Abstract
An analysis of the characteristics of operating devices and prototypes based on fluorine-conducting solid electrolytes allows for estimating the lower fluoride conductivity limits σ293 K that are sufficient for using these electrolytes in electrochemical devices operating at room temperature. The estimated σ293 K values for different electrochemical devices differ strongly: σ293 K > 10−3 S/cm for fluorine ion current sources and fluorine gas detection sensors and σ293 K > 10−5 S/cm for fluorine fluid sensors (ion-selective electrodes). The fluoride materials that are promising as solid electrolytes in fluorine-ion batteries and accumulators, fluorine-selective electrodes, and gas fluorine gas sensors operating at room temperature are listed.
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Original Russian Text © N.I. Sorokin, B.P. Sobolev, 2015, published in Kristallografiya, 2015, Vol. 60, No. 3, pp. 431–434.
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Sorokin, N.I., Sobolev, B.P. Conductivity limit of fluorine-conducting solid electrolytes for electrochemical devices operating at room temperature. Crystallogr. Rep. 60, 384–387 (2015). https://doi.org/10.1134/S1063774515030189
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DOI: https://doi.org/10.1134/S1063774515030189