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https://doi.org/10.18429/JACoW-IPAC2015-THPF126
Title PXIE Low Energy Beam Transport Commissioning
Authors
  • L.R. Prost, M.L. Alvarez, R. Andrews, J.-P. Carneiro, R.T.P. D'Arcy, B.M. Hanna, V.E. Scarpine, A.V. Shemyakinpresenter
    Fermilab, Batavia, Illinois, USA
  • R.T.P. D'Arcy
    UCL, London, United Kingdom
  • C. Wiesner
    IAP, Frankfurt am Main, Germany
Abstract The Proton Improvement Plan II at Fermilab is a program of upgrades to the injection complex [1]. At its core is the design and construction of a CW-compatible, pulsed H⁻ superconducting RF linac. To validate the concept of the front-end of such machine, a test accelerator (a.k.a. PXIE) is under construction [2]. It includes a 10 mA DC, 30 keV H⁻ ion source, a 2m-long LEBT, a 2.1 MeV CW RFQ, followed by a MEBT that feeds the first of 2 cryomodules taking the beam energy to ~25 MeV, and a High Energy Beam Transport section (HEBT) that takes the beam to a dump. The ion source and LEBT, which includes 3 solenoids, several clearing electrodes/collimators and a chopping system, have been built, installed, and commissioned to full specification parameters. This report presents the outcome of our commissioning activities, including phase-space measurements at the end of the beam line under various neutralization schemes obtained by changing the electrodes’ biases and chopper parameters.
Funding Operated by Fermi Research Alliance, LLC, under Contract DE-AC02-07CH11359 with the United States Department of Energy
Paper download THPF126.PDF [0.725 MB / 3 pages]
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Conference IPAC2015, Richmond, VA, USA
Series International Particle Accelerator Conference (6th)
Proceedings Link to full IPAC2015 Proccedings
Session Thursday Posters
Date 07-May-15   16:00–18:00
Main Classification 4: Hadron Accelerators
Sub Classification T01 - Proton and Ion Sources
Keywords solenoid, ion, emittance, ion-source, simulation
Publisher JACoW, Geneva, Switzerland
Editors Stuart Henderson (ANL, Argonne, IL, USA); Evelyn Akers (Jlab, Newport News, VA, USA); Todd Satogata (JLab, Newport News, VA, USA); Volker R.W. Schaa (GSI, Darmstadt, Germany)
ISBN 978-3-95450-168-7
Published June 2015
Copyright
Copyright © 2015 by JACoW, Geneva, Switzerland     CC-BY Creative Commons License
cc Creative Commons Attribution 3.0