Diagram (IMAGE) Technische Universität Dresden Caption The diagram depicts a typical 2D photoluminescence map that resembles the shape of a horse's neck and mane. Credit I. Scheblykin / Y. Vaynzof. 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.