The principles and applications of ultrasound waves are described in this up-to-date book. Ultrasonic waves have applications in a variety of fields such as medicine, engineering, biology, physics, etc. This book includes contributions from prominent researchers around the globe and introduces various applications of ultrasonic waves. It discusses topics such as phased array modelling, ultrasonic thrusters, positioning systems, tomography, projection, gas hydrate bearing sediments and Doppler Velocimetry which, combined with substances characterization, mining, corrosion and gas removal by...