9–13 Sept 2024
Wanda Realm Beijing
Asia/Shanghai timezone
Paper Submission Deadline: September 5 (23:59 UTC+8), 2024

Optical pulse picker system for bunch-by-bunch measurement in storage ring

THP51
12 Sept 2024, 16:00
1h 30m
China Hall 3

China Hall 3

Poster Presentation MC5: Longitudinal Diagnostics and Synchronization THP: Thursday Poster Session

Speaker

MingDong Ma (University of Science and Technology of China)

Description

The non-uniformity and longitudinal oscillations in multiple-bunch filling, as well as space charge effects in an electron storage ring, can lead to significant deviations in the streak camera's measurements of bunch length. Selecting a single bunch for measurement can effectively improve the accuracy of bunch length measurements and the observation of rapid bunch oscillations. This paper introduces the construction of an optical pulse selection system using a Pockels cell based on RTP crystals. The system controls the RTP crystal using fast electronics and high-voltage electronics. By adjusting the drive voltage frequency and trigger delay of the high-voltage driver, precise selection of single pulses in a multi-bunch filling mode is achieved. Relevant experimental studies have been conducted. This system can effectively select specific bunches or bunch trains from multiple bunches, which is of significant importance for diagnosing the longitudinal characteristics and instabilities of the beam in an electron storage ring.

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Primary author

MingDong Ma (University of Science and Technology of China)

Co-authors

Dongyu Wang (University of Science and Technology of China) Jigang Wang (University of Science and Technology of China) Bao-gen Sun (University of Science and Technology of China) Yunkun Zhao (University of Science and Technology of China)

Presentation materials

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