Experimental Laser Ultrasonic (IMAGE) University of Arizona College of Engineering Caption This experimental laser ultrasonic setup in collaborator Nick Boechler's lab will create phonons with nature-defying characteristics. Credit Courtesy of Nicholas Boechler Usage Restrictions None. License Licensed content 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.