Acoustic Cloaking Device Hides Objects from Sound | Duke Pratt School of Engineering - 0 views
-
john roach on 17 Mar 14Using little more than a few perforated sheets of plastic and a staggering amount of number crunching, Duke engineers have demonstrated the world's first three-dimensional acoustic cloak. The new device reroutes sound waves to create the impression that both the cloak and anything beneath it are not there.