Measurements taken in Tom Huber's Acoustics Lab at Gustavus Adolphus College (email [email protected]). These measurements were performed using the Polytec PSV-400 Scanning Laser Doppler Vibrometer that was obtained with a grant from the National Science Foundation.
This material is based upon work supported by the National Science Foundation under Grant Numbers: 0509998, 0900197, 0959858, 0963491, 1300591
Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author and do not necessarily reflect the views of the National Science Foundation.