Peter Andrekson (IMAGE) Chalmers University of Technology Caption Peter Andrekson, Professor of Photonics, Photonics Laboratory, Department of Microtechnology and Nanoscience -- MC2, Chalmers University of Technology, Sweden. Credit Jan-Olof Yxell 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.