Delay times and shear wave splitting in the Mediterranean region

Geophysical Journal International

Volumn 159, Issue 1, 2004, Pages 275-290

  Schmid, Christian ^a   van der Lee, Suzan ^a   Giardini, Domenico ^a  

^a ETH ZURICH   (Switzerland)

Author keywords

Anisotropy; Delay times; Mantle flow; Mediterranean; MIDSEA; Subduction

Indexed keywords

S-WAVE; SEISMIC ANISOTROPY; SUBDUCTION; WAVE SPLITTING;

MEDITERRANEAN REGION; MEDITERRANEAN SEA;

EID: 3843050902     PISSN: 0956540X     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1365-246X.2004.02381.x     Document Type: Article

References (52)

1. Babuška, V., Plomerová, J. & Šilený, J., 1993. Models of seismic anisotropy in the deep continental lithosphere, Phys. Earth. planet. Int., 78, 167-191.
2. Bassin, C., Laske, G. & Masters, G., 2000. The Current Limits of Resolution for Surface Wave Tomography in North America, EOS, Trans. Am. geophys. Un., 81, F897.
3. Bird, P., 2003. An updated digital model of plate boundaries, Geochem. Geophys. Geosyst., 4, 1027, doi:10.1029/2001GC000252.
4. Bolton, H. & Masters, G., 2001. Travel times of P and, S from the global digital seismic networks: Implications for the relative variation of P and S velocity in the mantle, J. geophys. Res., 106, 13 527-13 540.
5. Boschi, E., Giardini, D. & Morelli, A., 1991. MedNet: the very broad-band seismic network for the Mediterranean, Il Nuovo Cimento, 14, 79-99.
6. Cammarano, F., Goes, S., Vacher, P. & Giardini, D., 2003. Inferring upper mantle temperatures from seismic velocities, Phys. Earth planet. Int., 138, 197-222.
7. Cleary, J. & Hales, A.L., 1966. An analysis of travel times of P waves to North American stations in distance range 32 degrees to 100 degrees, Bull. seism. Soc. Am., 56, 467-489.
8. Crampin, S., 1981. A review of wave motion in anisotropic and cracked elastic media, Wave Motion, 3, 343-391.
9. Dercourt, J. et al., 1986. Geological evolution of the Tethys Belt from the Atlantic to the Pamirs since the Lias, Tectonophysics, 123, 241-315.
10. Dziewonski, A.M. & Anderson, D.L., 1983. Travel times and station corrections for P waves at teleseismic distances, J. geophys. Res., 88, 3295-3314.
11. Dziewonski, A.M. & Gilbert, F., 1976. The effect of small, aspherical corrections on travel times and a re-examination od the corrections for ellipicity, Geophys. J. R. astr. Soc., 44, 7-17.
12. Engdahl, E.R., van der Hilst, R. & Buland, R., 1998. Global teleseismic earthquake relocation with improved travel times and procedures for depth determination, Bull. seism. Soc. Am., 88, 722-743.
13. Faccenna, C., Jolivet, L., Piromallo, C. & Morelli, A., 2003. Subduction and the depth of convection in the Mediterranean mantle, J. geophys. Res., 108, 2099, doi:10.1029/2001JB001690.
14. Gledhill, K. & Gubbins, D., 1996. SKS splitting and the seismic anisotropy of the mantle beneath the Hikurangi subduction zone, New Zealand, Phys. Earth. planet. Int., 95, 227-236.
15. Gvirtzman, Z. & Nur, A., 1999. The formation of Mount Etna as the consequence of slab rollback, Nature, 401, 563-566.
16. Hanka, W. & Kind, R., 1994. The GEOFON program, IRIS Newsletter, 13, 1-4.
17. Hatzfeld, D. et al., 2001. Shear wave anisotropy in the upper mantle beneath the Aegean related to internal deformation, J. geophys. Res., 106, 30 737-30 754.
18. Hearn, T.M., 1999. Uppermost mantle velocities and anisotropy beneath Europe, J. geophys. Res., 104, 15 123-15 139.
19. Hess, H.H., 1964. Seismic anisotropy of the uppermost mantle under oceans, Nature, 203, 629-631.
20. Jung, H. & Karato, S., 2001. Water-induced fabric transitions in olivine, Science, 293, 1460-1463.
21. Kaminski, É. & Ribe, N.M., 2002. Timescales for the evolution of seismic anisotropy in mantle flow, Geochem. Geophys. Geosyst., 3, 1051, doi:10.1029/2001GC000222.
22. Kennett, B.L.N., Engdahl, E.R. & Buland, R., 1995. Constraints on seismic velocities in the Earth from travel-times, Geophys. J. Int., 122, 108-124.
23. Laske, G., 1995. Global observation of off-great circle propagation of long-period surface waves, Geophys. J. Int., 123, 245-259.
24. Mainprice, D. & Silver, P.G., 1993. Interpretation of SKS-waves using samples from the subcontinental lithosphere, Phys. Earth. planet, Int., 78, 257-280.
25. Mardia, K.V. & Jupp, P.E., 2000. Directional Statistics, John Wiley & Sons, Chichester, UK.
26. Margheriti, L., Lucente, F.P. & Pondrelli, S., 2003. SKS splitting measurments in the Apenninic-Tyrrhenian domain (Italy) and their relation with lithospheric subduction and mantle convection, J. geophys. Res., 108, 2218, doi:10.1029/2002JB001793.
27. Marone, F., van der Meijde, M., van der Lee, S. & Giardini, D., 2003. Joint inversion of local, regional and teleseismic data for crustal thickness in the Eurasia-Africa plate boundary region, Geophys. J. Int., 154, 499-514.
28. Marone, F., van der Lee, S. & Giardini, D., 2004. Shallow anisotropy in the Mediterranean mantle from surface waves, Geophys. Res. Lett., 31, L06624, doi:10.1029/2003GL018948.
29. Marson-Pidgeon, K. & Savage, M.K., 1997. Frequency-dependent anisotropy in Wellington, New Zealand, Geophys. Res. Lett., 24, 3297-3300.
30. McKenzie, D.P., 1970. Plate Tectonics of the Mediterranean region, Nature, 226, 239-243.
31. Meijer, P.T. & Wortel, M.J.R., 1997. Present-day dynamics of the Aegean region: A model analysis of the horizontal pattern of stress and deformation, Tectonics, 16, 879-895.
32. Müller, G., Roth, M. & Korn, M., 1992. Seismic -wave traveltimes in random media, Geophys. J. Int., 110, 29-41.
33. Müller, R.D., Royer, J.-Y. & Lawver, L.A., 1993. Revised plate motions relative to the hotspots from combined Atlantic and Indian Ocean hotspot tracks, Geology, 21, 275-278.
34. Piromallo, C. & Morelli, A., 2003. P wave tomography of the mantle under the Alpine-Mediterranean area, J. geophys. Res., 108, 2065, doi:10.1029/2002JB001757.
35. Press, W.H., Teukolsky, S,A., Veterling, W.T. & Flannery, B.P., 1992. Numerical Recipes in Fortran: The Art of Scientific Computing, 2nd edn, Cambridge University Press, Cambridge, UK.
36. Rümpker, G. & Silver, P.G., 1998. Apparent shear-wave splitting parameters in the presence of vertically varying anisotropy, Geophys. J. Int., 135, 790-800.
37. Rümpker, G., Tommasi, A. & Kendall, J.-M., 1999. Numerical simulations of depth-dependent anisotropy and frequency-dependent wave propagation effects, J. geophys. Res., 104, 23 141-23 154.
38. Robertson, G.S. & Woodhouse, J.H., 1997. Comparison of P and, S station corrections and their relationship to upper mantle structure, J. geophys. Res., 102, 27 355-27 366.
39. Russo, R.M. & Silver, P.G., 1994. Trench-parallel flow beneath the Nazca plate from seismic anisotropy, Science, 263, 1105-1111.
40. Saltzer, R.L., Gaherty, J.B. & Jordan, T.H., 2000. How are vertical shear wave splitting measurements affected by variations in the orientation of azimuthal anisotropy with depth?, Geophys. J. Int., 141, 374-390.
41. Savage, M.K., 1999. Seismic anisotropy and mantle deformation: What have we learned from shear wave splitting?, Rev. Geophys., 37, 65-106.
42. Schulte-Pelkum, V. & Blackman, D.K., 2003. A synthesis of seismic P and, S anisotropy, Geophys J. Int., 154, 166-178.
43. Schulte-Pelkum, V., Masters, G. & Shearer, P.M., 2001. Upper mantle anisotropy from long-period P polarization, J. geophys. Res., 106, 21 917-21 934.
44. Sella, G.F., Dixon, T.H. & Mao, A., 2002. REVEL: a model for recent plate velocities from space geodesy, J. geophys. Res., 107, 2099, doi:10.1029/2000JB000033.
45. Silver, P.G., 1996. Seismic anisotropy beneath the continents: probing the depths of geology, Ann. Rev. Earthplanet. Sci., 24, 385-432.
46. Silver, P.G. & Chan, W.W., 1991. Shear wave splitting and subcontinental mantle deformation, J. geophys. Res., 96, 16 429-16 454.
47. Silver, P.G. & Savage, M.K., 1994. The interpretation of shear-wave splitting parameters in the presence of 2 anisotropic layers, Geophys. J. Int., 119, 949-963.
48. Tong, J., Dahlen, F.A., Nolet, G. & Marquering, H., 1998. Diffraction effects upon finite-frequency travel times: a simple 2-D example, Geophys. Res. Lett., 25, 1983-1986.
49. Van der Lee, S. et al., 2001. Eurasia-Africa plate boundary region yields new seismographic data, EOS, Trans. Am. geophys. Un., 82(51), 637-646.
50. VanDecar, J.C. & Crosson, R.S., 1990. Determination of teleseismic relative phase arrival times using multi-channel cross-correlation and least-squares, Bull. seism. Soc. Am., 80, 150-169.
51. Vinnik, L.P. & Kind, R., 1993. Ellipticity of teleseismic S-particle motion, Geophys. J. Int., 113, 165-174.
52. Wortel, M.J.R. & Spakman, W., 2000. Subduction and slab detachment in the Mediterranean-Carpathian region, Science, 290, 1910-1917.