Indian Origin Eesha Khare, 18 invents a device that can charge a phone in 20 seconds.
Eesha Khare, 18, of Saratoga, California received the Intel Foundation Young Scientist Award of $50,000 for developing a fast-charging supercapacitor that fits inside a cell phone, charge the battery in under a minute, and hold it for long. Khare says the device will also result in batteries that can last for 10,000 charge-recharge cycles, compared with 1,000 cycles for conventional rechargeable batteries.
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