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Title: Cerium-modified doped strontium titanate compositions for solid oxide fuel cell anodes and electrodes for other electrochemical devices

Abstract

The present invention provides novel compositions that find advantageous use in making electrodes for electrochemical cells and electrochemical devices such as solid oxide fuel cells, electrolyzers, sensors, pumps and the like, the compositions comprising cerium-modified doped strontium titanate. The invention also provides novel methods for making and using anode material compositions and solid oxide fuel cells and solid oxide fuel cell assemblies having anodes comprising the compositions.

Inventors:
 [1];  [1]
  1. Richland, WA
Issue Date:
Research Org.:
Pacific Northwest National Laboratory (PNNL), Richland, WA (United States)
Sponsoring Org.:
USDOE
OSTI Identifier:
1014535
Patent Number(s):
7670711
Application Number:
US Patent Application 10/427,866
Assignee:
Battelle Memorial Institute (Richland, WA)
Patent Classifications (CPCs):
H - ELECTRICITY H01 - BASIC ELECTRIC ELEMENTS H01M - PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
Y - NEW / CROSS SECTIONAL TECHNOLOGIES Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE Y02E - REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
DOE Contract Number:  
AC06-76RL01830
Resource Type:
Patent
Country of Publication:
United States
Language:
English

Citation Formats

Marina, Olga A, and Stevenson, Jeffry W. Cerium-modified doped strontium titanate compositions for solid oxide fuel cell anodes and electrodes for other electrochemical devices. United States: N. p., 2010. Web.
Marina, Olga A, & Stevenson, Jeffry W. Cerium-modified doped strontium titanate compositions for solid oxide fuel cell anodes and electrodes for other electrochemical devices. United States.
Marina, Olga A, and Stevenson, Jeffry W. Tue . "Cerium-modified doped strontium titanate compositions for solid oxide fuel cell anodes and electrodes for other electrochemical devices". United States. https://www.osti.gov/servlets/purl/1014535.
@article{osti_1014535,
title = {Cerium-modified doped strontium titanate compositions for solid oxide fuel cell anodes and electrodes for other electrochemical devices},
author = {Marina, Olga A and Stevenson, Jeffry W},
abstractNote = {The present invention provides novel compositions that find advantageous use in making electrodes for electrochemical cells and electrochemical devices such as solid oxide fuel cells, electrolyzers, sensors, pumps and the like, the compositions comprising cerium-modified doped strontium titanate. The invention also provides novel methods for making and using anode material compositions and solid oxide fuel cells and solid oxide fuel cell assemblies having anodes comprising the compositions.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {2010},
month = {3}
}

Works referenced in this record:

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journal, January 1997


Self-compensation in lanthanum-doped strontium titanate
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AC van der Pauw Measurements of the Electical Conductivity of Iron-doped Calcium Titanate
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Evaluation of Novel Oxide Anodes for Methane Conversion in SOFC Systems
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Nonstoichiometry in SrTiO[sub 3]
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Oxidation-reduction behaviour of La-doped SrTiO3
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Low voltage varistors based on SrTiO3 ceramics
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Synthesis, structure, and properties of lanthanum strontium titanate (La1-xSrxTiO3) (0 .ltoreq. x .ltoreq. 1)
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Electrical Conduction in p -Type Titanium Sesquioxide
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High temperature oxygen sensors based on doped SrTiO3
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EXAFS analyses of CaTiO3 doped with Ce, Nd and U
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Electrical conductivity in strontium titanate
journal, October 1981


Electron Mobility in Semiconducting Strontium Titanate
journal, March 1967


Characterization of New Ceramic Anode Materials for Direct Methane Oxidation in SOFC
journal, January 1999


Electrical Conductivity in Lanthanum-Doped Strontium Titanate
journal, January 1982


Electrochemical Properties of Oxide Anode Materials for SOFC
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Electronic Transport in Strontium Titanate
journal, April 1964