DocumentCode
2155190
Title
Results from longitudinal impedance measurements in the Fermilab Tevatron
Author
Jackson, G. ; Bogacz, A. ; Chou, P.J. ; Colestock, P. ; Harfoush, F. ; Lu, X. ; Ng, K.Y. ; Pellico, W. ; Sullivan, T. ; Wang, X.Q.
Author_Institution
Fermi Nat. Accel. Lab., Batavia, IL, USA
fYear
1991
fDate
6-9 May 1991
Firstpage
1749
Abstract
The authors present the results from beam-based longitudinal impedance measurements in the Tevatron. Longitudinal transfer function scanning with high current unbunched beam at injection is the method used for determining the impedance at every revolution harmonic. Self-bunching instabilities and wave-mixing phenomena occurring during these transfer function measurements are also described. Methods to minimize noise and systematic errors are reviewed.<>
Keywords
particle beam diagnostics; proton accelerators; synchrotrons; Tevatron; beam-based longitudinal impedance measurements; noise; systematic errors; transfer function measurements; unbunched beam; wave-mixing phenomena; DC generators; Frequency measurement; Impedance measurement; Laboratories; Monitoring; Radio frequency; Resonance; Scattering parameters; Transfer functions; Voltage;
fLanguage
English
Publisher
ieee
Conference_Titel
Particle Accelerator Conference, 1991. Accelerator Science and Technology., Conference Record of the 1991 IEEE
Conference_Location
San Francisco, CA, USA
Print_ISBN
0-7803-0135-8
Type
conf
DOI
10.1109/PAC.1991.164765
Filename
164765
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