Elastic constants and anisotropy of forsterite at high pressure

Geophysical Research Letters

Volumn 24, Issue 15, 1997, Pages 1963-1966

  Da Silva, Cesar ^a,c   Stixrude, Lars ^b   Wentzcovitch, Renata M ^a,c  

^a UNIVERSITY OF MINNESOTA   (United States)

^b GEORGIA INSTITUTE OF TECHNOLOGY   (United States)

^c University of Minnesota   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ELASTIC CONSTANTS; OLIVINE; SHEAR WAVES; SILICATES; SINGLE CRYSTALS; ANISOTROPY; COMPUTATIONAL METHODS; ELASTICITY; HIGH PRESSURE EFFECTS IN SOLIDS; TENSORS;

ELASTIC ANISOTROPY; ELASTIC CONSTANT TENSOR; FIRST PRINCIPLES; HIGH PRESSURE; MAXIMUM PRESSURE; P- AND S-WAVES; PLANE-WAVE PSEUDOPOTENTIAL METHOD; POLARIZATION ANISOTROPY;

ANISOTROPY; SILICATE MINERALS;

ATHERMAL ELASTIC CONSTANT TENSOR; FORSTERITE;

ANISOTROPY; ELASTIC CONSTANT; FORSTERITE; HIGH PRESSURE;

EID: 0031200928     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/97GL01756     Document Type: Article

References (15)

1. Abramson, E. H., J. M. Brown, L. J. Slutsky, and J. Zaug, The elastic constants of San Carlos olivine to 17 GPa, J. Geophys. Res., 102, 12253-12263, 1997.
2. Ahrens, T. J., G. A. Lyzenga, and A. C. Mitchell, Temperatures induced by shock waves in minerals: applications to geophysics, High Pressure Res. in Geophysics, S. Akimoto and M. H. Manghnani (eds.), pp. 579-594, Center for Academic Publications, Tokyo, 1982.
3. 4 olivines: an x-ray diffraction study up to 70 GPa, Phys. Chem. Minerals, 22, 99-107, 1995.
4. Brodholt, J., A. Patel, and K. Refson, An ab initio study of the compressional behavior of forsterite, Am. Mineral., 81, 257-260, 1996.
5. Ceperley, D. M., and B. J. Alder, Ground state of the electron gas by a stochastic method, Phys. Rev. Lett., 45, 566-569, 1980.
6. Christensen, N. I. and M. H. Salisbury, Seismic anisotropy in the upper mantle: evidence from the Bay of Islands ophiolite complex, J. Geophys. Res., 84, 4601-4610, 1979.
7. Davies, G. F. Effective elastic moduli under hydrostatic stress - I. quasiharmonic theory, J. Phys. Chem. Solids, 35, 1513-1520, 1974.
8. Duffy, T. S., C. S. Zha, R. T. Downs, H. K. Mao, et al., Elasticity of forsterite to 16 GPa and the composition of the upper mantle, Nature, 378, 170-173, 1995.
9. Grand, S. P. and D. V. Helmberger, Upper mantle shear structure of North America, Geophys. J. Roy. Astr. Soc., 76, 399-438, 1984.
10. Isaak, D. G., O. L. Anderson, T. Goto, and I. Suzuki, Elasticity of single-crystal forsterite measured to 1700 K, J. Geophys. Res., 94, 5895-5906, 1989.
11. Karki, B. B., L. Stixrude, S. J. Clark, M. C. Warren, G. J. Ackland, and J. Crain, Structure and elasticity of MgO at high pressure, Am. Mineral., 82, 52-61, 1997a.
12. Wentzcovitch, R. M., and L. Stixrude, Crystal chemistry of forsterite: a first principles study, Am. Mineral., (in press) (1997).
13. Yoneda, A. and M. Morioka, Pressure derivatives of elastic constants of single crystal forsterite, in High Pressure Research: Applications to Earth and Planetary Sciences, Y. Syono and M. H. Manghnani, eds., pp. 207-213, Terra Scientific, Tokyo, 1992.
14. Zaug, J. M., E. H. Abramson, J. M. Brown, and L. J. Slutsky, Sound velocities in olivine at earth mantle pressures, Science, 260, 1487-1489, 1993.
15. Zha, C. S., T. S. Duffy, R. T. Downs, H. K. Mao, Sound velocity and elasticity of single-crystal forsterite to 16 GPa, J. Geophys. Res., 101, 17535-17545, 1996.