SIMULATION FOR TW FEL @ LCLS-II Tor’s question on the undulator length in the TW FEL senario SASE FEL undulator length 9, 10, and 11: 9 – 38.72 m, 10 – 43.136 m, 11 – 47.552 m FEL energy 8, 13, and 18 keV LCLS-II Undulator: period 3.2 cm, each undulator magnetic section is 3.4 m, and break length is 1 m Electron bunch 4 kA peak current, 0.3 mm-mrad emittance, and 1.3 MeV slice energy spread 13 & 18 keV FEL: electron bunch temporal profile: ideal flattop 8 keV FEL: electron bunch temporal profile: start-to-end FEL and Beam Phys. Dept. (ARD/SLAC), J. Wu, [email protected]
Simulation for TW FEL @ LCLS-II. Tor’s question on the undulator length in the TW FEL senario SASE FEL undulator length 9, 10, and 11: 9 – 38.72 m, 10 – 43.136 m, 11 – 47.552 m FEL energy 8, 13, and 18 keV - PowerPoint PPT Presentation
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
SIMULATION FOR TW FEL @ LCLS-II
Tor’s question on the undulator length in the TW FEL senario
SASE FEL undulator length 9, 10, and 11:9 – 38.72 m, 10 – 43.136 m, 11 – 47.552 m
FEL energy 8, 13, and 18 keV
LCLS-II Undulator: period 3.2 cm, each undulator magnetic section is 3.4 m, and break length is 1 mElectron bunch
4 kA peak current, 0.3 mm-mrad emittance, and 1.3 MeV slice energy spread13 & 18 keV FEL: electron bunch temporal profile: ideal flattop 8 keV FEL: electron bunch temporal profile: start-to-end