Table 5.

Values of fracture energies of mortars originating from nano suspensions.

Concentration wt.% of Cement	Fracture Energy [N/m (J/m2)]
	CNTs	GNPs
0	4.51 ± 0.44
0.2	8.14 ± 0.74	18.73 ± 0.91
0.4	26.15 ± 1.08	33.54 ± 1.81
0.6	12.00 ± 1.23	37.66 ± 1.99
0.8	9.25 ± 0.76	42.99 ± 1.72
1.0	10.20 ± 0.82	43.76 ± 1.87
1.2	9.85 ± 0.83	41.64 ± 2.08