Nonlinear Three-Wave Interaction in Plate (video) Toyohashi University of Technology Share Print E-Mail Loading video... Caption This image shows two ultrasonic waves intersecting in a plate on the left and a third ultrasonic wave extracted by filtering on the right. Credit Copyright (C) Toyohashi University of Technology. All rights reserved. Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.