Synthesis and Characterization of Cockle Shell-Based Calcium Carbonate Aragonite Polymorph Nanoparticles with Surface Functionalization

Figure 11

X-ray diffraction patterns of (a) cockle shell-based calcium carbonate nanoparticles before surface functionalization, (b) surface functionalized cockle shell-based calcium carbonate nanoparticles, and (c) precipitated calcium carbonate.

(a)

(b)

(c)