Moment-tensor inversion of LP events recorded on Etna in 2004 using constraints obtained from wave simulation tests

Geophysical Research Letters

Volumn 34, Issue 22, 2007, Pages

  Lokmer, Ivan ^a   Bean, Christopher J ^a   Saccorotti, Gilberto ^b   Patanè, Domenico ^c  

^a UNIVERSITY COLLEGE DUBLIN   (Ireland)

^b SEZIONE DI PISA   (Italy)

^c ISTITUTO NAZIONALE DI GEOFISICA E VULCANOLOGIA   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

COMPUTER SIMULATION; MATHEMATICAL MODELS; SEISMIC WAVES; TOMOGRAPHY; VOLCANOES;

BROAD BAND SEISMIC NETWORK; PULSATING GAS INJECTION; WAVE SIMULATION TESTS;

SEISMOLOGY;

DATA INVERSION; MOMENT TENSOR; NUMERICAL MODEL; SEISMIC DATA; SEISMIC SOURCE; VELOCITY STRUCTURE;

CATANIA [SICILY]; ETNA; EURASIA; EUROPE; ITALY; SICILY; SOUTHERN EUROPE;

EID: 38949091359     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/2007GL031902     Document Type: Article

References (25)

1. Aki, K., M. Fehler, and S. Das (1977), Source mechanism of volcanic tremor: Fluid-driven crack models and their application to the 1963 Kilauea eruption, J. Volcanol. Geotherm. Res., 2, 259-287.
2. Allard, P., B. Behncke, S. D'Amico, M. Neri, and S. Gambino (2006), Mount Etna 1993-2005: Anatomy of an evolving eruptive cycle, Earth Sci. Rev., 78, 85-114.
3. Bonaccorso, A., and P. M. Davis (2004), Modeling of ground deformation associated with recent lateral eruptions: Mechanics of magma ascent and intermediate storage at Mt. Etna, in Mt. Etna: Volcano Laboratory, edited by A. Bonaccorso, et al., pp. 293-306, AGU, Washington, D. C.
4. Cesca, S., and T. Dahm (2007), A frequency domain inversion code to retrieve time-dependent parameters of very-long period volcanic sources, Comput. Geosci, in press.
5. Chouet, B. A. (1986), Dynamics of a fluid-driven crack in three dimensions by the finite difference method, J. Geophys. Res., 91, 13,967-13,992.
6. Chouet, B. A. (1988), Resonance of a fluid-driven crack: Radiation properties and implications fro the source of long-period events and harmonic tremor, J. Geophys. Res., 93, 4375-4400.
7. Chouet, B. (2003), Volcano seismology, Pure Appl. Geophys., 160, 739-788.
8. Chouet, B., P. Dawson, T. Ohminato, M. Martini, G. Saccorotti, F. Giudicepietro, G. De Luca, G. Milana, and R. Scarpa (2003), Source mechanisms of explosions at Stromboli Volcano, Italy, determined from moment-tensor inversions of very-long-period data, J. Geophys. Res., 108(B1), 2019, doi:10.1029/2002JB001919.
9. Corsaro, R. A., and M. Pompilio (2004), Buoyancy-controlled eruption of magmas at Mt. Etna, Terra Nova, 16, 16-22.
10. Ferrick, M. G., A. Qamar, and W. F. St. Lawrence (1982), Source mechanism for volcanic tremor, J. Geophys. Res., 87, 8675-8683.
11. Kumagai, H., B. A. Chouet, and M. Nakano (2002), Waveform inversion of oscillatory signatures in long-period events beneath volcanoes, J. Geophys. Res., 107(B11), 2301, doi:10.1029/2001JB001704.
12. Kumagai, H., B. A. Chouet, and P. B. Dawson (2005), Source process of a long-period event at Kilauea volcano, Hawaii, Geophys. J. Int., 161, 243-254, doi:10.1111/j.1365-246X.2005.02502.x.
13. Legrand, D., S. Kaneshima, and H. Kawakatsu (2000), Moment tensor analysis of near-field broadband waveforms observed at Aso volcano, Japan, J. Volcanol. Geotherm. Res., 101, 155-169.
14. Lokmer, I., G. Saccorotti, B. Di Lieto, and C. J. Bean (2007), Temporal evolution of long-period seismicity at Etna Volcano, Italy, and its relationship with the 2004-2005 emption, Earth Planet. Sci. Lett, in press.
15. Murase, T., and A. R. McBirney (1973), Properties of some common igneous rocks and their melts at high temperatures, Geol. Soc. Am. Bull., 84, 3563-3592.
16. Nakano, M., and H. Kumagai (2005), Waveform inversion of volcano-seismic signals assuming possible source geometries, Geophys. Res. Lett., 32, L12302, doi:10.1029/2005GL022666.
17. Nakano, M., H. Kumagai, and B. A. Chouet (2003), Source mechanism of long-period events at Kusatsu-Shirane Volcano, Japan, inferred from waveform inversion of the effective excitation functions, J. Volcanol. Geotherm. Res., 122, 149-164.
18. Neuberg, J., R. Luckett, B. Baptie, and K. Olsen (2000), Models of tremor and low-frequency earthquake swarms on Montserrat, J. Volcanol. Geotherm. Res., 101, 83-104.
19. O'Brien, G. S., and C. J. Bean (2004), A 3D discrete numerical elastic lattice method for seismic wave propagation in heterogeneous media with topography, Geophys. Res. Lett., 31, L14608, doi:10.1029/ 2004GL020069.
20. Ohminato, T., B. A. Chouet, P. Dawson, and S. Kedar (1998), Waveform inversion of very long period impulsive signals associated with magmatic injection beneath Kilauea Volcano, Hawaii, J. Geophys. Res., 103, 23,839-23,862.
21. Patanè, D., C. Chiarabba, O. Cocina, P. De Gori, M. Moretti, and E. Boschi (2002), Tomographic images and 3D earthquake locations of the seismic swarm preceding the 2001 Mt. Etna eruption: Evidence for a dyke intrusion, Geophys. Res. Lett., 29(10), 1497, doi:10.1029/ 2001GL014391.
22. Patanè, D., M. Mattia, and M. Aloisi (2005), Shallow intrusive processes during 2002-2004 and current volcanic activity on Mt. Etna, Geophys. Res. Lett., 32, L06302, doi:10.1029/2004GL021773.
23. Saccorotti, G., L. Zuccarello, E. Del Pezzo, J. Ibanez, and S. Gresta (2004), Quantitative analysis of the tremor wavefield at Etna Volcano, Italy, J. Volcanol. Geotherm. Res., 136, 223-245.
24. Saccorotti, G., I. Lokmer, C. J. Bean, G. Di Grazia, and D. Patane (2007), Analysis of sustained long-period activity at Etna Volcano, Italy, J. Volcanol. Geotherm. Res., 160, 340-354.
25. Tarantola, A. (2006), Popper, Bayes and the inverse problem, Nature Phys., 2, 492-494, doi:10.1038/nphys375.