Core‐mantle boundary shape: constraints inferred from the pressure torque acting between the core and the mantle

Geophysical Journal International

Volumn 101, Issue 1, 1990, Pages 233-241

  Jault, D ^a   Mouël, J ‐L Le ^a  

^a INSTITUT DE PHYSIQUE DU GLOBE DE PARIS   (France)

Author keywords

core surface motions; core mantle boundary; Earth's rotation; pressure torque

Indexed keywords

CORE/MANTLE BOUNDARY; EARTH ROTATION; PRESSURE TORQUE; SURFACE MOTION; TOPOGRAPHY;

EID: 0025251207     PISSN: 0956540X     EISSN: 1365246X     Source Type: Journal    
DOI: 10.1111/j.1365-246X.1990.tb00770.x     Document Type: Article

References (34)

1. Effect of irregularities of the boundary of the Earth's core on the speed of the fluid and on the magnetic field III
2. Kinematics of geomagnetic secular variation in a perfectly conducting core
3. The region on the core‐mantle boundary where a geostrophic velocity field can be determined from frozen flux magnetic data
4. Thermal core‐mantle interactions
5. Short period geomagnetic secular variation
6. Length‐of‐day variations caused by El‐Niño—southern oscillation and quasi‐biennal oscillation
7. Observed tidal braking in the Earth‐Moon‐Sun system
8. Aspherical structure of the core‐mantle boundary from PKP travel times
9. Models of the core‐mantle boundary and the travel times of internally reflected core phases
10. Three dimensional structure of the Earth from splitting in free oscillation spectra
11. Tangentially geostrophic flow at the core‐mantle boundary compatible with the observed geomagnetic secular variation: The large‐scale component of the flow
12. Geodesy by radio interferometry: studies of the forced nutations of the Earth. 2. Interpretation
13. Lower mantle heterogeneity, dynamic topography and the geoid
14. Fluctuations in the Earth's rotation and the topography of the core‐mantle interface
15. Core‐mantle topographic torque: a spherical harmonic approach and implications for the excitation of the Earth's rotation by core motions
16. The topographic torque associated with a tangentially geostrophic motion at the core surface and inferences on the flow inside the core
17. Westward drift, core motions and exchanges of angular momentum between core and mantle
18. Motions at the core surface in the geostrophic approximation;
19. Toroidal motion at the top of the Earth's core
20. Topography of the core mantle boundary and lateral homogeneity of the liquid core
21. Geoid heights and lithospheric stresses for a dynamic Earth
22. On analysis of the secular variation 1. A Hydromagnetic constraint: Theory
23. Variations in atmospheric angular momentum on global and regional scales and the length of day
24. An El‐Niño signal in atmospheric angular momentum and Earth rotation
25. Core formation, evolution and convection: A geophysical model
26. Long‐term changes in the rotation of the Earth: 700 B.C. to A.D. 1980
27. Time‐dependent electromagnetic core‐mantle coupling
28. Steady flows at the top of the core derived from Geomagnetic Field models
29. Joint inversion of geophysical data (MERGES)
30. 2 gravity coefficients and the rotation of the core
31. A steady velocity field at the top of the Earth's core in the frozen flux approximation
32. 2 coefficient from Lageos and nontidal acceleration of Earth rotation