Description
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X-ray CT Scans of a chip of Martian shergottite LAR 12011 (LAR 12011,54) for Scott Eckley of the University of Texas at Austin and NASA - Johnson Space Center. Specimen scanned by Scott Eckley at NASA - JSC on 3 January 2020. Voxel Size X, Y, and Z = 12.49 µm Please acknowledge The Astromaterials X-ray Computed Tomography Lab at NASA - JSC and Scott Eckley when using this data.
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Notes
| Scan parameters: Nikon XTH 320. 180 kV transmission source, 130 kv, 32 µA, 3.0 W, 0.1 mm Al filter, 0.0 dB gain, 0.500 fps, 2.00 s exposure, 1x1 binning, slow scan – minimize ring artifacts, 4 frame average per projection, no flux normalization, 2831 projections, Z-axis position (231.164 mm), beam hardening correction (preset 3), Noise reduction (preset 1), median filter (none), enhancement (none), Export to TIFF (full range), Voxel size = 12.49 µm, Total Slices = 1140. |