OSU team demonstrates concept of potassium-air battery as alternative to lithium-air systems
Green Car Congress
FEBRUARY 18, 2013
V), which renders the system with a low round-trip energy efficiency around 60%. V), which contributes to the low rechargeability. Potassium, an alkali metal similar to lithium (and sodium) can be used in a rechargeable battery. Ali Eftekhari (2004) Potassium secondary cell based on Prussian blue cathode.
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