A century ago, more automobiles were powered by electricity than by gasoline. [View all]
But the need for longer travel ranges, the availability of a more affordable fuel source and a reliable power infrastructure soon turned internal combustion engines into the predominant means of motor transportation.
Now drivers are considering a move away from gasoline and back to electricity as an ideal source for automotive power, but big challenges remain. IBM and partners are working on solving one of the biggest barriers to widespread electric vehicle adoption: limited battery range.
An antidote to 'range anxiety'
Most people consider switching to electric vehicles to save money on gas and contribute to a healthier environment. But “range anxiety,” the fear of being stranded with no power, was cited by 64 percent of consumers as a main detractor to buying an electric vehicle.
http://www.ibm.com/smarterplanet/us/en/smart_grid/article/battery500.html
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