Jiming Bao (IMAGE) University of Houston Caption Jiming Bao, associate professor of electrical and computer engineering at the University of Houston, led an international group of researchers investigating how a two-dimensional perovskite composed of cesium, lead and bromine was able to emit a strong green light. Credit University of Houston 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.