Radio frequency quadrupole for Landau damping in accelerators

We propose using a radio frequency quadrupole (RFQ) to introduce both the longitudinal spread of betatron frequency and the transverse spread of synchrotron frequency for Landau damping of transverse beam instabilities in accelerators. The existing theory of stability diagrams for Landau damping is...

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Main Author: A. Grudiev
Format: Article
Language:English
Published: American Physical Society 2014-01-01
Series:Physical Review Special Topics. Accelerators and Beams
Online Access:http://doi.org/10.1103/PhysRevSTAB.17.011001
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author A. Grudiev
author_facet A. Grudiev
author_sort A. Grudiev
collection DOAJ
description We propose using a radio frequency quadrupole (RFQ) to introduce both the longitudinal spread of betatron frequency and the transverse spread of synchrotron frequency for Landau damping of transverse beam instabilities in accelerators. The existing theory of stability diagrams for Landau damping is applied to the case of a RFQ. As an example, the required quadrupolar strength is calculated for stabilizing the Large Hadron Collider beams at 7 TeV. It is shown that this strength can be provided by a superconducting rf device only a few meters long.
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spelling doaj.art-9ce91e32db2b485cb828fd5c027e52ef2022-12-22T01:30:52ZengAmerican Physical SocietyPhysical Review Special Topics. Accelerators and Beams1098-44022014-01-0117101100110.1103/PhysRevSTAB.17.011001Radio frequency quadrupole for Landau damping in acceleratorsA. GrudievWe propose using a radio frequency quadrupole (RFQ) to introduce both the longitudinal spread of betatron frequency and the transverse spread of synchrotron frequency for Landau damping of transverse beam instabilities in accelerators. The existing theory of stability diagrams for Landau damping is applied to the case of a RFQ. As an example, the required quadrupolar strength is calculated for stabilizing the Large Hadron Collider beams at 7 TeV. It is shown that this strength can be provided by a superconducting rf device only a few meters long.http://doi.org/10.1103/PhysRevSTAB.17.011001
spellingShingle A. Grudiev
Radio frequency quadrupole for Landau damping in accelerators
Physical Review Special Topics. Accelerators and Beams
title Radio frequency quadrupole for Landau damping in accelerators
title_full Radio frequency quadrupole for Landau damping in accelerators
title_fullStr Radio frequency quadrupole for Landau damping in accelerators
title_full_unstemmed Radio frequency quadrupole for Landau damping in accelerators
title_short Radio frequency quadrupole for Landau damping in accelerators
title_sort radio frequency quadrupole for landau damping in accelerators
url http://doi.org/10.1103/PhysRevSTAB.17.011001
work_keys_str_mv AT agrudiev radiofrequencyquadrupoleforlandaudampinginaccelerators