Microstructure of a graded titanium felt porous transport layer

Felt manufacturer: Sylatech GmbH (Germany) X-ray µ-CT device: Procon CT alpha from Procon X-ray GmbH (Germany) Acquisation parameters: Source voltage: 50 kV Current: 160 µA Exposure time: 1000 ms Number of projections per 360°: 1200 Image processing steps: Image smoothing with mean filter (3 × 3 × 3 kernel) Binarization by global thresholding with Otsu method Data format: TIFF image stack compressed into ZIP Further information can be found in Bhaskaran et al. (2022).