Optics and Precision Engineering, Volume. 29, Issue 9, 2075(2021)

Focusing performance evaluation of ellipsoidal neutron-focusing mirror for small-angle neutron scattering

Jiang GUO1...2,* and Lin-guang LI12 |Show fewer author(s)
Author Affiliations
  • 1School of Mechanical Engineering, Dalian University of Technology, Dalian6023, China
  • 2Ningbo Institute of Dalian University of Technology, Ningbo315000, China
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    Figures & Tables(9)
    Schematic layout of neutron focusing experimental setup
    Ray-tracing illustration of neutron beams based on geometrical optics and 2D images of beam shapes with different MDDs
    3D intensity profile of focused neutron beam
    Projection intensity of focused neutron beam in X and Y directions
    Wavelength distributions of neutron beams
    Wavelength spectra of direct, reflected, transmitted and scattered neutron beams
    SANS result from standard silica sample of MCM-41
    • Table 1. FWHM values of beam profiles in vertical direction

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      Table 1. FWHM values of beam profiles in vertical direction

      位置直射中子束MDD
      4008001 2501 600
      理论值2.30.70.81.01.1
      实验值2.10.80.91.01.3
    • Table 2. FWHM values of beam profiles in horizontal direction

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      Table 2. FWHM values of beam profiles in horizontal direction

      位置直射中子束MDD
      4008001 2501 600
      理论值14.04.82.51.03.3
      实验值13.04.52.11.13.2
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    Jiang GUO, Lin-guang LI. Focusing performance evaluation of ellipsoidal neutron-focusing mirror for small-angle neutron scattering[J]. Optics and Precision Engineering, 2021, 29(9): 2075

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    Paper Information

    Category: Modern Applied Optics

    Received: Jan. 28, 2021

    Accepted: --

    Published Online: Nov. 22, 2021

    The Author Email: GUO Jiang (guojiang@dlut.edu.cn)

    DOI:10.37188/OPE.20212909.2075

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