Complete structural model for lanthanum tungstate: a chemically stable high temperature proton conductor by means of intrinsic defects

Anna Magrasó, Jonathan M. Polfus, Carlos Frontera, Jesús Canales‐Vázquez, Liv‐Elisif Kalland, Charles H. Hervoches, Skjalg Erdal, Ragnhild Hancke, M. Saïful Islam, Truls Norby,

Journal of Materials Chemistry · 2011 · 105 citations · 10 references

Concepts

Abstract

This is the first paper reporting that lanthanum tungstate, earlier believed to be La6WO12, is in fact La28−xW4+xO54+δ , where tungsten dissolves in lanthanum sites to form a stable solid-state electrolyte, exhibiting proton conduction by hydration at intermediate temperatures.

References

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