Techno-News Blog

November 23, 2012

How Friction May Someday Charge Your Cell Phone

Filed under: Uncategorized — admin @ 12:14 am

By Katherine Bourzac, Technology Review

A nanogenerator made from inexpensive materials harvests mechanical energy and produces enough power to charge personal electronics. Extending the battery life of portable gadgets would let users go longer between charges. The phenomenon that causes a painful shock when you touch metal after dragging your shoes on the carpet could someday be harnessed to charge personal electronics. Researchers at Georgia Tech have created a device that takes advantage of static electricity to convert movement—like a phone bouncing around in your pocket—into enough power to charge a cell phone battery. It is the first demonstration that these kinds of materials have enough oomph to power personal electronics.

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