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Supercapacitors are slowly emerging as novel tech for electric vehicles

A couple years ago Tesla CEO Elon Musk said in an offhand remark that he thought capacitors — rather than batteries — might be the energy storage tech to deliver an important breakthrough for electric transportation.

According to an article in the Economist this weekend, super and ultracapacitors are already starting to be used in a variety of novel ways in electric vehicles, including in racecars and also in some buses, trams and trains. Ultracapacitors are often used to aid batteries in hybrid and electric cars, something we’ve covered over the years. Read full story