Analysis of periodic spectral gaps observed in the tuning range of free-electron lasers with a partial waveguide

A phenomenon of “spectral gaps” is observed in far-infrared free-electron lasers using partial waveguiding: the laser power falls down to zero at some particular wavelengths, whatever the beam adjustments are. We show that this effect is related to a periodic increase of the cavity losses, with a pe...

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Bibliographic Details
Main Authors: R. Prazeres, F. Glotin, J.-M. Ortega
Format: Article
Language:English
Published: American Physical Society 2009-01-01
Series:Physical Review Special Topics. Accelerators and Beams
Online Access:http://doi.org/10.1103/PhysRevSTAB.12.010701