A crucial upgrade of the LHC collimation system to cope with the challenges of High-Luminosity LHC operation is being put to the test during LHC Run 3, write Stefano Redaelli, Mario Di Castro and Roderik Bruce, CERN Courier.
Crystal collimation brings HL-LHC into focus
Crystal collimation brings HL-LHC into focus
Crystal collimation brings HL-LHC into focus
![photo](/sites/default/files/styles/full_image_article/public/2022-11/202111-185_085.jpg?itok=mJgaK55R)
The installation in November 2021 of crystal primary collimators, which allow the crystal to be moved to the desired distance from the circulating beam (Image: CERN SY/STI)