LED That Emits a Warm White Light (IMAGE) University of Georgia Caption The University of Georgia’s Zhengwei Pan, center, an associate professor of physics and engineering, holds a prototype of what is thought to be the world’s first single-phosphor, single-emitting-center-converted LED that emits a warm white light while the UGA College of Engineering’s Feng Liu, left, and Xufan Li look on. Credit John Paul Gallagher/UGA 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.