The influence of a chemical boundary layer on the fixity, spacing and lifetime of mantle plumes

Nature

Volumn 418, Issue 6899, 2002, Pages 760-763

  Jellinek, A Mark ^a   Manga, Michael ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

BOUNDARY LAYERS; HEAT FLUX; SEISMOLOGY; VISCOSITY;

CHEMICAL BOUNDARY LAYERS;

THERMAL PLUMES;

BOUNDARY LAYER; CHEMICAL COMPOSITION; ENTRAINMENT; LOWER MANTLE; MANTLE PLUME; TEMPERATURE EFFECT; VISCOSITY;

ARTICLE; ASTRONOMY; LAMINAR FLOW; MATHEMATICAL ANALYSIS; PLUME; PRIORITY JOURNAL; TEMPERATURE DEPENDENCE; THERMODYNAMICS; VISCOSITY;

EID: 0037102163     PISSN: 00280836     EISSN: None     Source Type: Journal    
DOI: 10.1038/nature00979     Document Type: Article

References (30)

1. The core-mantle boundary layer and deep Earth dynamics
2. Large-scale structure at the core-mantle boundary from diffracted waves
3. Shear wave speeds at the base of the mantle
4. Heterogeneity of the lowermost mantle
5. The Earth's core-mantle boundary: Results of experiments at high pressures and temperatures
6. 187Os evidence for core-mantle interaction
7. Seismic evidence for partial melt at the base of the Earth's mantle
8. Simultaneous generation of hotspots and superswells by convection in a heterogeneous planetary mantle
9. Experiments on the interaction of thermal convection and compositional layering at the base of the mantle
10. Gradual entrainment of a chemical layer at the base of the mantle by overlying convection
11. Numerical models of a dense layer at the base of the mantle and implications for the geodynamics of D
12. Excess temperature of mantle plumes: The role of chemical stratification across D
13. The strong heterogeneity caused by deep mantle layering
14. A comparison of methods for the modeling of thermochemical convection
15. Dynamics and longevity of an initially stratified mantle
16. Entrainment in compositionally buoyant plumes
17. Experimental study of non-Boussinesq Rayleigh-Benard convection at high Rayleigh and Prandtl numbers
18. Observations and other characteristics of thermals
19. Two-layer thermal convection in miscible viscous fluids
20. Structure of axisymmetric mantle plumes
21. The effect of geometry on the gravitational instability of a buoyant region of viscous fluid
22. Mantle convection, plates, and hotspots
23. Time dependence of mantle plumes: Some simple theory
24. Interaction of rising and sinking mantle plumes
25. Entrainment in compositionally buoyant plumes
26. The influence of interior mantle temperature on the structure of plumes: Heads for Venus, Tails for the Earth
27. Laboratory modeling of convection in magma chambers: Crystallization against sloping floors
28. Advection of plumes in mantle flow; implications for hotspot motion, mantle viscosity and plume distribution