Review of x-ray free-electron laser theory

High-gain free-electron lasers (FELs) are being developed as extremely bright sources for a next-generation x-ray facility. In this paper, we review the basic theory of the start-up, the exponential growth, and the saturation of the high-gain process, emphasizing the self-amplified spontaneous emiss...

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Main Authors: Zhirong Huang, Kwang-Je Kim
Format: Article
Language:English
Published: American Physical Society 2007-03-01
Series:Physical Review Special Topics. Accelerators and Beams
Online Access:http://doi.org/10.1103/PhysRevSTAB.10.034801
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author Zhirong Huang
Kwang-Je Kim
author_facet Zhirong Huang
Kwang-Je Kim
author_sort Zhirong Huang
collection DOAJ
description High-gain free-electron lasers (FELs) are being developed as extremely bright sources for a next-generation x-ray facility. In this paper, we review the basic theory of the start-up, the exponential growth, and the saturation of the high-gain process, emphasizing the self-amplified spontaneous emission. The radiation characteristics of an x-ray FEL, including its transverse coherence, temporal characteristics, and harmonic content, are discussed. FEL performance in the presence of machine errors and undulator wakefields is examined. Various enhancement schemes through seeding and beam manipulations are summarized.
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spelling doaj.art-78fdc951a99b4d2eb9cc33108ad3078a2022-12-22T01:34:05ZengAmerican Physical SocietyPhysical Review Special Topics. Accelerators and Beams1098-44022007-03-0110303480110.1103/PhysRevSTAB.10.034801Review of x-ray free-electron laser theoryZhirong HuangKwang-Je KimHigh-gain free-electron lasers (FELs) are being developed as extremely bright sources for a next-generation x-ray facility. In this paper, we review the basic theory of the start-up, the exponential growth, and the saturation of the high-gain process, emphasizing the self-amplified spontaneous emission. The radiation characteristics of an x-ray FEL, including its transverse coherence, temporal characteristics, and harmonic content, are discussed. FEL performance in the presence of machine errors and undulator wakefields is examined. Various enhancement schemes through seeding and beam manipulations are summarized.http://doi.org/10.1103/PhysRevSTAB.10.034801
spellingShingle Zhirong Huang
Kwang-Je Kim
Review of x-ray free-electron laser theory
Physical Review Special Topics. Accelerators and Beams
title Review of x-ray free-electron laser theory
title_full Review of x-ray free-electron laser theory
title_fullStr Review of x-ray free-electron laser theory
title_full_unstemmed Review of x-ray free-electron laser theory
title_short Review of x-ray free-electron laser theory
title_sort review of x ray free electron laser theory
url http://doi.org/10.1103/PhysRevSTAB.10.034801
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AT kwangjekim reviewofxrayfreeelectronlasertheory