New ultra-capacitor tech could drastically boost battery EV range

A fast-acting carbon ‘ultra-capacitor’ that could take 30% off the weight of a lithium ion EV battery pack is under development in France. The ultra-capacitor, which is built using carbon and graphene nano-technology, is claimed to store and discharge electrical energy much more quickly than a lithium ion cell. “Our advantage is the speed of charge […]

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Major automakers urge Trump not to freeze fuel economy targets

WASHINGTON — Major automakers are telling the Trump administration they want to reach an agreement with California to avoid a legal battle over fuel efficiency standards, and they support continued increases in mileage standards through 2025. “We support standards that increase year over year that also are consistent with marketplace realities,” Mitch Bainwol, chief executive […]

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