Fig. 4

Computer design and SEM images according to different designs, pore sizes, and porosities of Sr-HT-Gahnite scaffolds prepared by DIW (a); SEM images of dense granules, scaffolds with or without protrusions which might increase their surface area (b); and SEM images of β-TCP scaffolds printed with different needle internal diameters and spacing between filaments (c). Figures a and b were adapted from refs. ¹³⁸ and¹⁵³, respectively (open-access articles distributed under the terms of the Creative Commons CC BY license). Figure c was adapted from.²⁷⁷