we have a new paper from ACS Sustain. Chem. Eng. We successfully produced amorphous calcium carbonate and vaterite from cement paste fines using a one-time wet-carbonation technique. Mechanisms and our experineces were shown in the following:

Z. Yang, T. Arai, R. Maemoto, T. Noguchi, I. Maruyama, Wet carbonation of recycled cement paste fines: Controlling vaterite and ACC precipitation with ethylenediamine, ACS Sustain. Chem. Eng. (2025). https://doi.org/10.1021/acssuschemeng.5c02115.