Photo From Green OptimisticFrom Live Science:
A dying battery on a cell phone or iPod is usually a simple inconvenience, but it can potentially ruin lives. Research now shows that high-tech devices will be able to power themselves in the future by converting pressure waves into energy. No recharge needed.
The findings, detailed in this fall in the journal Physical Review B, could have potentially profound effects for low-powered electronic devices such as laptops, personal communicators and a host of other computer-related devices used by everyone from the average consumer to law enforcement officers and even soldiers in the battlefield.
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