DocumentCode
335551
Title
Rippled-beam free-electron laser
Author
Carlsten, B.E.
Author_Institution
Los Alamos Nat. Lab., NM, USA
Volume
3
fYear
1997
fDate
12-16 May 1997
Firstpage
3132
Abstract
We describe a new microwave generation mechanism involving a scalloping annular electron beam. The beam interacts with the axial electric field of a TM02 mode in a smooth circular waveguide through the axial free-electron laser interaction, in which the beam ripple period is synchronous with the phase slippage of the RF mode relative to the electron beam. Due to nonlinearities in the orbit equation, the interaction can be made autoresonant, where the phase and amplitude of the gain is independent of the beam energy
Keywords
accelerator RF systems; circular waveguides; electron accelerators; electron beams; free electron lasers; microwave generation; FEL; RF mode; TM02 mode; axial electric field; axial free-electron laser interaction; microwave generation mechanism; nonlinearities; orbit equation; phase slippage; rippled-beam free-electron laser; scalloping annular electron beam; smooth circular waveguide; Conductors; Cyclotrons; Dispersion; Electron beams; Free electron lasers; Laser beams; Magnetic resonance; Masers; Nonlinear equations; Plasma waves;
fLanguage
English
Publisher
ieee
Conference_Titel
Particle Accelerator Conference, 1997. Proceedings of the 1997
Conference_Location
Vancouver, BC
Print_ISBN
0-7803-4376-X
Type
conf
DOI
10.1109/PAC.1997.753132
Filename
753132
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