Sound absorbing material used to prevent sound from being reflected by walls for sound insulation and sound.A shape like a wedge lasts steadilyOr, it is commonplace that sandwiches the wall, but there ...

If you live in a city, near a highway, or an airport, you may be bothered by a variety of low-frequency noises emitted by cars and airplanes. Research results have been announced that ``ping pong ...

Acoustical comfort is a critical element of interior design that should never be neglected, especially in shared spaces such as restaurants, convention centers, museums, sports halls, and many others.

Experts at the University of Bristol have discovered that the scales on moth wings act as excellent sound absorbers even when placed on an artificial surface. Experts at the University of Bristol have ...