Abstract
We wish to draw attention to the fact that the conductivity prefactor of arguably the most important fast ion conductor, β″-alumina, is anomalously large at low temperatures and we show here that this is caused by an unexpectedly high ion hopping rate. In addition, similar results are found in the Na/Ag β-alumina system and these may be of significance in contributing to the understanding of the mixed alkali effect in general.
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Almond, D., West, A. Anomalous conductivity prefactors in fast ion conductors. Nature 306, 456–457 (1983). https://doi.org/10.1038/306456a0
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DOI: https://doi.org/10.1038/306456a0
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