Figure 1

2d slice of a 3d μCT image of cracked concrete of size \(1000\times 550\times 880\) voxels with a voxel edge length of 22.7μm. The image stems from a normal-strength concrete sample that was exposed to a tensile test. Sample: Department of Civil Engineering, University of Kaiserslautern, Imaging: Fraunhofer ITWM, Kaiserslautern