Toglierehistogrammii

A source-controlled experiment on Mt. Etna to investigate the origin of wavefield polarization in fault zones

Radial component corresponds to ''the natural site polarization''

5-Hz band-pass filter

Comp. Z

Distance 300 m

Comp. Radial

Distance 300 m

Comp. Transverse

Distance 300 m

Comp. Z

Distance 10 m

Comp. Radial

Distance 10 m

Comp. Tranverse

Distance 10 m

Array layout N240, Source Polarization N330 ''Natural Site Polarization''

tutto editabilel

Pol 240layout 330Stazione 50 m

Signal bp 5 Hz

Array layout N240, Source Polarization N330 ''Natural Site Polarization''

-63

m

Noise lp 2 Hz

Noise bp 5 Hz

Signal bp 5 Hz

Noise lp 2 Hz

Noise bp 5 Hz

Array layout N330, Source Polarization N240

10

m5

0 m

10

0 m

15

0 m

20

0 m

25

0 m

30

0 m

10

m5

0 m

10

0 m

15

0 m

20

0 m

25

0 m

30

0 m

Primi 4con le scaleche si vedono

Signal bp 5 Hz

Array layout N240, Source Polarization N330 ''Natural Site Polarization''

-63

m

Noise lp 2 Hz

Noise bp 5 Hz

Signal bp 5 Hz

Noise lp 2 Hz

Noise bp 5 Hz

Array layout N330, Source Polarization N240

10

m5

0 m

10

0 m

15

0 m

20

0 m

25

0 m

30

0 m

10

m5

0 m

10

0 m

15

0 m

20

0 m

25

0 m

30

0 m

Attenuation Q

Ratio 150/10 mAttenuation Amplitude

Frequency (Hz)

Frequency (Hz)