Title :
Measurement of the nonlinear momentum compaction factor in RHIC
Author_Institution :
Brookhaven Nat. Lab., Upton, NY, USA
Abstract :
During gold beam acceleration in the Relativistic Heavy Ion Collider (RHIC), the transition energy has to be crossed at γt ≈ 23. Since close to γt the longitudinal slip factor γt-2 - γ-2 becomes very small, the longitudinal momentum compaction factor α1 becomes significant. Measurements of this factor using longitudinal phase space tomography will be reported.
Keywords :
beam handling techniques; colliding beam accelerators; ion accelerators; particle beam diagnostics; particle beam dynamics; storage rings; synchrotrons; tomography; RHIC; Relativistic Heavy Ion Collider; gold beam acceleration; longitudinal momentum compaction factor; longitudinal phase space tomography; nonlinear momentum compaction factor; superconducting storage rings; transition energy; Colliding beam accelerators; Colliding beam devices; Compaction; Extraterrestrial measurements; Frequency; Gold; Particle beams; Phase measurement; Testing; Tomography;
Conference_Titel :
Particle Accelerator Conference, 2003. PAC 2003. Proceedings of the
Print_ISBN :
0-7803-7738-9
DOI :
10.1109/PAC.2003.1289762