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US 2012/0270139 A1Published application
Cathode material for a fuel cell, cathode including the cathode material, and a solid oxide fuel cell including the cathode material
AssigneeSamsung Electronics Co., Ltd.
InventorsHee-jung PARK, Chan KWAK
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Abstract
A cathode material for a fuel cell, the cathode material including a first metal oxide having a perovskite crystal structure, and a second metal oxide including cerium and at least two lanthanide elements, the lanthanide elements having an average ionic radius of about 0.90 to about 1.02 Å.
Claims30
A cathode material for a fuel cell, the cathode material comprising:
- a first metal oxide having a perovskite crystal structure;
- and
- a second metal oxide comprising cerium and at least two lanthanide elements, the lanthanide elements having an average ionic radius of about 0.90 to about 1.02 Å.
A method of manufacturing a cathode material, the method comprising:
- contacting a first metal oxide having a perovskite crystal structure, a second metal oxide comprising cerium and at least two lanthanide elements, and a solvent to form a slurry;
- and
- heating the slurry to form the cathode material.
Dependencies are inferred from the claim text.