October 1, 2010 Add as a preferred source on Google Add as a preferred source on Google Commercial flash diffusers and bounce cards are pricey for what they are, thin sheets of foam and plastic. This ...

The new, 'ultra-thin' sound diffuser is 10 times thinner than the widely used diffusers found in recording studios, concert venues and movie theaters to reduce echoes and improve the quality of sound.

The device, created by technologists from North Carolina State University, also promises to require less material. This leads to a reduced cost as well as taking up far less space than diffusers ...

Sound diffusers based on acoustic metasurfaces can be one order of magnitude thinner than conventional diffusers while retaining comparable performance, Yun Jing and colleagues report in Physical ...