Acoustic Duo (IMAGE) DOE/Sandia National Laboratories Caption Scientists Matt Eichenfield, left, and Lisa Hackett led the team at Sandia National Laboratories that created the world's smallest and best acoustic amplifier. Credit Bret Latter, Sandia National Laboratories 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.