Synergetic Effect of Graphene and MWCNTs on Microstructure and Mechanical Properties of Cu/Ti3SiC2/C Nanocomposites

Table 4 Mechanical properties of nanocomposite materials

Item	HV	Compressive strength (MPa)	Tensile strength (MPa)	Shear strength (MPa)
Cu/Ti₃SiC₂/C^①	97.787 (± 4.6847)	468.94 (± 4.33)	177.23 (± 3.23)	108.38 (± 11.17)
Cu/Ti₃SiC₂/C^②	96.859 (± 2.7743)	459.03 (± 7.26)	176.24 (± 1.85)	104.49 (± 0.98)
Cu/Ti₃SiC₂/C^③	88.626 (± 3.3447)	412.87 (± 1.81)	156.11 (± 4.91)	86 (± 4.96)
Cu/Ti₃SiC₂/C[6]	85	/	113	/
Cu/Ti₃SiC₂/C/
MWCNTs [10]	91	301.8	126.92	/

The specimens of Cu/Ti₃SiC₂/C ^①, Cu/Ti₃SiC₂/C ^②, and Cu/Ti₃SiC₂/C ^③ are nanocomposites with 0.8 wt% graphenes and 0.2 wt% MWCNTs, nanocomposites with 0.5 wt% graphenes and 0.5 wt% MWCNTs, and nanocomposites with 0.2 wt% graphenes and 0.8 wt% MWCNTs