Figure 4
Frequency dependence of (a) the storage modulus and loss modulus, (b) the sound velocity in the APTES layer, and (c) the acoustic absorption coefficient in the APTES layer.
Figure 4 | Scientific Reports
Frequency dependence of (a) the storage modulus and loss modulus, (b) the sound velocity in the APTES layer, and (c) the acoustic absorption coefficient in the APTES layer.
