镁离子调控无定形碳酸钙制备一水碳酸钙结晶过程

蔡豪, 汪琦航, 邹朝勇

Crystallization Pathway of Monohydrocalcite via Amorphous Calcium Carbonate Regulated by Magnesium Ion

CAI Hao, WANG Qihang, ZOU Zhaoyong

图3 含镁ACC结晶过程中溶液变化的原位监测以及不同时间点产物的结构表征

Fig. 3 In-situ monitoring of solution changes during crystallization of Mg-ACC and structural characterization of products at different time points (a) Ca2+ activity; (b) pH evolution; (c) XRD patterns and (d) FT-IR spectra of the crystallized products at different crystallization stages. Concentration of carbonate: 10 mmol/L; Mg/(Mg+Ca) ratio: 0.6