Ultrafast Core-Level Spectroscopy in Electron Microscopy (image) American Institute of Physics Share Print E-Mail Caption Short electron pulses excite deep core-level electrons in materials providing snapshots of the structural dynamics after laser excitation. Credit R. van der Veen/DESY Usage Restrictions This image may be used only with appropriate caption and credit. Share Print E-Mail 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.