PSI - Issue 41

Camilla Ronchei et al. / Procedia Structural Integrity 41 (2022) 215–219 Author name / Structural Integrity Procedia 00 (2019) 000 – 000

219

5

fracture (with a

( S I II C K  mean value equal to 0.950 MPa·m )

0.5 ), in agreement with the results reported in the recent

technical literature. A detail chemical and structural characterisation of GO-reinforced mortar through SEM images and EDS patterns is in progress in order to investigate the role of the GO nanoplates in regulating the microstructure of hydration crystals.

1.00

0.75

LOAD, P [kN]

0.50

0.25

GO PM

0.00

0.00

0.05

0.10

0.15

CMOD [mm]

Fig. 2. Experimental load – CMOD curves of PM and GO specimens.

Table 2. Fracture test results: peak load, elastic modulus and fracture toughness of PM and GO specimens. SPECIMEN TYPE max P [kN] E [GPa] ( ) S I II C K  [MPa·m 0.5 ]       PM 0.741 0.043 32.984 0.649 0.835 0.044 GO 0.916 0.086 33.752 0.418 0.950 0.049

References

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