file:
Year:
2 016
Publisher:
JACoW
Abstract:
In the framework of the HL-LHC project, the vacuum performance of new surface material needs to be studied. In particular, a-C coating is proposed as an anti-multipactor surface in the HL-LHC Inner Triplets. Since the protons in the HL-LHC Inner Triplets will generate synchrotron radiation (SR) with ~ 10 eV critical energy and ~ 10^16 ph/m/s flux, it is therefore of great importance to study the impact of such photons on a-C coating held at room and cryogenic temperature and compare the results against present LHC material. This paper describes construction and parameters of experimental set-up based on new Synchrotron Radiation beamline from booster synchrotron BEP at BINP. The experimental program releasing in collaboration between CERN and BINP for performing measurements of photon stimulated gas desorption, photon distribution and photo-electron emission provoked by synchrotron radiation are presented.
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