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Title: The S-Band 1.6 Cell RF Gun Correlated Energy Spread Dependence on pi and 0 Mode Relative Amplitude

Conference ·
OSTI ID:876591

The {pi} mode or accelerating mode in a 1.6 cell rf gun is normally the only mode considered in rf gun simulations. However, due to the finite Q there is a small but measurable 0 mode present even at steady state. The {pi} mode by definition has a 180{sup o} phase shift between cells but this phase shift for the total field is several degrees different. This results in a correlated energy spread exiting the gun. A comparison of simulation and experiment will be shown.

Research Organization:
SLAC National Accelerator Lab., Menlo Park, CA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC02-76SF00515
OSTI ID:
876591
Report Number(s):
SLAC-PUB-11702; TRN: US200606%%624
Resource Relation:
Conference: Contributed to Workshop on the Physics and Applications of High Brightness Electron Beams (PAHBEB 2005), Erice, Sicily, Italy, 9-14 Oct 2005
Country of Publication:
United States
Language:
English