From CERN https://twitter.com/CERN on Twitter: A disk with silicon sensors for an end-cap of the ATLAS silicon strip detector (SCT) in its testbox at the National Institute for Subatomic Physics (NIKHEF / @_nikhef) in Amsterdam: https://www.instagram.com/p/Blp0vH-lz2z/ #NLatCERN #SciencePhotography #PhotoOfTheWeek https://twitter.com/CERN/status/1022088072970821633/photo/1 https://chirp.cooleysekula.net/attachment/51433