Metamaterials are materials that possess exotic properties, and the metamaterial assembled at the École Polytechnique ...

Shan writes - These brass acoustic resonators were made by the celebrated German physicist and maker of musical instruments Rudolph Koenig, renowned for the accuracy and clarity of pitch attained ...

"Our work is the first to utilize ring resonators in an acoustic tweezer application, enabling manipulation of particles such as trapping, moving and mixing." There are many approaches to building ...

The “Helmholtz resonator” concept explains the frequencies of sound produced by clapping the hands together in different configurations.