The contractor shall procure and commission a low-energy X-ray reflectometer facility, below 2 keV, in order to characterise and optimise thin film coatings for the Athena mission. The X-ray facility shall be installed in existing vacuum chamber.

The contractor shall procure and commission a low-energy X-ray reflectometer facility, below 2 keV, in order to characterise and optimise thin film coatings for the Athena mission. The X-ray facility shall be installed in existing vacuum chamber. The main components of the reflectometer to be installed in the existing vacuum chamber consist of a soft x-ray generator (Al, Fe or Cu), slits, monocrystal, motion stages, detector and vacuum system.