Although lithium-ion batteries perform far better than alkalines, they're also relatively costly, the lithium salts used in them aren't widely available, and they sometimes catch fire. That's why some scientists are suggesting sodium-ion batteries as an alternative. To that end, Williams Advanced Engineering recently demonstrated that they could be used to power an electric bike.
.. Continue Reading Williams demonstrates sodium-ion-powered proof-of-concept e-bikeSection: Science
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from Gizmag Emerging Technology Magazine http://ift.tt/1PoFdSQ
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