Energy measurements with resonant spin depolarisation at diamond

A precise knowledge of the electron beam energy is critical for the accurate determination of many light source parameters, such as momentum compaction factor, natural chromaticity, energy stability and undulator spectra. In common with other facilities, a method of energy measurement based on reson...

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Bibliographic Details
Main Authors: Martin, I, Apollonio, M, Fielder, RT, Rehm, G, Bartolini, R
Format: Journal article
Language:English
Published: 2011
Description
Summary:A precise knowledge of the electron beam energy is critical for the accurate determination of many light source parameters, such as momentum compaction factor, natural chromaticity, energy stability and undulator spectra. In common with other facilities, a method of energy measurement based on resonant spin depolarisation has been developed at Diamond. In this paper we report on progress towards storage ring characterisation using this method, as well as describing the diagnostics developments that have enabled these measurements to be made. Copyright © 2011 by IPAC'11/EPS-AG.