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Figure 4
(a) Absorption image and (b) phase-contrast image of a PyC-coated alumina (diameter 500 µm) microsphere acquired at 20 keV. The object-to-detector distances are 1.8 cm and 50 cm, respectively. |
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Figure 4
(a) Absorption image and (b) phase-contrast image of a PyC-coated alumina (diameter 500 µm) microsphere acquired at 20 keV. The object-to-detector distances are 1.8 cm and 50 cm, respectively. |