Electrode electrolyte interlayers containing cerium oxide for electrochemical fuel cells

Patent · 01 January 2000

OSTI ID:873342

Borglum, Brian P ^[1]; Bessette, Norman F ^[2]

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1. Edgewood, PA
2. N. Huntingdon, PA

An electrochemical cell is made having a porous fuel electrode (16) and a porous air electrode (13), with solid oxide electrolyte (15) therebetween, where the air electrode surface opposing the electrolyte has a separate, attached, dense, continuous layer (14) of a material containing cerium oxide, and where electrolyte (16) contacts the continuous oxide layer (14), without contacting the air electrode (13).

• Research Organization: WESTINGHOUSE ELECTRIC CORP
• DOE Contract Number: FC26-97FT34139
• Assignee: Siemens Westinghouse Power Corporation (Orlando, FL)
• Patent Number(s): US 6139985
• OSTI ID: 873342
• Country of Publication: United States
• Language: English

Related Subjects

/429/
13
14
15
16
air
air electrode
attached
cell
cells
cerium
cerium oxide
chemical fuel
contacting
contacts
containing
containing cerium
continuous
continuous layer
dense
electrochemical
electrochemical cell
electrochemical fuel
electrode
electrode surface
electrolyte
fuel
fuel cell
fuel cells
fuel electrode
interlayers
layer
material
material containing
opposing
oxide
oxide electrolyte
oxide layer
porous
porous air
porous fuel
separate
solid
solid oxide
surface
therebetween