Keyphrases
Damaged Concrete
100%
Acoustic Testing
100%
Impact-based
100%
Nonlinear Acoustics
100%
Distributed Damage
100%
Nonlinear Resonant Ultrasound Spectroscopy
62%
Nonlinear Parameter
37%
Concrete Specimen
25%
Microstrain
25%
Nondestructive Evaluation Techniques
25%
Microstructure
12%
Metallic Alloys
12%
Freeze-thaw Cycles
12%
Microcracks
12%
Testing Method
12%
Physics-based Model
12%
Nonlinear Elasticity
12%
Transportability
12%
In Situ Investigation
12%
Potential Field
12%
Hysteresis Nonlinearity
12%
Acoustic Response
12%
Parameter Extraction
12%
Resonant Frequency Tracking
12%
Global Measures
12%
Damage Evolution
12%
Freeze-thaw Damage
12%
Composite Rock
12%
Cementitious Materials
12%
Concrete Testing
12%
Multi-impact
12%
Single Impact
12%
Engineering
Nonlinear Parameter
100%
Broadening
50%
Test Data
50%
Good Agreement
50%
Alloy
50%
Strain Level
50%
Concrete Specimen
50%
Microcracking
50%
Resonance Frequency
50%
Test Result
50%
Thaw Cycle
50%
Mechanical Impact
50%
Single Impact
50%
Physics
Nonlinear Acoustics
100%
Frequency Measurement
25%
Physics
25%
Microcracking
25%
Material Science
Concrete Testing
50%
Mechanical Impact
50%