Quantifying Rate- and Temperature-Dependent Molecular Damage in Elastomer Fracture
Juliette Slootman, Victoria Waltz, C. Joshua Yeh, Christoph Baumann, Robert Göstl, Jean Comtet, Costantino Creton
Abstract
Experiments with mechano-fluorescent molecules reveal that the number of broken bonds needed to grow a crack in rubbery elastomers depends strongly on molecular friction, which could aid the design of fracture-resistant materials.
Topics & Concepts
ElastomerMaterials scienceComposite materialFracture (geology)MoleculePolymerFracture mechanicsElasticity (physics)Fracture toughnessMolecular dynamicsForce Microscopy Techniques and ApplicationsPolymer Nanocomposites and PropertiesAdhesion, Friction, and Surface Interactions