Parameters of ultrasonic fields. Equation of state, motion and continuity. Connections between acoustics parameters and wave equation. Propagation of ultrasound waves in gases, liquids and solids. Ultrasonic generators. Piezoelectric and magnetostrictive ultrasonic transducers. Measuring parameters of ultrasound transducers and determination of equivalent circuits. Automatic tracking of transducer resonant frequency. One dimensional and three dimensional models of ultrasound transducers. Determination of loading medium parameters by using electrical impedance of transducer. Nonlinear and thermodynamical effects in ultrasound transducers and loading mediums. Surgical, therapeutic and diagnostic ultrasound. Ultrasound systems for non-destructive material evaluation. Modelling ultrasound transducers by using finite elements method in time and frequency domain. Modelling propagation of ultrasound waves in different mediums.
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