Why is mechanical fatigue different from toughness in elastomers? The role of damage by polymer chain scission

• DOI: 10.1126/sciadv.abg9410
• Publication Date: 2021-10-13T18:20:21Z
• Authors: Gabriel E. Sanoja; Xavier P. Morelle; Jean Comtet; C. Joshua Yeh; Matteo Ciccotti; Costantino Creton
• Keywords: Chain scission; Bond cleavage; Chain (unit); Toughening

Tough elastomers that resist fracture at high loads are not optimum for sustaining many cycles low loads.