A map of topography on the 410-km discontinuity from PP precursors

Geophysical Research Letters

Volumn 26, Issue 5, 1999, Pages 549-552

  Flanagan, Megan P ^a,b   Shearer, Peter M ^a,b  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

MAPPING; SEISMOLOGY; TEMPERATURE MEASUREMENT; EARTH SCIENCES; GEOPHYSICS;

GLOBAL TOPOGRAPHY; LONG PERIOD PRECURSORS;

GEOLOGY; TOPOGRAPHY;

DISCONTINUITY; MANTLE; SEISMIC VELOCITY; TOPOGRAPHY;

410-KM DISCONTINUITY; GLOBAL TEMPERATURES; HIGHLY-CORRELATED; PEAK TO PEAK AMPLITUDES; SPATIAL VARIATIONS;

EID: 0033104905     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/1999GL900036     Document Type: Article

References (13)

1. Bolton, H., Long period travel times and the structure of the mantle, Ph.D. thesis, University of California, San Diego, La Jolla, CA, 204 pp., 1996.
2. Dziewonski, A.M., and D.L. Anderson, Preliminary reference Earth model, Phys. Earth Planet. Inter., 25, 297-356, 1981.
3. Estabrook, C.H., and R. Kind, The nature of the 660-km upper-mantle seismic discontinuity from precursors to the PP phase, Science, 274, 1179-1182, 1996.
4. Gossler, J. and R. Kind, Seismic evidence for very deep roots of continents, Earth Planet. Sci. Lett., 138, 1-13, 1996.
5. Gu, Y., A.M. Dziewonski and C.B. Agee, Global de-correlation of the topography of transition zone discontinuities, Earth Planet. Sci. Lett., 157, 57-67, 1998.
6. Flanagan, M.P. and P.M. Shearer, Global mapping of topography on transition zone velocity discontinuities by stacking SS precursors, J. Geophys. Res., 103, 2673-2692, 1998.
7. Kennett, B.L.N., editor, IASPEI 1991 Seismological Tables, Research School of Earth Sciences, Australian National University, Canberra, 1991.
8. Lee, D.-K., and S.P. Grand, Depth of the upper mantle discontinuities beneath the East Pacific Rise, Geophys. Res. Lett., 23, 3369-3372, 1996.
9. Li, A., K.M. Fischer, M.E. Wysession and T.J. Clarke, Mantle discontinuities and temperature under the North American continental keel, Nature, 395, 160-163, 1998.
10. Masters, G., S. Johnson, G. Laske and H. Bolton, A shear-velocity model of the mantle, Philos. Trans. R. Soc. London, 354, 1385-1411, 1996.
11. Mooney, W.D., G. Laske and T.G. Masters, CRUST 5.1: A global crustal model at 5° × 5°, J. Geophys. Res., 103, 727-747, 1998.
12. Shearer, P.M., Constraints on upper mantle discontinuities from observations of long-period reflected and converted phases, J. Geophys. Res., 96, 18,147-18,182, 1991.
13. Shearer, P.M., Global mapping of upper mantle reflectors from long-period SS precursors, Geophys. J. Int., 115, 878-904, 1993.