An RGB LED. By mixing the red, green, and blue colors, this LED can emit white light The first white LEDs weren’t explicitly white LEDs. Instead, red, green, and blue LEDs were packed into a ...

1 shows a white-light LED in action). It is possible to generate light in semiconductor materials (such as GaN or AlInGaP) by injecting electrons into the conduction band of the material and ...

Home Depot has announced a new line of white LED light bulbs under its EcoSmart brand. EcoSmart Universal Select Light Bulbs ...