article·1991-01-01

Oxide ion conductors, mixed conductors and their solid oxide fuel cell applications

A. R. West

Abstract

espanolOxide ion conductors and mixed oxide ion/electronic conductors find application as solid electrolyte and electrode materials, respectively, in solid oxide fuel cells (SOFCs) and oxygen sensors. The materials requirements for these applications are reviewed, with particular reference to transport number considerations. Some factors that influence the magnitude of the oxide ion conductivity of a material are discussed; the characteristics of two materials, Cai2Ali4033 and Ba6Ta20ii, are summarised. Recent developments in SOFCs are outlined EnglishOxidos conductores mediante iones oxigeno y/O conductores mixtos (iones oxigeno + electrones) son utilizados como electrolitos solidos y/o electrodos respectivamente en pilas de combustible de oxidos solidos (SOFCs) y como sensores de oxigeno. Los requerimientos exigidos a estos materiales para ser utilizables son revisados haciendo especial enfasis en lo que se refiere al numero de transporte. Tambien se discuten algunos factores que influencian la magnitud de la conductividad ionica de los oxidos, y se hace un resumen de las caracteristicas de dos materiales Cai2Ali4033 y Ba5Ta20n» Finalmente se hace mencion de los avances mas recientes en pilas de combustible del tipo SOFCs
Source: openalex_inverted_index · Quality: baseline

Research context

OpenAlex topics: Advancements in Solid Oxide Fuel Cells · Fuel Cells and Related Materials · Gas Sensing Nanomaterials and Sensors

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References

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