The X-rays that LCLS-II produces have gotten so much brighter in part because the SLAC team refurbished the 3-kilometre-long metal tube that the electrons travel through with a lining made of niobium.

These record-breaking X-rays will be produced at the SLAC National Accelerator Laboratory, which has upgraded its Linac Coherent Light Source (LCLS) X-ray laser to be the fastest and brightest in ...

"It's really a discovery machine," said Matthias Kling, science and R&D director of LCLS, "We can look at processes that are unknown, that we haven't yet discovered." ...