Badder Than Batteries: Make A Supercapacitor

Supercapacitors are among the coolest of so-called passive electronic components. Because they are ultra-high-capacity capacitors, they can function as batteries capable of being very rapidly charged and briefly powering many electronic circuits and even small motors with bursts of power. And they’ll endure many more charge-discharge cycles than conventional rechargeable batteries. They’re great as backup power […]

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