Research Article

Comparative Investigation on the Properties and Molecular Mechanisms of Natural Phenolic Compounds and Rubber Polymers to Inhibit Oxidative Aging of Asphalt Binders

Figure 9

Effect of modifiers on the diffusivity of asphalt: (a) linear fitting of the MSD data; (b) self-diffusion coefficients of base and modified asphalt.
(a)
(b)