Christopher Takacs (SLAC National Accelerator Laboratory)
THP027
Development of the rocking curve imaging setup at BL17-2 at SSRL
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We report on the implementation of the rocking curve imaging setup with a silicon (111) channel-cut crystal beam expander at Stanford Synchrotron Radiation Light source (SSRL) B17-2. B17-2 is a high-brightness, in-vacuum undulator (IVU) hard X-ray (~5 – 18 keV) beamline optimized for material scattering applications. Recently, we utilized it to perform rocking curve imaging (RCI) of diamond and silicon crystals. The expander is installed in addition to the previously existing RCI optics setup. We achieved horizontal beam magnifications of up to 1.38x at 6.951 keV and 2.25x at 9.831 keV. This work presents the updated RCI setup and experimental results to validate the performance of the Si (111) expander. Future improvements to the setup are also mentioned.
  • M. Balcazar, Y. Hong, A. Halavanau, C. Takacs, D. Zhu, R. Arthur, T. Sato
    SLAC National Accelerator Laboratory
  • R. Robles
    Stanford University
Paper: THP027
DOI: reference for this paper: 10.18429/JACoW-NAPAC2025-THP027
About:  Received: 11 Aug 2025 — Revised: 26 Aug 2025 — Accepted: 26 Aug 2025 — Issue date: 28 Aug 2025
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