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Transparent tech harvests energy from radio waves, sunlight for self-powering devices
In this paper, an optically transparent rectifying metasurface system (RMS) is designed and validated for simultaneously ...
Hackaday4y
Tracking Down Radio Frequency Noise Source, With Help From Mother Nature
Amateur radio operators and shortwave listeners have ... Unsurprisingly, it was a cheap laptop power supply. [Emilio] found that the switch-mode brick was spewing RFI over a 200-meter radius ...