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. 2014 May 13;9(5):e97101. doi: 10.1371/journal.pone.0097101

Table 2. Setup specifications and scan parameters.

Case number 1 2 3 4 5 6 7 8 9
Tube voltage 35 kV 40 kV 40 kV 40 kV 35 kV 40 kV 40 kV 40 kV 40 kV
Projections 1200 1200 1200 600 1200 800 800 800 800
Angular range 360° 360° 360° 180° 360° 360° 360° 360° 360°
Phase Steps 11 11 11 11 11 11 11 11 11
Exposure time/step 5 s 5 s 5 s 5 s 2 s 3 s 3 s 3 s 3 s
Photon counts/step ∼3140 ∼5500 ∼4200 ∼4750 ∼990 ∼1300 ∼1300 ∼1300 ∼1300
Visibility ∼13,5% ∼10,8% ∼11,6% ∼11,2% ∼21,2% ∼27,8% ∼28% ∼28% ∼28%
Water bath no yes yes yes yes yes yes yes yes
Effective pixel size 100 µm 100 µm 100 µm 100 µm 100 µm 100 µm 100 µm 100 µm 100 µm
Si-sensor thickness 450 µm 1 mm 1 mm 1 mm 1 mm 1 mm 1 mm 1 mm 1 mm
Scan time ∼32 h ∼32 h ∼32 h ∼16 h ∼17 h ∼16 h ∼16 h ∼16 h ∼16 h
G0 height (material) 55 µm (gold) 55 µm (gold) 55 µm (gold) 55 µm (gold) 55 µm (gold) 70 µm (gold) 70 µm (gold) 70 µm (gold) 70 µm (gold)
G1 height (material) 8,5 µm (nickel) 8,5 µm (nickel) 8,5 µm (nickel) 8,5 µm (nickel) 9,5 µm (nickel) 5,2 µm (gold) 5,2 µm (gold) 5,2 µm (gold) 5,2 µm (gold)
G2 height (material) 55 µm (gold) 55 µm (gold) 65 µm (gold) 65 µm (gold) 65 µm (gold) 65 µm (gold) 65 µm (gold) 65 µm (gold) 65 µm (gold)
Distance G0 to G1 87,5 cm 80 cm 80 cm 80 cm 80 cm 85,7 cm 85,7 cm 85,7 cm 85,7 cm
Distance G1 to G2 87,5 cm 80 cm 80 cm 80 cm 80 cm 85,7 cm 85,7 cm 85,7 cm 85,7 cm

Setup parameters for image acquisition of each sample.