OSU team demonstrates concept of potassium-air battery as alternative to lithium-air systems
Green Car Congress
FEBRUARY 18, 2013
Potassium, an alkali metal similar to lithium (and sodium) can be used in a rechargeable battery. In a 2004 paper published in the Journal of Power Sources , Ali Eftekhari noted that “ the potential of the potassium anode and lithium anode are approximately the same with only a 0.12V difference. For comparison, they built a Li?O
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