LAES process (IMAGE) Graz University of Technology Caption Schematic representation of a LAES process in superfluid helium: The electron collides with the material sample (red star), thereby absorbing energy from the light field and changing its direction. Credit © IEP - TU Graz 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.