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https://doi.org/10.18429/JACoW-IPAC2014-THPME030
Title Beam Dynamics and Accelerating Cavity Electrodynamics' Simulation of CW 2 MeV Proton RFQ
Authors
  • S.M. Polozov, A.E. Aksentyev, T. Kulevoy
    MEPhI, Moscow, Russia
Abstract The CW proton linac has a number of important applications; serving as the initial part of a high-energy, high-power linac for an accelerator-driven system is the main of them. Its CW operation mode and a 5-10 mA beam current, however, are limiting factors for the accelerating field. The surface field should not exceed the Kilpatrick field by more than 1.2-1.5 times. This limitation leads to the increase in linac length and beam bunching complexity. The first results of a 2 MeV, 5 mA, CW RFQ, designed for the operating frequency of 162 MHz, are discussed. Beam dynamics simulation results, obtained by using the BEAMDULAC-RFQ code*, are presented. The electrodynamics of the accelerating structure based on the four-vane cavity is discussed. The accelerating cavity design uses coupling windows as was proposed earlier **, but with windows of an elliptical form. Such form allows for better separation of quarupole and dipole modes.
Footnotes & References * S.M. Polozov. Problems of Atomic Science and Technology. Series: Nuclear Physics Investigations, 3 (79), 2012, p. 131-136.
** V.A. Andreev. Patent US5483130, 1996.
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Conference IPAC2014, Dresden, Germany
Series International Particle Accelerator Conference (5th)
Proceedings Link to full IPAC2014 Proccedings
Session Poster Session, Messi Area
Date 19-Jun-14   16:00–18:00
Main Classification 04 Hadron Accelerators
Sub Classification A08 Linear Accelerators
Keywords rfq, linac, cavity, simulation, Windows
Publisher JACoW Publishing, Geneva, Switzerland
Editors Christine Petit-Jean-Genaz (CERN, Geneva, Switzerland); Gianluigi Arduini (CERN, Geneva, Switzerland); Peter Michel (HZDR, Dresden, Germany); Volker RW Schaa (GSI, Darmstadt, Germany)
ISBN 978-3-95450-132-8
Published July 2014
Copyright
Copyright © 2014 by JACoW, Geneva, Switzerland     CC-BY Creative Commons License
cc Creative Commons Attribution 3.0