Civil Engineering Reference
In-Depth Information
39
38.5
38
37.5
37
36.5
36
35.5
35
10
1
10
2
10
3
10
4
Frequency (Hz)
Figure 10.9
Phase speed 1
/
Re
q
R
of the Rayleigh wave in case c for the porous medium
as a function of frequency (solid curve), and for the frame in vacuum (broken line).
−
1
−
1.5
−
2
−
2.5
−
3
−
3.5
−
4
−
4.5
−
5
−
5.5
10
1
10
2
10
3
10
4
Frequency(Hz)
Figure 10.10
Im
q
R
for the Rayleigh wave in case c, porous medium (solid curve),
frame in vacuum (broken line).
