Ultra-Thin Sound Diffuser (image) North Carolina State University Share Print E-Mail Caption A conventional, two-dimensional conventional Schroeder diffuser (on the left), compared to a new, 'ultra-thin' two-dimensional Schroeder diffuser (at right). The ultra-thin diffuser is 10 times thinner. Credit Yun Jing Usage Restrictions Image credit must be given. 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.