3 winners of DOE’s “America’s Next Top Energy Innovator” Challenge: hydrogen-assisted lean-burn engines, graphene for Li-air and -sulfur batteries, and titanium process
Green Car Congress
FEBRUARY 11, 2012
One negative side effect of a lean burn engine, whether powered by gasoline or diesel fuel, is an increase in the amount of emissions released to the environment. When combined with other advanced battery materials, it could effectively lower battery life cycle cost by up to 70%.
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