Photosystem II Researchers (IMAGE) DOE/SLAC National Accelerator Laboratory Caption Berkeley Lab and SLAC scientists (from left) Ernest Pastor, Jan Kern, Sheraz Gul, and Franklin Fuller are at the Macromolecular Femtosecond Crystallography (MFX) station at LCLS. Credit SLAC National Accelerator Laboratory 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.