System for the control and stabilizing of OK-4/Duke FEL optical cavity

1 January 1998

proceedings article
Published by AIP Publishing in AIP Conference Proceedings

Vol. 451 (1) , 545
https://doi.org/10.1063/1.57040

Abstract

The control system of an optical cavity is described. Usage of the piezoelectric actuators and position sensitive photodetectors in this system allows us to reach a resolution at a submicroradian level and to suppress mirror vibrations below 50 Hz.

Keywords

PARTICLE BEAM DIAGNOSTICS
PARTICLE BEAM STABILITY
RELATIVISTIC ELECTRON BEAMS
POSITION MEASUREMENT
POSITION CONTROL
IMAGE RESOLUTION
SIGNAL PROCESSING

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