2-Dimensional Ultrafast UV Spectroscopy (IMAGE) Ecole Polytechnique Fédérale de Lausanne Caption This the 2-dimensional Ultrafast UV spectroscopy set-up at EPFL's Laboratory of Ultrafast Spectroscopy, used to carry out the measurements in this study. Credit Alain Herzog/EPFL Usage Restrictions Free for journalistic, educational and/or cultural use. Please mention copyright/credit. 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.