LEDs (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption Spontaneous light emissions from LEDs can be substantially enhanced when coupled to the right optical antenna, making them comparable to the stimulated emissions from lasers. Credit (Image from Wikipedia) Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.