Author's Impression of An Acoustic Micro-Cloak (image) University of Bristol Share Print E-Mail Caption This is an author's impression of an acoustic micro-cloak made of an array of spherical particles. Credit Image courtesy of Mihai Caleap, University of Bristol, copyright © 2014 Usage Restrictions The image is for single-use only and should not be archived. 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.