A device for power tools may also help regenerative braking.
Stories Tagged "battery"
A superstation for connecting three independent grids could help solar and wind power.
Rechargeable zinc-air batteries can store three times the energy of a lithium-ion battery.
A U.S.-Chinese venture is out to prove the benefits of quick-charge buses.
Recent studies point to the potential of ultracapacitors to augment conventional batteries.
Electrodes made of carbon-silicon nanowires could boost the life and performance of lithium-ion batteries.
The DOE funds a company that recycles plug-in vehicle batteries.
A Chinese-built electric sedan could be the first on sale in the United States, but it will quickly face competition.
The company will bring vehicles to market in 2012.
The electric propulsion system for GM's new plug-in hybrid gives a silent yet powerful ride.