Anelasticity and viscosity of partially molten rock analogue: Toward seismic detection of small quantities of melt

Geophysical Research Letters

Volumn 38, Issue 18, 2011, Pages

  McCarthy, Christine ^a,b   Takei, Yasuko ^a  

^a UNIVERSITY OF TOKYO   (Japan)

^b Doherty Earth Observatory of Columbia University   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

MAXWELL EQUATIONS; SEISMOLOGY; VISCOMETERS;

ANELASTICITY; CHEMICAL EFFECT; DIFFUSION CREEP; GRAIN SIZE EFFECT; MELT FRACTION; MELT PHASE; PARTIALLY MOLTEN ROCKS; SEISMIC DETECTION; SEISMIC VELOCITIES; SOLID COMPONENTS;

VISCOSITY;

ANELASTICITY; CREEP; DIFFUSION; DISPERSION; GRAIN SIZE; MELT; PERTURBATION; SEISMIC ATTENUATION; SEISMIC VELOCITY; SEISMICITY; VISCOSITY; WAVE DISPERSION;

EID: 80053263722     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/2011GL048776     Document Type: Article

References (14)

1. Cooper, R. F., and D. L. Kohlstedt (1984), Solution-precipitation enhanced diffusional creep of partially molten olivine-basalt aggregates during hot-pressing, Tectonophysics, 107, 207-233, doi:10.1016/0040-1951 (84)90252-X. (Pubitemid 14652169)
2. Faul, U. H., and I. Jackson (2007), Diffusion creep of dry, melt-free olivine, J. Geophys. Res., 112, B04204, doi:10.1029/2006JB004586. (Pubitemid 46930522)
3. Gribb, T. T., and R. F. Cooper (2000), The effect of an equilibrated melt phase on the shear creep and attenuation behavior of polycrystalline olivine, Geophys. Res. Lett., 27(15), 2341-2344, doi:10.1029/2000GL011443. (Pubitemid 32040371)
4. Hirschmann, M. M. (2010), Partial melt in the oceanic low velocity zone, Phys. Earth Planet. Inter., 179, 60-71, doi:10.1016/j.pepi.2009.12.003.
5. Hirth, G., and D. L. Kohlstedt (2003), Viscosity of the upper mantle; the experimentalist's point of view, in Inside the Subduction Factory, Geophys. Monogr. Ser., vol. 138, edited by J. M. Eiler, AGU, Washington, D. C.
6. Jackson, I., U. H. Faul, J. D. Fitz Gerald, and B. H. Tan (2004), Shear wave attenuation and dispersion in melt-bearing olivine polycrystals: 1. Spec-imen fabrication and mechanical testing, J. Geophys. Res., 109, B06201, doi:10.1029/2003JB002406. (Pubitemid 39306316)
7. Karato, S., and H. A. Spetzler (1990), Defect microdynamics in minerals and solid-state mechanisms of seismic wave attenuation and velocity eispersion in the mantle, Rev. Geophys., 28(4), 399-421, doi:10.1029/RG028i004p00399.
8. Mavko, G. M. (1980), Velocity and attenuation in partially melted rocks, J. Geophys. Res., 85, 5173-5189, doi:10.1029/JB085iB10p05173.
9. McCarthy, C., Y. Takei, and T. Hiraga (2011), Experimental study of attenuation and dispersion over a broad frequency range: 2. The universal scaling of polycrystalline materials, J. Geophys. Res., doi:10.1029/ 2011JB008384, in press.
10. Takei, Y. (1998), Constitutive mechanical relations of solid-liquid composites in terms of grain-boundary contiguity, J. Geophys. Res., 103(B8), 18,183-18,203, doi:10.1029/98JB01489.
11. Takei, Y. (2000), Acoustic properties of partially molten media studied on a simple binary system with a controllable dihedral angle, J. Geophys. Res., 105(B7), 16,665-16,682, doi:10.1029/2000JB900124.
12. Takei, Y. (2001), Stress-induced anisotropy of partially molten media inferred from experimental deformation of a simple binary system under acoustic monitoring, J. Geophys. Res., 106(B1), 567-588, doi:10.1029/2000JB900361.
13. Takei, Y., and B. K. Holtzman (2009), Viscous constitutive relations of solid-liquid composites in terms of grain boundary contiguity: 1. Grain boundary diffusion control model, J. Geophys. Res., 114, B06205, doi:10.1029/ 2008JB005850.
14. Takei, Y., K. Fujisawa, and C. McCarthy (2011), Experimental study of attenuation and dispersion over a broad frequency range: 1. The apparatus, J. Geophys. Res., doi:10.1029/2011JB008382, in press.