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Issues and Investigations

Scientists Can Use ‘Energy That Already Surrounds Us’ To Charge Technology

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Scientists have discovered a way to power wearable devices using radio waves sent from microwaves, Wi-Fi connections, and other machines. The researchers, led by Huanyu “Larry” Cheng, a professor in the Penn State Department of Engineering Science and Mechanics, developed a stretchable wideband antenna system made up of two metal antennas integrated onto conductive graphene with a metal ...

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