Progress on electron cloud effects calculations for the FNAL main injector
Author(s) -
Miguel A. Furman,
K. Sonnad,
Jean-Luc Vay
Publication year - 2008
Publication title -
osti oai (u.s. department of energy office of scientific and technical information)
Language(s) - English
Resource type - Reports
DOI - 10.2172/935752
Subject(s) - thermal emittance , fermilab , physics , injector , beam (structure) , cathode ray , electron , beam emittance , cloud computing , chromaticity , space charge , quasistatic process , computational physics , nuclear physics , optics , computer science , quantum mechanics , thermodynamics , operating system
We have studied the response of the beam to an electron cloud for the Fermilab Main Injector using the Quasistatic Model [1] implemented into the particle-in-cell code Warp [2]. Specifically, we have addressed the effects due to varying the beam intensity, electron cloud density and chromaticity. In addition, we have estimated the contribution to emittance evolution due to beam space-charge effects. We have carried out a comparison between how the beam responds at injection energy and at top energy. We also present some results on the validation of the computational model, and report on progress towards improving the computational model
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