Observation and simulation of space-charge effects in a radio-frequency photoinjector using a transverse multibeamlet distribution

We report on an experimental study of space-charge effects in a radio-frequency (rf) photoinjector. A 5 MeV electron bunch, consisting of a number of beamlets separated transversely, was generated in an rf photocathode gun and propagated in the succeeding drift space. The collective interaction of t...

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Main Authors: M. Rihaoui, P. Piot, J. G. Power, Z. Yusof, W. Gai
Format: Article
Language:English
Published: American Physical Society 2009-12-01
Series:Physical Review Special Topics. Accelerators and Beams
Online Access:http://doi.org/10.1103/PhysRevSTAB.12.124201
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author M. Rihaoui
P. Piot
J. G. Power
Z. Yusof
W. Gai
author_facet M. Rihaoui
P. Piot
J. G. Power
Z. Yusof
W. Gai
author_sort M. Rihaoui
collection DOAJ
description We report on an experimental study of space-charge effects in a radio-frequency (rf) photoinjector. A 5 MeV electron bunch, consisting of a number of beamlets separated transversely, was generated in an rf photocathode gun and propagated in the succeeding drift space. The collective interaction of these beamlets was studied for different experimental conditions. The experiment allowed the exploration of space-charge effects and its comparison with 3D particle-in-cell simulations. Our observations also suggest the possible use of a multibeam configuration to tailor the transverse distribution of an electron beam.
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spelling doaj.art-0ae6aae6b97649fcbe8a97e60fd5f1072022-12-21T23:39:11ZengAmerican Physical SocietyPhysical Review Special Topics. Accelerators and Beams1098-44022009-12-01121212420110.1103/PhysRevSTAB.12.124201Observation and simulation of space-charge effects in a radio-frequency photoinjector using a transverse multibeamlet distributionM. RihaouiP. PiotJ. G. PowerZ. YusofW. GaiWe report on an experimental study of space-charge effects in a radio-frequency (rf) photoinjector. A 5 MeV electron bunch, consisting of a number of beamlets separated transversely, was generated in an rf photocathode gun and propagated in the succeeding drift space. The collective interaction of these beamlets was studied for different experimental conditions. The experiment allowed the exploration of space-charge effects and its comparison with 3D particle-in-cell simulations. Our observations also suggest the possible use of a multibeam configuration to tailor the transverse distribution of an electron beam.http://doi.org/10.1103/PhysRevSTAB.12.124201
spellingShingle M. Rihaoui
P. Piot
J. G. Power
Z. Yusof
W. Gai
Observation and simulation of space-charge effects in a radio-frequency photoinjector using a transverse multibeamlet distribution
Physical Review Special Topics. Accelerators and Beams
title Observation and simulation of space-charge effects in a radio-frequency photoinjector using a transverse multibeamlet distribution
title_full Observation and simulation of space-charge effects in a radio-frequency photoinjector using a transverse multibeamlet distribution
title_fullStr Observation and simulation of space-charge effects in a radio-frequency photoinjector using a transverse multibeamlet distribution
title_full_unstemmed Observation and simulation of space-charge effects in a radio-frequency photoinjector using a transverse multibeamlet distribution
title_short Observation and simulation of space-charge effects in a radio-frequency photoinjector using a transverse multibeamlet distribution
title_sort observation and simulation of space charge effects in a radio frequency photoinjector using a transverse multibeamlet distribution
url http://doi.org/10.1103/PhysRevSTAB.12.124201
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