The HZDR department Reactive Transport uses a Nikon XTH 225 scanner that is suited for the study of common GeoPET samples with a diameter up to 100 mm.

Source

• Open microfocus x-ray source, power 225 kV at max. 1 mA permanently, minimum focal spot size 3 µm at 80 kV, 3 W.

Detector

• Varian 4030, size 400×300 mm, 2000×1500 pixels, effective 14 bit

Geometry

• max. field of view: D=285 mm, H=225 mm
• max. resolution at 100 mm sample diameter ca. 30 µm
• max. resolution at 20 mm sample diameter ca. 6,5 µm
• interior space: L×W×H=990×500×890

Software

• Rekonstruktion Nikon Metrology CT Pro 3D
• Presentation, segmentation, registration and 3D image analysis: FEI Avizo for Materials Science
• Segmentation and FEM-meshing: Simpleware ScanIP