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Thursday, April 14, 2011

cell phone batteries



Small is big: a cellphone chip that allows monthly battery charge - Christian Science Monitor
Christian Science MonitorSmall is big: a cellphone chip that allows monthly battery chargeChristian Science MonitorWhen small is big: Tinier chips demand less energy and could produce a cellphone that needs a battery charge only once a month. A Massachusetts Institute of Tehcnology student tweezes a silicon water that, under high heat, will grow carbon nanotubes. ...and more��

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