TUCC
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TUC: Beam Position Monitor: TUCC (Contributed Oral)
10 Sep 2024, 14:00 - 14:40
Chair: Carsten Welsch (The University of Liverpool)
TUCC2
Low frequency position monitoring at the TRIUMF cyclotron injection line
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A new 1mA ion source and a new injection line are presently under construction at TRIUMF for the 500 MeV H- cyclotron. A 300keV ion beam is pulse modulated at the exit of the ion source with a duty cycle varying in the range 1% - 99%. The pulse repetition frequency is around 1kHz and this is the only time varying beam structure available for a substantial fraction of the injection line, till the beam is bunched with an RF-frequency of 23MHz, before being injected to the cyclotron. A set of new diagnostics was developed to support operation of the injection line including the beam position monitoring system operating in the kHz regime. The beam position measurements are based on capacitive pickups and high-impedance electronics to extend the sensitivity towards low frequencies. Details of the system and test measurements will be presented.
  • V. Verzilov
    TRIUMF
Paper: TUCC2
DOI: reference for this paper: 10.18429/JACoW-IBIC2024-TUCC2
About:  Received: 22 Aug 2024 — Revised: 09 Sep 2024 — Accepted: 12 Sep 2024 — Issue date: 17 Sep 2024
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TUCC3
Photon Beam Position Monitor for PLS-II Beamline
Photon Beam Position Monitor (PBPM) is an effective monitor for the synchrotron radiation position in a beamline of PLS-II and has been used for the insertion device beamline as well as the bending beamline. In this study, we report the operational status of PBPMs for PLS-II. The PBPM feedback system combined with the orbital feedback system maintains the same position of synchrotron radiation in the beamline. In addition, the scanning results of the blade current show that the orbital distortion can be monitored inside the insertion device. This means that the fine alignment of the electron orbit is possible with this result.
  • D. Song, C. Kim
    Pohang Accelerator Laboratory
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