Only 'limited by your imagination': Gallium Nitride breakthrough could make LED displays more affordable and convert your smartphone screen into an antenna
The team utilized the metal-polar (Ga-polar) side to create light-emitting diodes (LEDs ... where the HEMT on one side powers ...
Hackaday7y
FM Snake Feeds Off Radio Waves
[Eric]’s rig consists of a pair of 1N6263 Schottky diodes, flip-flopped with one set of ends soldered to the antenna and the other ends soldered to the leads of the LED with about a foot of wire ...