Advanced Light Source (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption Berkeley Lab's Advanced Light Source is an electron accelerator/storage ring that serves as a premier source of X-ray beams for scientific research ranging from advanced materials to protein crystallography and 3-D biological imaging. Credit Photo by Roy Kaltschmidt, Berkeley Lab 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.