Personal Nuclear Power: New Battery Lasts 12 Years

A new type of battery based on the radioactive decay of nuclear material is 10 times more powerful than similar prototypes and should last a decade or more without a charge, scientists announced this week.

The longevity would make the battery ideal for use in pacemakers or other surgically implanted devices, developers say, or it might power spacecraft or deep-sea probes.

You might also find these nuclear batteries running sensors and other small devices in your home in a few years. Such devices “don’t consume much power,” said University of Rochester electrical engineer Philippe Fauchet, “and yet having to replace the battery every so often is a real pain in the neck.”

Fauchet told LiveScience the batteries could last a dozen years… Read full story

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