Researchers (IMAGE) Nanyang Technological University Caption (From left) NTU Research Fellow Dr Sushant Shendre, Asst Prof Steve Dang, Prof Hilmi Volkan Demir and Phd student Junhong Yu, holding up colloidal quantum dots which can produce laser light when powered. Credit NTU Singapore Usage Restrictions For this story only 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.