Keyphrases
Acoustic Field
60%
Analytical Algorithm
20%
Beam Focusing
100%
Cut-off Frequency
20%
Cylinder Radius
20%
Flexural Mode
60%
Focal Distance
20%
Frequency Mode
20%
Frequency Values
20%
Guided Waves
100%
Hollow Cylinder
20%
Lamb Waves
40%
Large Diameter
20%
Longitudinal Mode
20%
Non-axisymmetric
40%
Non-axisymmetric Guided Wave
100%
Numerical Calculation
20%
Partial Loading
20%
Phase Velocity
40%
Pipe Diameter
20%
Pipe Thickness
20%
Propagation Distance
60%
Rate of Change
20%
Simplified Model
40%
Total Electric Field
20%
Wall Thickness
40%
Wave Beam
20%
Engineering
Acoustic Field
40%
Axisymmetric
100%
Change Rate
10%
Circumferential
20%
Cutoff Frequency
10%
Diameter Pipe
100%
Distance Propagation
30%
Exact Prediction
10%
Focal Point
10%
Guided Wave
100%
Lamb Wave
20%
Longitudinal Mode
10%
Numerical Calculation
10%
Phase Velocity
20%
Pipe Diameter
10%
Pipe Wall Thickness
10%
Simple Equation
20%
Simple Model
10%
Physics
Beam Focusing
100%
Lamb Wave
100%
Phase Velocity
100%