Transverse-to-longitudinal emittance exchange to improve performance of high-gain free-electron lasers

The ability to generate small transverse emittance is perhaps the main limiting factor for the performance of high-gain x-ray free-electron lasers (FELs). Noting that beams from an rf photocathode gun can have energy spread much smaller than required for efficient FEL interaction, we present a metho...

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Bibliographic Details
Main Authors: P. Emma, Z. Huang, K.-J. Kim, P. Piot
Format: Article
Language:English
Published: American Physical Society 2006-10-01
Series:Physical Review Special Topics. Accelerators and Beams
Online Access:http://doi.org/10.1103/PhysRevSTAB.9.100702