Table 2.

Parameters of CT measurements

	I.D. 34	I.D. 56	I.D. 81
Tube voltage [kV]	220	220	160
Tube current [μA]	180	180	160
Power [W]	39.6	39.6	25.6
Exposure time [ms]	499	499	999
Filter	Cu 1 mm	Cu 1 mm	none
Number of projections	1200	1200	1200
Voxel size [μm]	28	34	49.5
FOV in horizontal plane [mm]	33	58	82
FOV vertical [mm]	74	104	75
Measurement time [min]	40	60	20*

*For the upper 75 mm that could be segmented as shown in Figure 3b. Total scan time for the whole pot ca. 1.5 h.

I.D. pot inner diameter [mm], FOV field of view, Voxel were isotropic with the same size in all three dimensions.