Slab pull, slab weakening, and their relation to deep intra-slab seismicity

Geophysical Research Letters

Volumn 32, Issue 14, 2005, Pages 1-5

  Bilek, Susan L ^a   Conrad, Clinton P ^b   Lithgow Bertelloni, Carolina ^b  

^a NEW MEXICO INSTITUTE OF MINING AND TECHNOLOGY   (United States)

^b UNIVERSITY OF MICHIGAN   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

COMPRESSIVE STRESS; CORRELATION METHODS; EARTHQUAKES; MATHEMATICAL MODELS; SEISMOLOGY; TECTONICS;

PLATE-SLAB ATTACHMENT; SEISMICITY; SHALLOW SLAB WEAKENING; SUBDUCTING PLATES; SUBDUCTION ZONES;

GEOPHYSICS;

EARTHQUAKE; SEISMICITY; SLAB; STRESS FIELD; SUBDUCTION ZONE;

EID: 25444456453     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/2005GL022922     Document Type: Article

References (20)

1. Bercovici, D. (1996), Plate generation in a simple model of lithospheric-mantle flow with dynamic self-lubrication, Earth Planet. Sci. Lett., 144, 41-51.
2. Bercovici, D. (1998), Generation of plate tectonics from lithospheric-mantle flow and void-volatile self-lubrication, Earth Planet. Sci. Lett., 154, 129-151.
3. Chen, P.-F., et al. (2004), A global survey of stress orientations in subducting slabs as revealed by intermediate depth earthquakes, Geophys. J. Int., 159, 721-733.
4. Christova, C., and C. H. Scholz (2003), Stresses in the Vanuatu subducting slab: A test of two hypotheses, Geophys. Res. Lett., 30 (15), 1790, doi:10.1029/2003GL017701.
5. Conrad, C. P., and C. Lithgow-Bertelloni (2002), How mantle slabs drive plate tectonics, Science, 298, 207-209.
6. Conrad, C. P., et al. (2004), Great earthquakes and slab-pull: Interaction between seismic coupling and plate-slab coupling, Earth Planet. Sci. Lett., 218, 109-122.
7. Dziewonski, A. M., T.-A. Chou, and J. H. Woodhouse (1981), Determination of earthquake source parameters from waveform data for studies of global and regional seismicity, J Geophys. Res., 86, 2825-2852.
8. Green, H. W., II, and Y. Zhou (1996), Transformation-induced faulting requires an exothermic reactions and explains the cessation of earthquakes at the base of the mantle transition zone, Tectonophysics, 256, 39-56.
9. Isacks, B. L., and P. Molnar (1971), Distribution of stresses in the descending lithosphere ftom a global survey of focal mechanism solutions of mantle earthquakes, Rev. Geophys., 9, 103-174.
10. Jarrard, R. D. (1986), Relations among subduction parameters, Rev. Geophys., 24, 217-284.
11. Jiao, W., P. G. Silver, Y. Fei, and C. T. Prewitt (2000), Do intermediate and deep-focus earthquakes occur on pre-existing weak zones? An examination of the Tonga subduction zone, J. Geophys. Res., 105, 28,125-28,138.
12. Kohlstedt, D. L., B. Evans, and S. J. Mackwell (1995), Strength of the lithosphere: Constraints imposed by laboratory experiments, J. Geophys. Res., 100, 17,587-17,602.
13. Mainprice, D., et al. (2005), Pressure sensitivity of olivine slip systems and seismic anisotropy of Earth's upper mantle, Nature, 433, 731-733.
14. Press, W. H., et al. (1997), Numerical Recipes in C, 2nd ed., 994 pp., Cambridge Univ. Press, New York.
15. Ruff, L. J., and H. Kanamori (1980), Seismicity and the subduction process, Phys. Earth Planet. Inter., 23, 240-252.
16. Silver, P. G., et al. (1995), Rupture characteristics of the deep Bolivian earthquake of 9 June 1994 and the mechanism of deep focus earthquakes, Science, 268, 69-73.
17. Spence, W. (1987), Slab pull and the seismotectonics of subduction lithosphere, Rev. Geophys., 25, 55-69.
18. Uyeda, S., and H. Kanamori (1979), Back-arc opening and the mode of subduction, J. Geophys. Res., 84, 1049-1061.
19. Vassiliou, M. S., and B. H. Hager (1988), Subduction zone earthquakes and stress in slabs, Pure Appl. Geophys., 128, 547-624.
20. Wiens, D. A. (2001), Seismological constraints on the mechanism of deep earthquakes: Temperature dependence of deep earthquake source properties, Phys. Earth. Planet. Inter., 127, 145-163.