Assertion: led's light | /r/HasProperty | generated
Facets:
value: directly
type: MANNER
value: by using a single blue led
type: MANNER
Source sentences:
text: White light can be generated either by mixing the outputs of e.g. red, green and blue LEDs, or by using a single blue LED and some phosphor, which converts part of the blue light into light with longer wavelengths.
text: Light with specific colors (e.g. for traffic lights) can be directly generated.
text: When white light is generated by using separate red, green and blue LEDs, the color tone can be adjusted by adjusting the relative operation currents.