7–12 May 2023
Venice, Italy
Europe/Zurich timezone

Longitudinal Feedback System for Suppression of FEL Lasing Drift at Dalian Coherent Light Source

TUPL008
9 May 2023, 16:30
2h
Sala Laguna

Sala Laguna

Poster Presentation MC2.A06: Free Electron Lasers Tuesday Poster Session

Speaker

Jitao Sun (Dalian Institute of Chemical Physics)

Description

Dalian Coherent Light Source (DCLS) is a free-electron laser (FEL) user facility. As a user facility, it is vital to provide the long-term stable FEL light, namely drift suppression. DCLS is a comprehensive integration of various devices, any key part of perturbation will result in drift of FEL lasing. Beam-based feedback (BBF) is an effective method to suppress the drift. This paper will introduce the design and the operational results of beam-based longitudinal feedback system (LBBF) at DCLS, especially its remarkable improvement on the drift suppression of FEL lasing.

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Primary authors

Jitao Sun (Dalian Institute of Chemical Physics) Yong Yu (Dalian Institute of Chemical Physics) Xinmeng Li (Dalian Institute of Chemical Physics) Bo Xu (Dalian Institute of Chemical Physics) Jiayue Yang (Dalian Institute of Chemical Physics) Hongli Ding (Dalian Institute of Chemical Physics) Lei Shi (Dalian Institute of Chemical Physics) Qian Wang (Dalian Institute of Chemical Physics) Qianhan Wang (Dalian Institute of Chemical Physics) Feiyang Yin (Dalian Institute of Chemical Physics) Guorong Wu (Dalian Institute of Chemical Physics) Weiqing Zhang (Dalian Institute of Chemical Physics)

Presentation materials

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