R-curve modeling of rate and size effects in quasibrittle fracture

Keyphrases

• Brittleness 20%
• Concrete Specimen 20%
• Crack Propagation Rate 40%
• Creep 40%
• Critical Energy Release Rate 20%
• Curve Modeling 100%
• Effect Plots 20%
• Elastic Constants 20%
• Equilibrium Curve 20%
• Equivalent Linear 20%
• Fracture Model 20%
• Geometrically Similar 20%
• Good Fit 20%
• Linear Elastic Fracture 20%
• Linear Elastic Fracture Mechanics 40%
• Linear Viscoelasticity 20%
• Load Value 20%
• Load-displacement Response 20%
• Loading Rate 60%
• Maximum Load 20%
• Positive Slope 20%
• Power Function 40%
• Process Zone 20%
• Quasi-brittle Fracture 100%
• Quasi-brittle Materials 20%
• R-curve 100%
• Rate Effect 100%
• Rate of Increase 20%
• Relaxation Test 20%
• Response Shift 20%
• Second Peak 20%
• Size Effect 100%
• Stress Intensity Factor 20%
• Stress Relaxation 20%
• Sudden Change 20%
• Time to Peak 20%
• Value-based 20%

Engineering

• Brittleness 20%
• Concrete Specimen 20%
• Crack Propagation 40%
• Creep 40%
• Critical Energy Release Rate 20%
• Curve Modeling 100%
• Displacement Response 20%
• Elastic Constant 20%
• Equilibrium Curve 20%
• Experimental Observation 20%
• Linear Elastic Fracture 20%
• Linear Elastic Fracture Mechanic 40%
• Loading Rate 60%
• Process Zone 20%
• Propagation Velocity 20%
• R-Curves 100%
• Rate Increase 20%
• Size Effect 100%
• Stress Relaxation 20%
• Stress-Intensity Factor 20%
• Sudden Change 20%
• Test Data 20%