Author: Liu, Y.
Paper Title Page
FRXC04 Time-Resolved H Beam Emittance Measurement at the SNS Linac Using a Laser Comb 4545
 
  • Y. Liu, A.V. Aleksandrov, C.D. Long
    ORNL, Oak Ridge, Tennessee, USA
 
  Funding: This manuscript has been authored by UT-Battelle, LLC, under contract DE-AC05-00OR22725 with the US Department of Energy (DOE).
We proposed and demonstrated a novel technique to measure time-resolved transverse emittances of the hydrogen ion (H) beam in a 1-GeV high-power accelerator. The measurement is performed in a non-intrusive manner by using laser comb - laser pulses with controllable multi-layer temporal structure generated from a fiber-based master laser oscillator and diode-pumped solid-state laser amplifiers. The technique has been applied to the transverse emittance measurement of 1-GeV H beam at the Spallation Neutron Source (SNS) high energy beam transport (HEBT). More than 20 time-resolved emittances have been simultaneously measured within a macro-pulse, a single mini-pulse, or a single bunch of the 1.4-MW neutron production H beam from one measurement.
 
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-IPAC2021-FRXC04  
About • paper received ※ 18 May 2021       paper accepted ※ 08 July 2021       issue date ※ 20 August 2021  
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