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Thin tubular self-supporting electrode for solid oxide electrolyte electrochemical cells

Patent ·
OSTI ID:7274792
;
A self-supporting, gas-permeable air electrode tube is made having a sintered structure of calcium-doped LaMnO[sub 3], a density of from 60% to 85% of theoretical density, and a Coefficient of Thermal Expansion of from 10.2 [times] 10[sup [minus]6]/C to 10.8 [times] 10[sup [minus]6]/C, where one end is open and the other end is sealed with a plug. 2 figs.
Research Organization:
Westinghouse Electric Corp
DOE Contract Number:
AC02-80ET17089
Assignee:
Westinghouse Electric Corp., Pittsburgh, PA (United States)
Patent Number(s):
US 5108850; A
Application Number:
PPN: US 7-561548
OSTI ID:
7274792
Country of Publication:
United States
Language:
English

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Related Subjects

30 DIRECT ENERGY CONVERSION
300503* -- Fuel Cells-- Materials
Components
& Auxiliaries
CHALCOGENIDES
DIRECT ENERGY CONVERTERS
ELECTROCHEMICAL CELLS
ELECTRODES
FABRICATION
FUEL CELLS
LANTHANUM COMPOUNDS
LANTHANUM OXIDES
MANGANESE COMPOUNDS
MANGANESE OXIDES
OXIDES
OXYGEN COMPOUNDS
PHYSICAL PROPERTIES
RARE EARTH COMPOUNDS
SOLID ELECTROLYTE FUEL CELLS
TRANSITION ELEMENT COMPOUNDS