Copper-substituted perovskite compositions for solid oxide fuel cell cathodes and oxygen reduction electrodes in other electrochemical devices

Rieke, Peter C; Coffey, Gregory W; Pederson, Larry R; Marina, Olga A; Hardy, John S; Singh, Prabhaker; Thomsen, Edwin C

Title: Copper-substituted perovskite compositions for solid oxide fuel cell cathodes and oxygen reduction electrodes in other electrochemical devices

Patent · Tue Jul 20 00:00:00 EDT 2010

OSTI ID:993075

Rieke, Peter C ^[1]; Coffey, Gregory W ^[2]; Pederson, Larry R ^[3]; Marina, Olga A ^[2]; Hardy, John S ^[2]; Singh, Prabhaker ^[2]; Thomsen, Edwin C ^[2]

Pasco, WA
Richland, WA
Kennewick, WA

The present invention provides novel compositions that find advantageous use in making electrodes for electrochemical cells. Also provided are electrochemical devices that include active oxygen reduction electrodes, such as solid oxide fuel cells, sensors, pumps and the like. The compositions comprises a copper-substituted ferrite perovskite material. The invention also provides novel methods for making and using the electrode compositions and solid oxide fuel cells and solid oxide fuel cell assemblies having cathodes comprising the compositions.

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Research Organization:: Pacific Northwest National Laboratory (PNNL), Richland, WA (United States)

Sponsoring Organization:: USDOE

DOE Contract Number:: AC06-76RL01830

Assignee:: Battelle Memorial Institute (Richland, WA)

Patent Number(s):: 7,758,992

Application Number:: 10/714,180

OSTI ID:: 993075

Country of Publication:: United States

Language:: English

References (15)

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