Fig. 4

a Full SF scaffold is discretized into 9 isometric RVE sections, b the fluid domain and the boundary conditions of the CFD model (micro-level) for calculating the permeability of one example RVE section

a Full SF scaffold is discretized into 9 isometric RVE sections, b the fluid domain and the boundary conditions of the CFD model (micro-level) for calculating the permeability of one example RVE section