Fig. 3: Natural vs artifical processes.
From: Nature-inspired materials: Emerging trends and prospects
a Natural photosynthesis vs b artificial photosynthesis or nature-inspired photosynthesis52, c artificial biomineralization four-stage process, d achieved density in different media, e SEM image, morphology of artificial biomineralized ceramic7. (subfigures a and b adapted from ref. 52 (© RSC 2009) and c, d, and e adapted from ref. 7 (© NPG 2017).
