Published 2010
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Effect of rare earth addition on ionic conductivity on ZrO2:3 mol % Y2O3 based ceramics
Creators
- 1. Universidade de Brasilia (UnB), DF (Brazil). Programa de Pos-Graduacao em Sistemas Mecatronicos
- 2. Universidade Federal de Sao Carlos (UFSCar), SP (Brazil). Lab. de Materiais Vitreos
Description
Zirconia based solid electrolytes were sintered with 5.39, 10.54, 15.45 wt % of REO as sintering aids. Characterization was made by X-Ray diffractometry, infrared spectroscopy, laser particle size and transmission electron microscopy. Samples were prepared by uniaxial cold press and sintered at 1400 deg C, followed by electric properties determination via impedance spectroscopy. Complimentary characterization was made by X-Ray diffractometry, density by the Archimedes method and scanning electron microscopy. The ionic conductivity is affected by the amount of REO additive and this effect is correlated to the existing tetragonal and cubic phases for each composition. (author)
Files
42044005.pdf
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Additional details
Additional titles
- Original title (Portuguese)
- Efeito da adicao de oxidos de terras raras na condutividade ionica de ceramicas a base de ZrO
Publishing Information
- Imprint Pagination
- 12 p.
- Report number
- INIS-BR--8942
Conference
- Title
- Brazilian congress on engineering and materials science
- Original Conference Title
- 19. CBECIMAT: Congresso brasileiro de engenharia e ciencia dos materiais
- Acronym
- 19. CBECIMAT
- Dates
- 21-25 Nov 2010
- Place
- Campos do Jordao, SP (Brazil)
INIS
- Country of Publication
- Brazil
- Country of Input or Organization
- Brazil
- INIS RN
- 42044005
- Subject category
- S75: CONDENSED MATTER PHYSICS, SUPERCONDUCTIVITY AND SUPERFLUIDITY;
- Resource subtype / Literary indicator
- Conference
- Descriptors DEI
- CRYSTALLOGRAPHY; DIFFUSE SCATTERING; DISPERSIONS; FOURIER TRANSFORMATION; INFRARED RADIATION; INFRARED SPECTRA; PARTICLE SIZE; PARTICLES; STRUCTURAL CHEMICAL ANALYSIS; THERMAL RADIATION; TRANSMISSION ELECTRON MICROSCOPY; X RADIATION; X-RAY DIFFRACTION
- Descriptors DEC
- COHERENT SCATTERING; DIFFRACTION; ELECTROMAGNETIC RADIATION; ELECTRON MICROSCOPY; INTEGRAL TRANSFORMATIONS; IONIZING RADIATIONS; MICROSCOPY; RADIATIONS; SCATTERING; SIZE; SPECTRA; TRANSFORMATIONS
Optional Information
- Notes
- Code: 102-008.pdf