Pores and Microanalysis of Microbe-Inspired Nano-CaCO₃ Cementing Sand Columns

Table 1

Calculated porosity structure factors of MIP data report of sand columns.

No.	Days/d	Grades	Permeable area/10^−3 𝜇m^2	Total porosity/%	Pore volume/mL/g	Specific area/m^2/m	Pore throat/pore
A1	5	Super low	0.08356	40.466	0.2500	0.0166	3.8286
A9	10	Super low	0.11084	35.724	0.2119	0.0169	4.1489
A13	15	Super low	0.03961	35.538	0.2137	0.0186	2.8909
A20	20	Super low	0.01479	27.855	0.1437	0.0236	3.8554
A27	28	Super low	0.00044	27.305	0.1394	0.1170	0.4865
B1	28	Super low	0.01210	18.183	0.1008	0.0079	4.6848