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Why Your Batteries Die

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No matter how strong the rechargeable battery in your portable device is, it will eventually die. Why must they die? You'd die too if someone regularly twisted your innards up in knots. What we're looking at here is the effect an electrical charge has on a tin oxide nanowire. A joint team of U.S> and Chinese researches crafted a 200 nanometer-wide battery using a lithium-cobalt anode and a tin oxide nanowire cathode in order to view for the first time what happens to the structures inside a battery when electrical current runs through them. more...

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