Fig. 5From: Atomistic-scale investigation of self-healing mechanism in Nano-silica modified asphalt through molecular dynamics simulationSelf-Healing Process in the Virgin Asphalt Model: (a) Structure with 10 Å Crack Prior to Self-Healing and (b) Structure After Self-Healing (asphaltene, resin, aromatic, and saturate are represented as blue, purple, red, and green, respectively)Back to article page