Darren Sun Holding Nano Sun Membranes (IMAGE) Nanyang Technological University Caption NTU Assoc Prof Darren Sun (left) is holding the new Nano Sun membranes, with Managing Director and NTU business professor Wong Ann Chai (right). Credit Nanyang Technological University 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.