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Atomic-Level Insights into the Mechanisms of Reinforcement and Fracture in a Graphene-Reinforced Bitumen Composite
Publisher: ASCE
Abstract: Graphene can significantly improve the mechanical performance and durability of a bitumen composite. However, the underlying reinforcement mechanism of this enhancement is not yet clear. Here, we use molecular dynamics ...
Effects of Bitumen Origins and Filler Types on the Micromechanics Prediction of Complex Modulus of Asphalt Mastics Considering Interparticle Interactions
Publisher: ASCE
Abstract: Asphalt mastic is a binary composite in which the bitumen matrix is embedded with filler particles. By taking interparticle interactions and the effects of bitumen origins and filler types into account, this research seeks ...
Study on the Water Stability of Polyurethane Concrete from Perspective of Polyurethane-Aggregate Interface
Publisher: ASCE
Abstract: Since the conventional asphalt concrete will release many harmful gases including greenhouse gas in the construction process and it is prone to early diseases leading to long-term performance deficiencies, in recent years, ...
Skid Resistance Performance Analysis and Driving Safety Evaluation in the Full Life Cycle of Asphalt Pavement
Publisher: American Society of Civil Engineers
Abstract: Skid resistance of pavement plays a vital role in transportation safety, and it continuously deteriorates because the pavement was exposed to traffic and environmental loadings. Although the evaluation law of asphalt ...
Performance Evaluation of Carboxylated Styrene–Butadiene Latex in Bitumen and in Asphalt Mixtures
Publisher: American Society of Civil Engineers
Abstract: Restricted by the harsh environmental conditions in cold regions, the construction of polymer-modified asphalt pavement in these areas is usually a process of high emissions of toxic and harmful gas and large energy ...
Molecular Insights into the Adsorption Configuration of Bitumen Colloidal on Aggregate Surface
Publisher: ASCE
Abstract: The interaction between bitumen colloidal and mineral aggregate is complicated owing to an intricate interplay of bitumen chemistry, aggregate mineralogy, and surface topography. Identifying the adsorption configuration ...