GaN:Eu LED (IMAGE)
Caption
The top row is a GaN:Eu LED, which can be tuned from red-yellow due to red and green light mixing from different Eu states. The middle and bottom rows are of a GaN:Eu LED with additionally added Si/Mg, which adds blue emission. Each picture is under a different current injection/filtering condition.
Credit
West Chester University
Usage Restrictions
None
License
Licensed content