The light emission state of the new material, "FOLP:Eu2+." It is not emitting light in the left image and emitting light in the right image. (source: Koito Manufacturing)
The light emission state of the new material, "FOLP:Eu2+." It is not emitting light in the left image and emitting light in the right image. (source: Koito Manufacturing)

New Red Phosphor for White LED Does Not Cause Color Drift