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Title: Interaction of the ATA beam with the TM/sub 030/ mode of the accelerating cells

Technical Report ·
DOI:https://doi.org/10.2172/5488027· OSTI ID:5488027

The interaction of the electron beam in the Advanced Test Accelerator with an azimuthally symmetric mode of the accelerating cells is investigated theoretically. The interaction possibly could cause modulation of the beam current at the resonant frequency of the mode. Values of the shunt impedance and Q value of the mode were obtained from previous measurement and analysis. Lagranian hydrodynamics is employed and a WKB solution to the equation of motion is obtained. Results indicate that the interaction will not be a problem in the accelerator.

Research Organization:
Lawrence Livermore National Lab. (LLNL), Livermore, CA (United States)
DOE Contract Number:
W-7405-ENG-48
OSTI ID:
5488027
Report Number(s):
UCID-20456; ON: DE85014850
Country of Publication:
United States
Language:
English