Transcript Summary_17ps.ppt

Run with laser pulse 17.5 ps , r = 0.85 mm, Eth = 0.51 mm.mrad
Bunch compresses to 15.5 ps FWHM
1.2
1.1
80
projected ,x
projected ,y
 [mm.mrad]
1
0.9
0.8
0.7
0.6
0.9
0.95
1
1.05
field ratio E 2 / E1
1.1
1.15
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Phase / off by -0.5 degree
Vs radius / nearly done
Vs solenoid 2 / no solenoid2 required
Charge / linear
Solenoid / 0.5% off on 80 , but ok for proj.
Efield too high by 0.5%
• L01 field to be done
• Wakefields (that’s the tricky one)
• Maybe position on cathode