Figure 16
From: SeMSA: a compact super absorber optimised for broadband, low-frequency noise attenuation

Absorption profiles of 4 hole, 15 mm SeMSA cell. Damping value fit of EC model to the experimental result.
From: SeMSA: a compact super absorber optimised for broadband, low-frequency noise attenuation
Absorption profiles of 4 hole, 15 mm SeMSA cell. Damping value fit of EC model to the experimental result.