minty3 (2942557) writes "LEDs are commonly found in TV screens, computer monitors and light bulbs. While the light sources are known to be small, scientists have recently built the thinnest possible LEDS using tungsten diselenide. The nano-sized LEDs are arguably stronger and more energy efficient than their thicker counterparts." Link to Original Source
In seeking the unattainable, simplicity only gets in the way.
-- Epigrams in Programming, ACM SIGPLAN Sept. 1982