Hydrodynamic Cavitation-Assisted Synthesis of Nanocalcite

Table 2

Effect of slurry concentration and CO₂ flow rates, orifice diameter on crystallite size (calculated from XRD), and particle size distribution (from TEM).

Ca(OH)2 Slurry%	CO2 l/min	Orifice Dia. mm	Crystallite size nm	Particle size distribution nm
Effect of change in CO2 flow rate
4	3	4	74	65–92
4	5	4	54	62–53
4	7	4	47	35–55
Effect of change in Ca(OH)2 concentration
2	5	4	50	69–52
4	5	4	54	62–53
6	5	4	61	50–72
Effect of change in orifice diameter
4	5	1 × 5 holes	37	29–38
4	5	2	39	30–41
4	5	3	49	43–56
Without orifice
4	5	4	54	62–53
4	5	—	101	90–168