High Brightness Electron Beam Diagnostics and their ... - CASA

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predictionusingasimplenumericalmodelinamodiedversionofthescparmelacodefor200m Figure6.20:AnalyticalcomputationforCSR-inducedenergylossalongagaussianbunchand
-100
(A)and100m(B).Thesystemconsideredisasimpleachromaticchicane(macroparticlewith >0areinthebunchtail).
(B)
TheprimarypurposeoftheexperimentthatwasattemptedintheIRFEListomeasurewhether locatedinthebacklegtransport. 6.5PreliminaryExperimentalResultsonEmittanceandEnergySpreadMea-
AnothermotivationwastotrytosetuptheIRFELopticssothatwecouldgenerateemittance thetransversehorizontalemittanceissignicantlydegradedaftertherecirculationarc1.ThereasonistoconrmtheviabilityoftheenvisionedUpgradeIRFELinwhichseveralwigglerswillbesurements Theexperimentwasattemptedintwoseriesofruns.Duringtherstrun,wevariedthelinac degradationandperformsomeparametricstudies. TheexperimentalsetuptomeasureemittancefollowsourdiscussionofChapter3. ofrun,becausetheemittancewasfoundtobelarge(technicalproblemwiththeinjector),we acceleratingphaseandmeasuredtheemittancebeforeandafterthearc1.Inthesecondseries concentratedonmeasuringtheenergyspreadmeasurementonly.
E (keV)
(A)