DEC 2013.  x / m  y / m quads undulators vertical correctors chicane 1chicane 2chicane 3.

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Presentation transcript:

DEC 2013

 x / m  y / m quads undulators vertical correctors chicane 1chicane 2chicane 3

MeV non linear !!! ~ 3.5 MeV rms energy spread

current / A bunch coordinate  1E-4 / m beam line coordinate / m Emod = 250 keV 3D Calculation

JAN 2014 periodic SC solver (in test)

periodic ~ 1E6 particles non-periodic 20E6 particles 1d3d X_0202p keV Application: SK problem

same range, same (plot) density 1d3d X_0202p keV Application: SK problem periodic ~ 1E6 particles non-periodic 20E6 particles

Trickle Heating tilted microbunches after LH in LCLS

long. phase space top view energy distribution rms energy vs beamline coordinate beta functions 12.2 m in LCLS

long. phase space top view energy distribution rms energy vs beamline coordinate beta functions 15.7 m in LCLS

long. phase space top view energy distribution rms energy vs beamline coordinate beta functions 17.2 m in LCLS 8 keV  11 keV

rms energy /eV beamline coordinate in LCLS 8 keV  11 keV normalized energy distribution z = 19.1 m Trickle Heating

rms energy /eV beamline coordinate in LCLS normalized energy distribution z = 50.1 m Trickle Heating

FEB 2014

but again: SK setup

162.3 m long. phase spacecurrent / A (one period) bunching R56 = 100 µm

166.5 m long. phase spacecurrent / A bunching R56 = 100 µm (one period)

184.5 m long. phase spacecurrent / A(one period) bunching R56 = 100 µm

190.5 m long. phase spacecurrent / A bunching R56 = 100 µm (one period)

long. phase space current / A bunching R56 = 141 µm m long. phase space current / A bunching m

long. phase space current / A bunching R56 = 160 µm m long. phase space current / A bunching m

long. phase space current / A bunching R56 = 180 µm m long. phase space current / A bunching m