Blue LED inventor sees laser lights shining imagery, data

If you love the lasers of science fiction, rejoice because the future will be full of them, according to Nobel laureate Shuji Nakamura, co-inventor of the blue light-emitting diode (LED).The power and sparkle of laser diodes, already used in some car headlights, will eventually replace LEDs and become the dominant form of lighting, also increasing the availability and power of wireless communications networks based on light, he predicted.“There is a limitation to LEDs,” Nakamura, a materi