Generation of variable polarisation in a short wavelength FEL amplifier

L.T. Campbell, B. Faatz, B. W. J. McNeil

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

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Abstract

So far, short wave­length Free Elec­tron Laser am­pli­fiers have pro­duced lin­ear­ly po­larised ra­di­a­tion. For sev­er­al im­por­tant class­es of ex­per­i­ment, vari­able po­lar­i­sa­tion is re­quired. For ex­am­ple, in the wave­length range from 1.5 to 2.5 nm, light po­lar­i­sa­tion is im­por­tant in char­ac­ter­is­ing mag­net­ic ma­te­ri­als where mea­sure­ments de­pend crit­i­cal­ly upon the hand­ed­ness of the po­lar­i­sa­tion. It is there­fore im­por­tant that the po­lar­i­sa­tion does not fluc­tu­ate be­tween mea­sure­ments. In this paper, we study pos­si­ble meth­ods to gen­er­ate vari­ably po­larised light and con­sid­er its shot-to-shot sta­bil­i­ty.
Original languageEnglish
Title of host publicationFEL 2010
Subtitle of host publicationProceedings of the 32nd International Free Electron Laser Conference
EditorsNino Cutic, Leif Liljeby, Atoosa Meseck, Annika Nyberg, Volker Schaa, Sara Thorin, Sverker Werin
Pages622-625
Number of pages4
Publication statusPublished - 23 Aug 2010
Event32nd International Free Electron Laser Conference - Hilton Malmo, Malmo, Sweden
Duration: 23 Aug 201027 Aug 2010
Conference number: 32
https://accelconf.web.cern.ch/accelconf/FEL2010/index.htm

Conference

Conference32nd International Free Electron Laser Conference
Abbreviated titleFEL 2010
Country/TerritorySweden
CityMalmo
Period23/08/1027/08/10
Internet address

Keywords

  • free electron laser
  • polarization control
  • radiation
  • computational physics
  • electron beams
  • accelerator physics
  • short wavelength
  • amplifiers
  • linearly polarised radiation
  • variable polarization
  • variable polarisation
  • variable polarised light
  • shot-to-shot stability

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