The electrochemical properties of full batteries under an ultralow temperature (IMAGE)

Science China Press

The electrochemical properties of full batteries under an ultralow temperature

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(a) The visual images of electrolyte at - 70 ℃ and -80 ℃, (b) GCD curves of MnO2@CF-KOH//s-HATBAQ-50% rGO battery at different current densities, (c) Optical image of an LED screen powered by the Swagelok-type MnO2@CF-KOH//s-HATBAQ-50% rGO battery at -80 °C, (d) Long-term cycling stability of MnO2@CF-KOH//s-HATBAQ-50% rGO battery at - 80 ℃ and (e) Comparison of the cycling stability of the MnO2@CF-KOH//s-HATBAQ-50% rGO battery with the most previously reported low-temperature aqueous batteries.

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