Engineering
Acoustics
100%
Modulation Technique
78%
Modulation Method
50%
Macroscale
34%
Ultrasonics
33%
Mesoscale
32%
Damage Detection
32%
Modulation Index
29%
Mines
29%
Amplifier
28%
Non-Destructive Testing
26%
Particle Velocity
26%
Nonlinear Response
25%
Nonlinearity
25%
Sound Source
24%
Detection
22%
Materials Degradation
20%
Frequency Modulation
19%
Delamination
18%
Nonlinear Behavior
17%
Structural Vibration
17%
Field Test
16%
Structural Health Monitoring
16%
Low Frequency Vibration
15%
Experimental Investigation
15%
Full Scale
15%
Spectral Component
14%
Detection Algorithm
13%
Acoustic Emission
13%
Low Frequency
13%
Applicability
13%
Amplification Factor
13%
Fatigue Damage Accumulation
13%
Structural Materials
13%
Ageing Aircraft
12%
Nonlinearity
11%
Debonding
11%
Environmental Load
11%
Structural Health
11%
Soil System
10%
Microscale
10%
Steel Pipe
10%
Structural Damage
10%
Vibration Mode
10%
Acoustic Pressure
10%
Harmonics
10%
Service Load
10%
Surrounding Soil
9%
Amplitude Modulation
9%
Velocity
9%
Physics
Nonlinear Acoustics
73%
Acoustics
60%
Frequencies
48%
Detection
36%
Vibration
30%
Modulation Technique
25%
Acoustic Method
24%
Cracks
22%
Amplitude Modulation
19%
Evaluation
15%
Delamination
15%
Frequency Modulation
14%
Acoustic Emission
14%
Debonding
14%
Modulation Index
14%
Nondestructive Test
13%
Ultrasonics
11%
Media
11%
Ultrasonic Radiation
11%
Acoustic Wave
10%
Assessments
10%
Harmonics
10%
Behavior
10%
Linear Acoustics
10%
Cross Correlation
9%
Acoustic Wave
9%
Acoustic Method
9%
Metamaterial
9%
Acoustic Velocity
9%
Nonlinear Vibration
9%
Technology
9%
Spectral Band
9%
Responses
9%
Independent Variables
9%
Harmonics
9%
Ultrasound
8%
Probe
8%
Particle
8%
Fracture
8%
Impact
7%
Contact Area
7%
Mathematical Model
7%
Amplifier
7%
Utilization
7%
Corrosion
6%
Discrimination
6%
Combustion Engine
6%
Model
6%
Frequency Modulation
6%
Steel
6%
Material Science
Non-Destructive Testing
38%
Crack
33%
Materials Degradation
32%
Material
24%
Aircraft
20%
Delamination
19%
Microcracks
17%
Fatigue Damage
17%
Debonding
17%
Structural Vibration
17%
Building Material
16%
Stress Corrosion Cracking
14%
Spring Steel
13%
Crack Formation
13%
Crack Growth
13%
Density
12%
Aluminum
12%
Scanning Electron Microscopy
11%
Fatigue Crack
11%
Contact Area
11%
Corrosion
11%
Metamaterial
9%
Detection Technique
9%
Damage Evolution
9%
Surface (Surface Science)
9%
Delamination
9%
Ultrasonic Testing
8%
Fatigue of Materials
8%
Mechanical Strength
7%
Crack Detection
7%
Laminated Plate
7%
Characterization
6%
Deterioration
6%
Metal
5%
Eddy-Current Testing
5%
Bending
5%
Paper
5%