Preparation and Characterization of Ni-Doped Calcium Silicate Hydrate Based on Steel Slag: Adsorption Capacity for Rhodamine B from Aqueous Solution

Table 4

The structure characteristics of samples.

Sample	Surface area	Pore volume	Pore diameter
	(m^2·g^−1)	(cm^3·g^−1)	(nm)
SCSH	72.47	0.27	15.85
NSCSH	77.88	0.25	13.45