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Nanotech strikes again! University of Arizona creates new capacitor technology

Readers who are familiar with hybrid and electric vehicle drivetrains will already know what a capacitor is, but here is a brief explanation. A battery is a chemical means of storing electricity, while a capacitor is a mechanical means of storing electricity. Both can be recharged, and both can be discharged. One reason to choose a capacitor over a battery is that the mechanical capacitor can generally charge and discharge its electrical energy much more quickly than the chemical battery can. Alternatively, one reason to choose a chemical ... Read more →

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