Research on the Fracture Properties and Modification Mechanism of Polyester Fiber and SBR Latex Modified Cement Concrete

Table 8

The characteristics of XRD diffraction peak at the angle of 17–19° for cement pastes with different P/C.

Age	Sample	value; (nm)	FWHM; (°)	(counts)	(counts)
3	1#	4.918	0.137	6245	1037
	2#	4.913	0.129	4029	814
7	1#	4.915	0.175	7867	1590
	2#	4.909	0.171	6158	1337
28	1#	4.910	0.178	8730	1864
	2#	4.921	0.175	8842	1921
90	1#	4.911	0.181	9572	2137
	2#	4.914	0.184	10573	2368