XRD of PS II Photsynthesis Complex (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption X-ray diffraction patterns of photosystem II microcrystals obtained at the Linac Coherent Light Source were reconstructed by computers into images of the composition and atomic structure of the crystals at a resolution of 6.5 angstroms, the first ever such images at room temperature. Credit Images courtesy of SLAC 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.