Theoretical Investigation on Failure Strength and Fracture Toughness of Precracked Single-Layer Graphene Sheets

Figure 3

(a) The atomistic models with different crack distributions along the width direction. (b) The variations of the effective Young modulus with increasing value for different crack distributions along the width direction. (c) The variations of the effective Young modulus with increasing graphene length for different values.

(a)

(b)

(c)