Introduction
Basic Principles
History
Present State
Future Direction

Physics of Ultrasound
Wave Propagation
Modes of Sound Waves
Properties of Plane Waves
Wavelength/Flaw Detection
Elastic Properties of Solids
Attenuation
Acoustic Impedance
Reflection/Transmission
Refraction & Snell's Law
Mode Conversion
Signal-to-noise Ratio
Wave Interference

Equipment & Transducers
Piezoelectric Transducers
Characteristics of PT
Radiated Fields
Transducer Beam Spread
Transducer Types
Transducer Testing I
Transducer Testing II
Transducer Modeling
Couplant
EMATs
- Lamb Wave Generation with EMATs
- Shear Wave Generation with EMATs
- Velocity Measurements with EMATs
- Texture Measurement I with EMATs
- Texture Measurement II with EMATs
- Stress Measurement with EMATs
- Composite inspection with EMATs
Pulser-Receivers
Tone Burst Generators
Function Generators
Impedance Matching
Data Presentation
Error Analysis
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Measurement Techniques
Normal Beam Inspection
Angle Beams I
Angle Beams II
Crack Tip Diffraction
Automated Scanning
Velocity Measurements
Measuring Attenuation
Spread Spectrum
Signal Processing
Flaw Reconstruction

Calibration Methods
Calibration Methods
DAC Curves
Curvature Correction
Thompson-Gray Model
UTSIM
Grain Noise Modeling
References/Standards

Selected Applications
Rail Inspection
Weldments

Formulae and Tables
UT Material Properties
References

Quizzes
20 Question Quiz
35 Question Quiz
50 Question Quiz

Note: These quizzes draw from the same database of questions.  Each time a quiz is opened, a new set of questions will be produced.  The Collaboration for NDE Education does not record the names of individuals taking a quiz or the results of a quiz.