Effect of CaO on the Autogenous Shrinkage of Alkali-Activated Slag Mortar

Table 8

Al/Si ratio of C-(A-)S-H, MCL and α obtained by ²⁹Si MAS NMR.

Group	Age (d)	Q^0 (%)	(%)	Q^1 (%)	Q^2 (1Al) (%)		Q^2 (%)	MCL	Al/Si	α (%)
C0	28	11.60	23.84	26.77	23.71	14.07		5.71	0.18	64.55
C0	56	11.23	20.34	26.91	25.79	15.73		6.04	0.19	68.43
C12	28	18.07	22.96	26.40	19.41	13.16		5.20	0.16	58.97
C12	56	17.26	20.91	26.61	19.97	15.24		5.40	0.16	61.82