto de 2016 CDMF 0

Writers: Alexandre Mesquita, Alain Michalowicz, Jacques Moscovici, Paulo Sergio Pizani, Valmor Roberto Mastelaro Keywords: Ferroelectrics; Relaxor, PBZT; PZT, EXAFS; Raman Abstract: This paper reports on the structural characterization of Pb1−xBaxZr0.40Ti0.60O3 (PBZT) ferroelectric ceramic compositions prepared by […]

Inovação

CDMF e MIT desenvolvem sensor de gás poluente

27 de julho de 2016 CDMF 0

Uma pesquisa desenvolvida pelo Centro de Desenvolvimento de Materiais funcionais (CDMF), em parceria com o Instituto de Tecnologia de Massachusetts (MIT), nos EUA, desenvolveu um sensor que detecta parte por milhão (ppm) de dióxido de […]

Artigo

Microstructure effects on BaTiO3/BaTi0.8Zr0.2O3 composites properties

12 de fevereiro de 2016 CDMF 0

Writers: AMARAL, Thiago Martins; ANTONELLI, Eduardo; OCHOA, Diego Alejandro; GARCÍA, José Eduardo; HERNANDES, Antônio Carlos Keywords: A. Sintering; Barium titanate; Layered ceramics; Dielectric; Ferroelectric and piezoelectric properties Abstract: The dielectric, pyroelectric and ferroelectric properties of bilayered BaTiO3/BaTi0.8Zr0.2O3 ceramics […]

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