Evaluation of equivalent crack propagation length and fracture energy of two commonly used rock fracture toughness test configurations based on Bažant’s size effect law
Qin Xie, Xiling Liu, Ling Fan, Shuquan Peng, Yuan Zeng
Topics & Concepts
Materials scienceFracture toughnessFracture mechanicsCompact tension specimenFracture (geology)RADIUSComposite materialLength measurementStress intensity factorCrack growth resistance curveDigital image correlationStructural engineeringCrack closureOpticsPhysicsComputer scienceComputer securityEngineeringRock Mechanics and ModelingFatigue and fracture mechanicsGeotechnical Engineering and Underground Structures