In 1993, Professor Shuji Nakamura invented the long sought after blue LED light. This led to the white LED which are used to light up our streets, homes, and screens. Show more In 1993, a literal ...
There is much interest in LED-based lighting due to the availability of high-power, high-efficiency white—and other-color—LEDs (Reference 1). Because an LED is a current-controlled device, typical ...
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