Definitions & Terminology
Ultrasound; Pulse echo / transmission; Velocity: d/t, group;  phase; Frequency; Amplitude, Intensity & Attenuation; Acoustic impedance

Interface Behaviour
Reflection, Transmission & Refraction

Modes of Wave Propagation
Longitudinal; Shear; Bar; Surface (Rayleigh)

Ultrasound Transducer
Piezo-electric effect; Transducer Design - single element (longitudinal, shear, surface), EMAT; Beam Profile; Focussing; Calibration (hydrophone)

Theoretical Modelling
Scattering; Biot theory

CLIP

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