Transverse to longitudinal emittance exchange

A scheme is proposed to exchange the transverse and longitudinal emittances of an electron bunch. A general analysis is presented and a specific beam line is used as an example where the emittance exchange is achieved by placing a transverse deflecting mode radio-frequency cavity in a magnetic chica...

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Main Authors: M. Cornacchia, P. Emma
Format: Article
Language:English
Published: American Physical Society 2002-08-01
Series:Physical Review Special Topics. Accelerators and Beams
Online Access:http://doi.org/10.1103/PhysRevSTAB.5.084001
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spelling doaj-79c505dfecde439cb2815de3ed06f3ae2020-11-25T00:50:38ZengAmerican Physical SocietyPhysical Review Special Topics. Accelerators and Beams1098-44022002-08-015808400110.1103/PhysRevSTAB.5.084001Transverse to longitudinal emittance exchangeM. CornacchiaP. EmmaA scheme is proposed to exchange the transverse and longitudinal emittances of an electron bunch. A general analysis is presented and a specific beam line is used as an example where the emittance exchange is achieved by placing a transverse deflecting mode radio-frequency cavity in a magnetic chicane. In addition to reducing the transverse emittance, the bunch length is also simultaneously compressed. The scheme has the potential to introduce an added flexibility to the control of electron beams and to provide some contingency for the achievement of emittance and peak-current goals in free-electron lasers.http://doi.org/10.1103/PhysRevSTAB.5.084001
collection DOAJ
language English
format Article
sources DOAJ
author M. Cornacchia
P. Emma
spellingShingle M. Cornacchia
P. Emma
Transverse to longitudinal emittance exchange
Physical Review Special Topics. Accelerators and Beams
author_facet M. Cornacchia
P. Emma
author_sort M. Cornacchia
title Transverse to longitudinal emittance exchange
title_short Transverse to longitudinal emittance exchange
title_full Transverse to longitudinal emittance exchange
title_fullStr Transverse to longitudinal emittance exchange
title_full_unstemmed Transverse to longitudinal emittance exchange
title_sort transverse to longitudinal emittance exchange
publisher American Physical Society
series Physical Review Special Topics. Accelerators and Beams
issn 1098-4402
publishDate 2002-08-01
description A scheme is proposed to exchange the transverse and longitudinal emittances of an electron bunch. A general analysis is presented and a specific beam line is used as an example where the emittance exchange is achieved by placing a transverse deflecting mode radio-frequency cavity in a magnetic chicane. In addition to reducing the transverse emittance, the bunch length is also simultaneously compressed. The scheme has the potential to introduce an added flexibility to the control of electron beams and to provide some contingency for the achievement of emittance and peak-current goals in free-electron lasers.
url http://doi.org/10.1103/PhysRevSTAB.5.084001
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