Advances in numerical methods under wiggler period averaging for free electron laser simulation

Advances in numerical methods for free-electron-laser (FEL) simulation under wiggler period averaging (WPA) are presented. First, WPA is generalized using the perturbative Lie map method. The conventional WPA is identified as the leading order contribution. Next, the shot-noise model under WPA is im...

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Bibliographic Details
Main Authors: Kilean Hwang, Ji Qiang
Format: Article
Language:English
Published: American Physical Society 2018-12-01
Series:Physical Review Accelerators and Beams
Online Access:http://doi.org/10.1103/PhysRevAccelBeams.21.120702