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GaN micro-rod LEDs fabricated on graphene films.
GaN micro-rod LEDs fabricated on graphene films. (a) An FE-SEM image of coaxial GaN micro-rod LEDs on graphene. Scanning TEM images of (b) the top and (c) the sidewall of the MQW layers on the micro-rod LED. (d) A schematic illustration of the fabrication process for vertical structure micro-rod LEDS.
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