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CNNMoney.com - Economy News
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4 new ways to solve the energy challenge
Posted: January 4th, 2012, 1:46pm MST
The holy grail in the electric-car world is beating range anxiety: the fear you'll run out of juice in the middle of nowhere. Today's electrics, like the Nissan Leaf, have a range of about 100 miles, but scientists at IBM (IBM) are in hot pursuit of a better technology. In the 1990s researchers hypothesized that they could create energy by combining lithium with oxygen, making what is now referred to as a lithium-air battery. (See diagram below.) Today IBM and some 50 other labs globally are working on versions that would let an electric car go 500 miles a charge -- a potential game changer for models like BMW's i3 concept vehicle.