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The newly upgraded Linac Coherent Light Source (LCLS) X-ray free-electron laser (XFEL) at the Department of Energy’s SLAC National Accelerator Laboratory. Looped GIF of wire winding. Three scientists in protective gear hold up a green and blue radiochromic film. aerial view of the ALS overlooking the East Bay at sunset. Two scientists perform work on the laser table where the petawatt laser is split into two beamlines. Scientist conducts an experiment at the lab, with another scientist looking on. Scientists working on the High Repetition-Rate Electron Scattering Apparatus. Collection of three side-by-side headshots Graphic collage of a person in PPE standing in front of a particle Scientific figure of soil imaging with neutrons. Three scientists in white lab suites inspect an accelerator. Photo of Berkeley Lab scientist Tong Zhou working on lasers at a lab table.