Nonlinear Resonant Ultrasonic Spectroscopy (NRUS) for Monitoring Fatigue Crack Growth in Aluminum

Keyphrases

• Fatigue Crack Growth 100%
• Nonlinear Resonant Ultrasound Spectroscopy 100%
• Resonance Frequency Shift 25%
• Fatigue Crack 16%
• Nonlinear Parameter 16%
• Impact-based 16%
• Distributed Damage 16%
• High Sensitivity 8%
• Resonant Frequency 8%
• Excitation Source 8%
• Cyclic Loading 8%
• Local Damage 8%
• High Strain 8%
• Acoustic Testing 8%
• Frequency Change 8%
• Nondestructive Evaluation 8%
• Modal 8%
• Low Strain 8%
• Hysteretic 8%
• Hysteresis Nonlinearity 8%
• Gradual Increase 8%
• Progressive Damage 8%
• Defects in Metals 8%
• Local Defect 8%
• Elastic Nonlinearity 8%
• Impact Hammer 8%
• Crack Grow 8%
• Ultrasonic Impact 8%
• Intact Specimen 8%
• Microdamage 8%
• Amplitude Dependency 8%
• Incipient Damage 8%
• Bending Fatigue Test 8%
• Scanning Electron Microscopy (SEM-EDS) 8%
• Testing Techniques 8%

Material Science

• Aluminum 100%
• Fatigue Crack Growth 100%
• Fatigue Crack 66%
• Scanning Electron Microscopy 33%
• Non-Destructive Testing 33%
• Acoustics 33%

Physics

• Ultrasonic Spectroscopy 100%
• Fatigue Crack Growth 100%
• Frequency Shift 25%
• Fatigue Crack 16%
• Scanning Electron Microscopy 8%
• Fatigue Test 8%
• Acoustics 8%