DocumentCode
2895152
Title
Transverse beam transfer functions of colliding beams in RHIC
Author
Fischer, Wolf-Joachim ; Blaskiewicz, M. ; Calaga, R. ; Luo, Yun ; Pieloni, T.
Author_Institution
BNL, Upton
fYear
2007
fDate
25-29 June 2007
Firstpage
1856
Lastpage
1858
Abstract
We use transverse beam transfer functions to measure tune distributions of colliding beams in RHIC. The tune has a distribution due to the beam-beam interaction, nonlinear magnetic fields - particularly in the interaction region magnets, and non-zero chromaticity in conjunction with momentum spread. The measured tune distributions are compared with calculations.
Keywords
colliding beam accelerators; ion accelerators; particle beam bunching; proton beams; storage rings; synchrotrons; RHIC; beam-beam interaction; bunch intensity evolution; colliding proton beams; interaction region magnets; nonlinear magnetic fields; nonzero chromaticity; transverse beam transfer functions; transverse tune distributions; Frequency measurement; Magnetic field measurement; Magnets; Nonlinear magnetics; Optical coupling; Particle beam measurements; Particle beams; Polarization; Protons; Transfer functions;
fLanguage
English
Publisher
ieee
Conference_Titel
Particle Accelerator Conference, 2007. PAC. IEEE
Conference_Location
Albuquerque, NM
Print_ISBN
978-1-4244-0916-7
Type
conf
DOI
10.1109/PAC.2007.4440921
Filename
4440921
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