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Acta Optica Sinica, Volume. 38, Issue 1, 0134001(2018)

Small-Angle X-Ray Scattering Tomography Based on Micro-Focusing Kirkpatrick-Baez Mirrors

Tao Hu1,2, Wenqiang Hua1, Yudan Wang1, Yuzhu Wang1, Ping Zhou1, Chunxia Hong1, Fenggang Bian1,2, and Tiqiao Xiao1,2、*
Author Affiliations
  • 1 Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201204, China
  • 2 University of Chinese Academy of Sciences, Beijing 100049, China
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    AbstractGet PDF(in Chinese)
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    References (24)
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    Figures & Tables(8)
    Schematic of micro-focusing SAXS-CT system. (a) Experimental setup; (b) data acquisition flow

    Fig. 1. Schematic of micro-focusing SAXS-CT system. (a) Experimental setup; (b) data acquisition flow

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    (a) Experimental photoes of micro-focusing SAXS-CT at Shanghai Synchrotron Radiation Facility; (b) focusing spot photograph

    Fig. 2. (a) Experimental photoes of micro-focusing SAXS-CT at Shanghai Synchrotron Radiation Facility; (b) focusing spot photograph

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    Calculated result of rotational invariance for Phyllostachys edulis

    Fig. 3. Calculated result of rotational invariance for Phyllostachys edulis

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    Micro-focusing SAXS-CT results for Phyllostachys edulis. (a) Micro-CT slice; (b) 2D SAXS pattern; (c) reconstructed integral scattering slice using region of integration Ⅰ; (d) reconstructed integral scattering slice using region of integration Ⅱ; (e) reconstructed 2D SAXS pattern at vascular bundle; (f) reconstructed 2D SAXS pattern at parenchyma cell

    Fig. 4. Micro-focusing SAXS-CT results for Phyllostachys edulis. (a) Micro-CT slice; (b) 2D SAXS pattern; (c) reconstructed integral scattering slice using region of integration Ⅰ; (d) reconstructed integral scattering slice using region of integration Ⅱ; (e) reconstructed 2D SAXS pattern at vascular bundle; (f) reconstructed 2D SAXS pattern at parenchyma cell

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    Calculated results of rotational invariance for polylactic acid

    Fig. 5. Calculated results of rotational invariance for polylactic acid

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    Micro-focusing SAXS-CT results of polylactic acid. (a) Micro-CT slice; (b) reconstructed integral scattering slice; (c)-(f) reconstructed 2D SAXS patterns at different locations

    Fig. 6. Micro-focusing SAXS-CT results of polylactic acid. (a) Micro-CT slice; (b) reconstructed integral scattering slice; (c)-(f) reconstructed 2D SAXS patterns at different locations

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    Long spacing distribution of lamella in polylactic acid

    Fig. 7. Long spacing distribution of lamella in polylactic acid

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    • Table 1. Design parameters of KB mirrors

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      Table 1. Design parameters of KB mirrors

      MirrorMirror surface dimensionRange of grazing incidence angle /mradShapeTangential slop error (root-mean-square) /μradSagittal slop error (root-mean-square) /μradRoughness (root-mean-square) /nm
      Vertically deflecting mirror102 mm×12.5 mm2~6 (optimization for 3.5 mrad)Ellipse<2(1 μrad typical value)<20<0.3
      Horizontally deflecting mirror102 mm×12.5 mm2~6 (optimization for 3.5 mrad)Ellipse<2(1 μrad typical value)<20<0.3
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    Tao Hu, Wenqiang Hua, Yudan Wang, Yuzhu Wang, Ping Zhou, Chunxia Hong, Fenggang Bian, Tiqiao Xiao. Small-Angle X-Ray Scattering Tomography Based on Micro-Focusing Kirkpatrick-Baez Mirrors[J]. Acta Optica Sinica, 2018, 38(1): 0134001

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    Paper Information

    Category: X-Ray Optics

    Received: Jul. 17, 2017

    Accepted: --

    Published Online: Aug. 31, 2018

    The Author Email: Xiao Tiqiao (tqxiao@sinap.ac.cn)

    DOI:10.3788/AOS201838.0134001

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology