ISBN: 3540642749
TITLE: Dynamics of Fracture
AUTHOR: Morozov, N.; Petrov, Y.
TOC:

Chapter 1. Problems of Dynamic Linear Fracture Mechanics 1
 1. Problems of Stability and Fracture Under High-Speed Loading 1
 2. Outline of Linear Fracture Mechanics 2
 3. Theoretical Contradictions of Fracture Mechanics 3
Chapter 2. Experimental Methods of Dynamic Fracture Research 6
 1. The Dynamic Photoelastic Method 6
 2. The Method of Caustics 9
 3. On an Asymptotic Representation of the Stress Field Near the Crack Tip 12
Chapter 3. Effects of High-Rate Fracture of Brittle Materials 16
 1. Fracture of 'Intact' Materials 16
 2. Study of Dynamic Crack-Growth Resistance of a Brittle Fracture 18
 3. Crack Behaviour Under Threshold Loading 20
Chapter 4. Some Non-Classical Approaches. New Criterion of Brittle Fracture 24
 1. On the Neuber-Novozhilov Criterion 24
 2. The Shockey-Kalthoff Minimal-Time Criterion 25
 3. The Nikiphorovski-Shemyakin Pulse Criterion 26
 4. The Structural-Temporal Criterion of Brittle-Medium Fracture 28
 5. On the Discrete Nature of Dynamic Fracture of Solids 30
 6. On the Relaxation Nature of the Incubation Time 35
 7. On Choice of the Parameters of Structural-Temporal Criterion 37
Chapter 5. 'Intact' Fracture 39
 1. Cleavage Fracture in Solids: Dynamic Strength of Materials 39
 2. Temporal Dependence of Strength 41
 3. Fracture Zone Behavior Under Cleavage 43
 4. On the Relationship of Quasistatic and Dynamic Mechanisms of Solid Fracture 46
 5. On Surface Erosion Under Hard Particle Impact 47
Chapter 6. Stress Fields in Problems of Dynamic Fracture Mechanics 52
 1. On a Stress State Asymptotic Description Near a Crack Tip under Dynamic Loading 52
 2. Wave Stress Pulse Interaction with a Longitudinal Shear Crack 53
 3. On the Stress State Near the Tip of a Rapidly Growing Crack 56
 4. On the Influence of Regular Terms of the Stress-Field Asymptotic Representation 58
Chapter 7. Dynamic Fracture Near the Crack Tip 61
 1. Threshold Pulses of Impact Loading 61
 2. On Loading-Rate Dependence of Dynamic Fracture Viscosity 65
 3. Minimum and Maximum Pulses. Limit Characteristics of Material Dynamic Fracture 69
 4. On Testing Principles of Material Dynamic Strength Properties 72
Chapter 8. Determination of Fracture Direction Under Asymmetric-Impact Action 74
 1. Experimental Scheme and Fracture 'Mode Change' Effect" 74
 2. Asymmetrical-Impact Problem 76
 3. Stress-Intensity Factors 77
 4. Fracture-Direction Change 81
Chapter 9. On Material Yield Modeling under High-Rate Loading 84
 1. Experimental Studies of Material Yield Under High-Rate Loading 84
 2. Classical Description Methods of Material Dynamic Properties 85
 3. New Yield Criterion 86
 4. Constant-Rate Loading 87
References 91
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