Journal of Nanomaterials / 2012 / Article / Fig 3

Research Article

Facile Synthesis of Calcium Carbonate Nanoparticles from Cockle Shells

Figure 3

FT-IR spectra of cockle shells powders before (a) and after (b) the addition of BS-12. The characteristics absorption peaks of aragonite polymorph were observed both in the absence and presence of BS-12 ((a) and (b)).