Numerical models of the Earth's thermal history: Effects of inner-core solidification and core potassium

Physics of the Earth and Planetary Interiors

Volumn 152, Issue 1-2, 2005, Pages 22-42

  Butler, Sam L ^a   Peltier, W R ^b   Costin, S O ^a  

^a UNIVERSITY OF SASKATCHEWAN   (Canada)

^b UNIVERSITY OF TORONTO   (Canada)

Author keywords

Inner core growth; Numerical models; Potassium in the core; Thermal history

Indexed keywords

COMPUTER SIMULATION; EARTH (PLANET); FLOW OF FLUIDS; HEAT FLUX; MATHEMATICAL MODELS; POTASSIUM; RADIOACTIVE MATERIALS; SOLIDIFICATION; THERMAL EFFECTS;

CORE POTASSIUM; EARTH THERMAL HISTORY; INNER CORE GROWTH;

GEOTHERMAL ENERGY;

CORE (PLANETARY); NUMERICAL MODEL; THERMAL EVOLUTION;

EID: 24044488935     PISSN: 00319201     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.pepi.2005.05.005     Document Type: Article

References (50)

1. D. Alfé M.J. Gillan G.D. Price Composition and temperature of the Earth's core constrained by combining ab initio calculations and seismic data Earth Planet Sci. Lett. 195 2002 91-98
2. O.L. Anderson The power balance at the core-mantle boundary Phys. Earth Planet Int. 131 2002 1-17
3. J. Arkani-Hamed M.N. Toksöz A.T. Hsui Thermal evolution of the Earth Tectonophysics 75 1981 19-30
4. R. Boehler High-pressure experiments and the phase diagram of mantle and core materials Rev. Geophys. 38 2000 221-245
5. A.D. Brandon R.J. Walker I.S. Puchtel H. Becker M. Humayun S. Revillon Os-186-Os-187 systematics of Gorgona Island komatiites: Implications for early growth of the inner core Earth Planet Sci. Lett. 206 2003 411-426
6. D. Breuer T. Spohn Cooling of the Earth. Urey ratios, and the problem of potassium in the core Geophys. Res. Lett. 20 1993 1655-1658
7. D. Brunet P. Machetel Large-scale tectonic features induced by mantle avalanches with phase, temperature, and pressure lateral variations in viscosity J. Geophys. Res. 103 1998 4929-4945
8. B.A. Buffett The thermal state of Earth's core Science 299 2003 1675-1677
9. Buffett, B.A., 2002. Estimates of heat flow in the deep mantle based on the power requirements for the geodynamo. Geophys. Res. Lett., 29, Art.No. 1566.
10. B.A. Buffett H.E. Huppert J.R. Lister On thermal evolution of the Earth's core J. Geophys. Res 101 1996 7989-8006
11. B.A. Buffett H.E. Huppert J.R. Lister Analytical model for solidification of the Earth's core Nature 356 1992 329-331
12. S.L. Butler W.R. Peltier Thermal evolution of Earth: Models with time-dependent layering of mantle convection which satisfy the Urey ratio constraint J. Geophys. Res 107 B6 2002 3
13. S.L. Butler W.R. Peltier On scaling relations in time-dependent mantle convection and the heat transfer constraint on layering J. Geophys. Res 105 2000 3175-3208
14. N.L. Chabot M.J. Drake Potassium solubility in metal: The effects of composition at 15 kbar and 1900 C on partitioning between iron alloys and silicate melts Earth Planet Sci. Lett. 172 1999 323-335
15. 4 phase equilibrium Phys. Chem. Miner. 21 1994 351-359
16. G.F. Davies Thermal histories of convective Earth models and constraints on radiogenic heat production in the Earth J. Geophys. Res 85 1980 2517-2530
17. C.K. Gessmann B.J. Wood Potassium in the Earth's core? Earth Planet Sci. Lett. 200 2002 63-78
18. C. Grigné S. Labrosse P.J. Tackley Convective heat transfer as a function of wavelength: Implications for the cooling of the Earth J. Geophys. Res. 110 2005 B03409 doi: 10.1029/2004JB003376
19. S. Hart A. Zindler In search of a bulk-earth composition Chem. Geol. 57 1986 247-267
20. S. Honda Y. Iwase Comparison of the dynamic and parameterized models of mantle convection including core cooling Earth Planet Sci. Lett. 131 1996 133-145
21. E. Ito K. Morooka O. Ujike Dissolution of K in molten iron at high temperature and pressure Geophys. Res. Lett. 20 1993 1651-1654
22. A.M. Jellinek M. Manga Links between long-lived hot spots, mantle plumes, D″, and plate tectonics Rev. Geophys. 42 2004 RG3002
23. S. Labrosse J.-P. Poirier J.-L. Le Mouël The age of the inner core Earth Planet Sci. Lett. 190 2001 111-123
24. S. Labrosse Hotspots, mantle plumes and core heat loss Earth Planet Sci. Lett. 199 2002 147-156
25. S. Labrosse Thermal and magnetic evolution of the Earth's core Phys. Earth Planet Int. 140 2003 127-143
26. J. Lassiter Role of recycled oceanic crust in the potassium and argon budget of the Earth: Toward a resolution of the "missing argon" problem Geochem. Geophys. Geosys. 5 2004 Q11012 doi: 10.1029/ 2004GC000711
27. K. Lee R. Jeanloz High-pressure alloying of potassium and iron: radioactivity in the Earth's core? Geophys. Res. Lett. 30 23 2003
28. A. Lenardic L.N. Moresi A.M. Jellinek M. Manga Continental insulation, mantle cooling, and the surface area of oceans and continents Earth Planet. Sci. Lett. 234 2005 317-333
29. J.P. Lowman S.D. King C.W. Gable The influence of tectonic plates on mantle convection patterns, temperature and heat flow Geophys. J. Int. 146 2001 619-636
30. P. Machetel C. Thoroval D. Brunet Spectral and geophysical consequences of 3-D spherical mantle convection with an endothermic phase change at 670 km discontinuity Phys. Earth. Planet Int. 88 1995 43-51
31. T.G. Masters D. Gubbins On the resolution of density within the Earth Phys. Earth Planet Int. 140 2003 159-167
32. W.F. McDonough S.-s. Sun The composition of the Earth Chem. Geol. 120 1995 223-253
33. W.F. McDonough Compositional model for the Earth's core In: R.W. Carlson H.D. Holland K.K. Turekian (Eds.) Treatise on Geochemistry: The Mantle and Core, vol. 2 2004 Elsevier Oxford 547-569
34. S. Mollett Thermal and magnetic constraints on the cooling of the Earth Geophys. J. R. Astro. Soc. 76 1984 653-666
35. V.M. Murthy W. van Westrenen Y.W. Fei Experimental evidence that potassium is a substantial radioactive heat source in planetary cores Nature 423 2003 163-165
36. T. Nakagawa P.J. Tackley Effects of thermo-chemical mantle convection on the thermal evolution of the Earth's core Earth Planet Sci. Lett. 220 2004 107-119
37. F. Nimmo G.D. Price J. Brodholt D. Gubbins The influence of potassium on core and geodynamo evolution Geophys. J. Int. 156 2004 363-376
38. 3 perovskite Geophys. Res. Lett. 18 1991 239-242
39. W.R. Peltier X. Jiang Mantle viscosity from the simultaneous inversion of multiple data sets pertaining to postglacial rebound Geophys. Res. Lett. 23 1996 503-506
40. H.N. Pollack S.J. Hunter J.R. Johnson Heat flow from the Earth's interior: Analysis of the global data set Rev. Geophys. 31 1993 267-280
41. G. Schubert D. Stevenson P. Cassen Whole planet cooling and the radiogenic heat source content of the Earth and Moon J. Geophys. Res 85 1980 2531-2538
42. 3-perovskite stability under lower mantle conditions Science 280 1998 2093-2095
43. D.M. Sherman Chemical bonding and the incorporation of potassium into the Earth's core Geophys. Res. Lett. 17 1990 693-696
44. H. Sharpe W.R. Peltier Parameterized mantle convection and the Earth's thermal history Geophys. Res. Lett. 5 1978 737-740
45. L. Solheim W.R. Peltier Avalanche effects in phase transition modulated thermal convection: A model of the Earth's mantle J. Geophys. Res 99 1994 6997-7018
46. L. Solheim W.R. Peltier Phase boundary deflections at 660 km depth and episodically layered isochemical convection in the mantle J. Geophys. Res. 99 1994 15861-15875
47. F.D. Stacey C.H.B. Stacey Gravitational energy of core evolution: implications for thermal history and geodynamo power Phys. Earth Planet Int. 110 1999 83-93
48. F.D. Stacey Physics of the Earth 3rd ed. 1992 Brookfield Press Brisbane, Australia
49. Q. Williams E.J. Garnero Seismic evidence for partial melt at the base of Earth's mantle Science 253 1996 1528-1530
50. D.A. Yuen S. Balachandar V.C. Steinbach S. Honda D.M. Reuteler J.J. Smedsmo G.S. Lauer Non-equilibrium effects of core cooling and time-dependent internal heating on mantle flush events Nonlinear Process. Geophys. 2 1995 206-221