Dr. Nelson Tansu, Lehigh University (IMAGE) Lehigh University Caption Dr. Tansu is Lehigh University's Daniel E. '39 and Patricia M. Smith Endowed Chair Professor in Photonics and Nanoelectronics, and Director of the University's Center for Photonics and Nanoelectronics. Credit Lehigh University 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.