EMF measurements on cells involving. beta. -alumina solid electrolyte
Conference
·
· J. Electrochem. Soc.; (United States)
OSTI ID:7066873
Open-circuit EMF measurements have been made to demonstrate that a two-phase, polycrystalline mixture of ..beta..-alumina and ..cap alpha..-alumina could be used as a solid electrolyte in galvanic cells with reversible electrodes fixing oxygen or aluminum chemical potentials. These measurements indicate that such a two-phase solid electrolyte may be used to monitor oxygen chemical potentials as low as that corresponding to Al, Al/sub 2/O/sub 3/ coexistence (=10/sup -48/ ATM at 1000/sup 0/K). The activity of Na/sub 2/O in ..beta..-alumina in coexistence with ..cap alpha..-alumina was also determined by EMF measurements.
- Research Organization:
- NASA, Cleveland, OH
- OSTI ID:
- 7066873
- Report Number(s):
- CONF-7305140-
- Conference Information:
- Journal Name: J. Electrochem. Soc.; (United States) Journal Volume: 120:3
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
25 ENERGY STORAGE
250903* -- Energy Storage-- Batteries-- Materials
Components
& Auxiliaries
ALUMINIUM COMPOUNDS
ALUMINIUM OXIDES
CHALCOGENIDES
CHEMISTRY
ELECTRIC BATTERIES
ELECTROCHEMICAL CELLS
ELECTROCHEMISTRY
ELECTRODES
ELECTROLYTES
ELECTROMOTIVE FORCE
OXIDES
OXYGEN COMPOUNDS
SOLID ELECTROLYTES
250903* -- Energy Storage-- Batteries-- Materials
Components
& Auxiliaries
ALUMINIUM COMPOUNDS
ALUMINIUM OXIDES
CHALCOGENIDES
CHEMISTRY
ELECTRIC BATTERIES
ELECTROCHEMICAL CELLS
ELECTROCHEMISTRY
ELECTRODES
ELECTROLYTES
ELECTROMOTIVE FORCE
OXIDES
OXYGEN COMPOUNDS
SOLID ELECTROLYTES