Surface characteristics of sodium beta-alumina electrolyte compositions
Technical Report
·
OSTI ID:5986287
Surfaces of sodium beta/beta''-alumina ceramics were characterized via techniques such as scanning electron microscopy, SIMS, and ESCA to determine the nature of resistive surface film leading to the phenomenon of asymmetric polarization in a sodium-sulfur cell. The results indicated that the resistive surface film is soda-rich, submicrometer thick, and removable by a surface treatment. A mechanism consistent with these observations is proposed for the formation of resistive surface film on sodium beta/beta''-alumina during the sintering process.
- Research Organization:
- General Electric Co., Schenectady, NY (USA). Inorganic Materials Lab.
- OSTI ID:
- 5986287
- Report Number(s):
- GE-83CRD299; ON: TI85901177
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
25 ENERGY STORAGE
250903* -- Energy Storage-- Batteries-- Materials
Components
& Auxiliaries
ALKALI METAL COMPOUNDS
ALUMINATES
ALUMINIUM COMPOUNDS
BETA-W LATTICES
CHEMICAL ANALYSIS
COHERENT SCATTERING
CRYSTAL LATTICES
CRYSTAL STRUCTURE
DIFFRACTION
ELECTRIC BATTERIES
ELECTROCHEMICAL CELLS
ELECTROLYTES
ELECTRON MICROSCOPY
ELECTRON SPECTROSCOPY
FILMS
ION MICROPROBE ANALYSIS
MASS SPECTROSCOPY
METAL-NONMETAL BATTERIES
MICROANALYSIS
MICROSCOPY
NONDESTRUCTIVE ANALYSIS
OXYGEN COMPOUNDS
SCANNING ELECTRON MICROSCOPY
SCATTERING
SODIUM COMPOUNDS
SODIUM-SULFUR BATTERIES
SOLID ELECTROLYTES
SPECTROSCOPY
SURFACE PROPERTIES
SURFACES
THIN FILMS
X-RAY DIFFRACTION
250903* -- Energy Storage-- Batteries-- Materials
Components
& Auxiliaries
ALKALI METAL COMPOUNDS
ALUMINATES
ALUMINIUM COMPOUNDS
BETA-W LATTICES
CHEMICAL ANALYSIS
COHERENT SCATTERING
CRYSTAL LATTICES
CRYSTAL STRUCTURE
DIFFRACTION
ELECTRIC BATTERIES
ELECTROCHEMICAL CELLS
ELECTROLYTES
ELECTRON MICROSCOPY
ELECTRON SPECTROSCOPY
FILMS
ION MICROPROBE ANALYSIS
MASS SPECTROSCOPY
METAL-NONMETAL BATTERIES
MICROANALYSIS
MICROSCOPY
NONDESTRUCTIVE ANALYSIS
OXYGEN COMPOUNDS
SCANNING ELECTRON MICROSCOPY
SCATTERING
SODIUM COMPOUNDS
SODIUM-SULFUR BATTERIES
SOLID ELECTROLYTES
SPECTROSCOPY
SURFACE PROPERTIES
SURFACES
THIN FILMS
X-RAY DIFFRACTION