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Related Experiment Videos

Crystal monochromator with a resolution beyond 10(8).

T S Toellner1, M Y Hu, W Sturhahn

  • 1Argonne National Laboratory, Argonne, IL 60439, USA. toellner@aps.anl.gov

Journal of Synchrotron Radiation
|August 7, 2001
PubMed
Summary
This summary is machine-generated.

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High-resolution crystal diffraction monochromatization achieves beyond 10^8 resolution for synchrotron radiation. This breakthrough enables advanced nuclear resonant scattering applications with 119Sn.

Area of Science:

  • Physics
  • Materials Science
  • Nuclear Science

Background:

  • Achieving high resolution in monochromatization is crucial for precision experiments.
  • Synchrotron radiation sources require advanced optics for specific energy tuning.

Purpose of the Study:

  • To develop and demonstrate a high-resolution monochromatization technique for 23.880 keV synchrotron radiation.
  • To enable applications in nuclear resonant scattering, specifically with 119Sn.

Main Methods:

  • Utilized crystal diffraction with asymmetrically cut silicon (12 12 12) crystals.
  • Employed two single-crystalline monoliths in a dispersive geometry.
  • Designed the system for 23.880 keV (51.9 pm) synchrotron radiation.

Main Results:

Related Experiment Videos

  • Achieved a resolution (lambda/delta lambda) exceeding 10^8.
  • Measured a transmitted energy bandwidth of 140 +/- 20 mu eV.
  • Demonstrated a resolution of 1.7 x 10^8.

Conclusions:

  • The developed crystal diffraction monochromator provides unprecedented resolution.
  • The design is suitable for high-precision nuclear resonant scattering experiments.
  • Further improvements in efficiency, stability, and resolution are discussed.