Compression of FeSi, Fe3C, Fe0.95O, and FeS under the core pressures and implication for light element in the Earth's core

Journal of Geophysical Research: Solid Earth

Volumn 115, Issue 9, 2010, Pages

  Sata, Nagayoshi ^a,b   Hirose, Kei ^a,c   Shen, Guoyin ^b,d   Nakajima, Yoichi ^c,e   Ohishi, Yasuo ^f   Hirao, Naohisa ^f  

^a JAPAN AGENCY FOR MARINE EARTH SCIENCE AND TECHNOLOGY   (Japan)

^b UNIVERSITY OF CHICAGO   (United States)

^c TOKYO INSTITUTE OF TECHNOLOGY   (Japan)

^d CARNEGIE INSTITUTION OF WASHINGTON   (United States)

^e UNIVERSITÄT BAYREUTH   (Germany)

^f JAPAN SYNCHROTRON RADIATION RESEARCH INSTITUTE   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

CARBON; COMPRESSIBILITY; COMPRESSION; CORE (PLANETARY); CORE ANALYSIS; DIAMOND ANVIL CELL; IRON SULFIDE; OXYGEN; SEISMOLOGY; X-RAY DIFFRACTION;

EID: 77957146198     PISSN: 21699313     EISSN: 21699356     Source Type: Journal    
DOI: 10.1029/2009JB006975     Document Type: Article

References (70)

1. Alfè, D., M. J. Gillan, and G. D. Price (2002), Composition and temperature of the Earth's core constrained by combining ab initio calculations and seismic data, Earth Planet. Sci. Lett., 195, 91-98.
2. Anderson, D. L., and R. S. Hart (1976), An Earth model based on free oscillations and body waves, J. Geophys. Res., 81, 1461-1475.
3. Anderson, O. L., and A. Duba (1997), Experimental melting curve of iron revisited, J. Geophys. Res., 102, 22,659-22,669.
4. Badro, J., G. Fiquet, F. Guyot, E. Gregoryanz, F. Occelli, D. Antonangeli, and M. d'Astuto (2007), Effect of light elements on the sound velocities in solid iron: Implications for the composition of Earth's core, Earth Planet. Sci. Lett., 254, 233-238, doi:10.1016/j.epsl.2006.11.025. (Pubitemid 46117978)
5. Balchan, A. S., and G. R. Cowan (1966), Shock compression of two ironsilicon alloys to 2.7 megabars, J. Geophys. Res., 71, 3577-3588.
6. Birch, F. (1952), Elasticity and constitution of the Earth's interior, J. Geophys. Res., 57, 227-284.
7. Birch, F. (1986), Equation of state and thermodynamic parameters of NaCl to 300 kbar in the high-temperature domain, J. Geophys. Res., 91, 4949-4954.
8. Boehler, R., A. Chopelas, and A. Zerr (1995), Temperature and chemistry of the core-mantle boundary, Chem. Geol., 120, 199-205.
9. Brown, J. M. (2001), Equation of state of iron to 450 GPa: Another high pressure solid phase?, Geophys. Res. Lett., 28, 4339-4342.
10. Brown, J. M., and R. G. McQueen (1982), The equation of state for iron and the Earth's core, in High-Pressure Research in Geophysics, edited by S. Akimoto and M. H. Manghnani, pp. 611-623, Cent. for Acad. Publ. Jpn., Tokyo.
11. Brown, J. M., and R. G. McQueen (1986), Phase transition, Grüneisen parameter, and elasticity for shocked iron between 77 GPa and 400 GPa, J. Geophys. Res., 91, 7485-7494.
12. Brown, J. M., T. J. Ahrens, and D. L. Shampine (1984), Hugoniot data for pyrrhotite and the Earth's core, J. Geophys. Res., 89, 6041-6048.
13. Campbell, A. J., L. Danielson, K. Righter, C. T. Seagle, Y. Wang, and V. B. Prakapenka (2009), High pressure effects on the iron-iron oxide and nickel-nickel oxide oxygen fugacity buffers, Earth Planet. Sci. Lett., 286, 556-564, doi:10.1016/j.epsl.2009.07.022.
14. Caracas, R., and R. Wentzcovitch (2004), Equation of state and elasticity of FeSi, Geophys. Res. Lett., 31, L20603, doi:10.1029/2004GL020601. (Pubitemid 40098596)
15. Dewaele, A., P. Loubeyre, and M. Mezouar (2004), Equations of state of six metals above 94 GPa, Phys. Rev. B, 70, 094112, doi:10.1103/PhysRevB.70. 094112.
16. Dewaele, A., P. Loubeyre, F. Occelli, M. Mezouar, P. I. Dorogokupets, and M. Torrent (2006), Quasihydrostatic equation of state of iron above 2Mbar, Phys. Rev. Lett., 97, 215504, doi:10.1103/PhysRevLett.97.215504. (Pubitemid 44808144)
17. Dobson, D. P., L. Vočadlo, and I. G. Wood (2002), A new high-pressure phase of FeSi, Am. Mineral., 87, 784-787.
18. Dobson, D. P., W. A. Crichton, P. Bouvier, L. Vočadlo, and I. G. Wood (2003), The equation of state of CsCl-structured FeSi to 40 GPa: Implications for silicon in the Earth's core, Geophys. Res. Lett., 30(1), 1014, doi:10.1029/2002GL016228.
19. Dorogokupets, P. I., and A. R. Oganov (2007), Ruby, metals, and MgO as alternative pressure scales: A semiempirical description of shock-wave, X-ray, and thermochemical data at high temperatures and pressures, Phys. Rev. B, 75, 024115, doi:10.1103/PhysRevB.75.024115.
20. Dubrovinsky, L. S., S. K. Saxena, F. Tutti, S. Rekhi, and T. Le Behan (2000), In situ X-ray study of thermal expansion and phase transition of iron at multimegabar pressure, Phys. Rev. Lett., 84, 1720-1723, doi:10.1103/ PhysRevLett.84.1720.
21. Dziewonski, A. M., and D. L. Anderson (1981), Preliminary reference Earth model, Phys. Earth Planet. Inter., 25, 297-356.
22. Dziewonski, A. M., A. L. Hales, and E. R. Lapwood (1975), Parametrically simple Earth models consistent with geophysical data, Phys. Earth Planet. Inter., 10, 12-48.
23. Fang, Z., I. V. Solovyev, H. Sawada, and K. Terakura (1999), First-principles study on electronic structures and phase stability of MnO and FeO under high pressure, Phys. Rev. B, 59, 762-774.
24. Fei, Y., and H.-K. Mao (1994), In situ determination of the NiAs phase of FeO at high pressure and temperature, Science, 266, 1678-1680.
25. Hammersley, A. P., S. O. Svensson, M. Hanfland, A. N. Fitch, and D. Häusermann (1996), Two-dimensional detector software: From real detector to idealized image or two-theta scan, High Pressure Res., 14, 235-248.
26. Heinz, D. L., and R. Jeanloz (1984), The equation of state of the gold calibration standard, J. Appl. Phys., 55, 885-893.
27. Helffrich, G., and S. Kaneshima (2004), Seismological constraints on core composition from Fe-O-S liquid immiscibility, Science, 306, 2239-2242, doi:10.1126/science.1101109. (Pubitemid 40024457)
28. Hirao, H., T. Kondo, E. Ohtani, K. Takemura, and T. Kikegawa (2004), Compression of iron hydride to 80 GPa and hydrogen in the Earth's inner core, Geophys. Res. Lett., 31, L06616, doi:10.1029/2003GL019380.
29. Hirose, K., N. Sata, T. Komabayashi, and Y. Ohishi (2008), Simultaneous volume measurements of Au and MgO to 140 GPa and thermal equation of state of Au based on the MgO pressure scale, Phys. Earth Planet. Inter., 167, 149-154, doi:10.1016/j.pepi.2008.03.002.
30. Holland, T. J. B., and S. A. T. Redfern (1997), Unit-cell refinement from powder diffraction data: the use of regression diagnostics, Mineral. Mag., 61, 65-77.
31. Holmes, N. C., J. A. Moriarty, G. R. Gathers, and W. J. Nellis (1989), The equation of state of platinum to 660 GPa (6.6 Mbar), J. Appl. Phys., 66, 2962-2967.
32. Jacobsen, S. D., J.-F. Lin, R. J. Angel, G. Shen, V. B. Prakapenka, P. Dera, H.-K. Mao, and R. J. Hemley (2005), Single-crystal synchrotron x-ray diffraction study of wüstite and magnesiowüstite at lowermantle pressures, J. Synchrotron Radiat., 12, 577-583, doi:10.1107/S0909049505022326. (Pubitemid 41557558)
33. Jeanloz, R. (1981), Finite-strain equation of state for high-pressure phases, Geophys. Res. Lett., 8, 1219-1222.
34. Jeanloz, R., and T. J. Ahrens (1980), Equations of state of FeO and CaO, Geophys. J. R. Astron. Soc., 62, 505-528.
35. Jephcoat, A. P. (1998), Rare-gas solids in the Earth's deep interior, Nature, 393, 355-358.
36. Kavner, A., T. S. Duffy, and G. Shen (2001), Phase stability and density of FeS at high pressures and temperatures: Implications for the interior structure of Mars, Earth Planet. Sci. Lett., 185, 25-33.
37. Knittle, E., and Q. Williams (1995), Static compression of ε-FeSi and an evaluation of reduced silicon as a deep Earth constituent, Geophys. Res. Lett., 22, 445-448.
38. Kondo, T., E. Ohtani, N. Hirao, T. Yagi, and T. Kikegawa (2004), Phase transitions of (Mg,Fe)O at megabar pressures, Phys. Earth Planet. Inter., 143-144, 201-213, doi:10.1016/j.pepi.2003.10.008. (Pubitemid 38653430)
39. Kuwayama, Y., and K. Hirose (2004), Phase relations in the system Fe-FeSi at 21 GPa, Am. Mineral., 89, 273-276.
40. Li, J., and Y. Fei (2003), Experimental constraints on core composition, in Treatise on Geochemistry, vol.2, The Mantle and Core, edited by R. W. Carlson, pp. 521-546, Elsevier-Pergamon, Oxford, U. K.
41. Li, J., H. K. Mao, Y. Fei, E. Gregoryanz, M. Eremets, and C. S. Zha (2002), Compression of Fe3C to 30 GPa at room temperature, Phys. Chem. Miner., 29, 166-169, doi:10.1007/s00269-001-0224-4. (Pubitemid 34494990)
42. Lin, J.-F., A. J. Campbell, D. L. Heinz, and G. Shen (2003), Static compression of iron-silicon alloys: Implications for silicon in the Earth's core, J. Geophys. Res., 108(B1), 2045, doi:10.1029/2002JB001978.
43. Lin, J.-F., V. V. Struzhkin, H.-K. Mao, R. J. Hemley, P. Chow, M. Y. Hu, and J. Li (2004), Magnetic transition in compressed Fe3C from X-ray emission spectroscopy, Phys. Rev. B, 70, 212405, doi:10.1103/Phys-RevB.70.212405.
44. Lin, J.-F., W. Sturhahn, J. Zhao, G. Shen, H.-K. Mao, and R. J. Hemley (2005), Sound velocities of hot dense iron: Birch's law revisited, Science, 308, 1892-1894.
45. McQueen, R. G., S. P. Marsh, J. W. Taylor, J. N. Fritz, and W. J. Carter (1970), The equation of state of solid from shock wave studies, in High Velocity Impact Phenomena, edited by R. Kinslow, pp. 294-419, Academic, New York.
46. Murakami, M., K. Hirose, S. Ono, T. Tsuchiya, M. Isshiki, and T. Watanuki (2004), High pressure and high temperature phase transitions of FeO, Phys. Earth Planet. Inter., 146, 273-282, doi:10.1016/j.pepi.2003.06.011. (Pubitemid 38889344)
47. Nishio-Hamane, D., T. Yagi, N. Sata, T. Fujita, and T. Okada (2010), No reactions observed in Xe-Fe system even at Earth core pressures, Geophys. Res. Lett., 37, L04302, doi:10.1029/2009GL041953.
48. Ohfuji, H., N. Sata, H. Kobayashi, Y. Ohishi, K. Hirose, and T. Irifune (2007), A new high-pressure and high-temperature polymorph of FeS, Phys. Chem. Miner. 34, 335-343, doi:10.1007/s00269-007-0151-0. (Pubitemid 47023708)
49. Ohishi, Y., N. Hirao, N. Sata, K. Hirose, and M. Takata (2008), Highly intense monochromatic X-ray diffraction facility for high-pressure research at SPring-8, High Pressure Res., 28, 163-173, doi:10.1080/0895795080228910.
50. Ono, S., and T. Kikegawa (2006), High-pressure study of FeS between 20 and 120 GPa using synchrotron X-ray powder diffraction, Am. Mineral., 91, 1941-1944.
51. Ono, S., T. Kikegawa, and Y. Ohishi (2007a), Equation of state of the highpressure polymorph of FeSi to 67 GPa, Eur. J. Mineral., 19, 183-187, doi:10.1127/0935-1221/2007/0019-1713. (Pubitemid 46851055)
52. Ono, S., Y. Ohishi, and T. Kikegawa (2007b), High-pressure study of rhombohedral iron oxide, FeO, at pressures between 41 and 142 GPa, J. Phys. Condens. Matter, 19, 036205, doi:10.1088/0953-8984/19/3/036205. (Pubitemid 46478583)
53. Ozawa, H., K. Hirose, S. Tateno, N. Sata, and Y. Ohishi (2010), Phase transition boundary between B1 and B8 structures of FeO up to 210 GPa, Phys. Earth Planet. Inter., 179, 157-163, doi:10.1016/j.pepi.2009.11.005.
54. Poirier, J.-P. (1994), Light elements in the Earth's outer core: A critical review, Phys. Earth Planet. Inter., 85, 319-337.
55. Sata, N., G. Shen, M. L. Rivers, and S. R. Sutton (2002), Pressure-volume equation of state of the high-pressure B2 phase of NaCl, Phys. Rev. B, 65, 104114, doi:10.1103/PhysRevB.65.104114.
56. Sata, N., H. Ohfuji, K. Hirose, H. Kobayashi, Y. Ohishi, and N. Hirao (2008), Am. Mineral., 93, 492-494, doi:10.2138/am.2008.2762.
57. 3C to 73 GPa: Implications for carbon in the Earth's core, Geophys. Res. Lett., 28, 1875-1878.
58. 3S and implications for sulfur in Earth's core, J. Geophys. Res., 111, B06209, doi:10.1029/2005JB004091. (Pubitemid 44660115)
59. Seagle, C. T., D. L. Heinz, A. J. Campbell, V. B. Prakapenka, and S. T. Wanless (2008), Melting and thermal expansion in the Fe-FeO system at high pressure, Earth Planet. Sci. Lett., 265, 655-665, doi:10.1016/j.epsl.2007.11. 004.
60. Shen, G., R. L. Rivers, Y. Wang, and S. R. Sutton (2001), Laser heated diamond cell system at the Advanced Photon Source for in situ X-ray measurements at high pressure and temperature, Rev. Sci. Instrum., 72, 1273-1282, doi:10.1063/1.1343867.
61. Shim, S.-H., T. S. Duffy, and K. Takemura (2002), Equation of state of gold and its application to the phase boundaries near 660 km depth in Earth's mantle, Earth Planet. Sci. Lett., 203, 729-739.
62. Shu, J., H.-K. Mao, J. Hu, Y. Fei, and R. J. Hemley (1998), Single-crystal X-ray diffraction of wüstite to 30 GPa hydrostatic pressure, N. Jahrb. Miner. Abh., 172, 309-323.
63. Speziale, S., C.-S. Zha, T. S. Duffy, R. J. Hemley, and H.-K. Mao (2001), Quasi-hydrostatic compression of magnesium oxide to 52 GPa: Implications for the pressure-volume-temperature equation of state, J. Geophys. Res., 106, 515-528.
64. Stacey, F. (1994), Thermodynamic relationship and the properties of iron at Earth's core conditions, in High-Pressure Science and Technology-1993, edited by S. C. Schmidt et al., AIP Conf. Proc., 309, 899-902.
65. Stewart, A. J., M. W. Schmidt, W. van Westrenen, and C. Liebske (2007), Mars: A new core-crystallization regime, Science, 316, 1323-1325, doi:10.1126/science.1140549. (Pubitemid 46871650)
66. Vinet, P., J. Ferrante, J. R. Smith, and J. H. Rose (1986), A universal equation of state for solids, J. Phys. C Solid State Phys., 19, L467-L473.
67. Vočadlo, L., G. D. Price, and I. G. Wood (1999), Crystal structure, compressibility and possible phase transitions in ε-FeSi studied by first-principles pseudopotential calculations, Acta Cryst., B55, 484-493.
68. Vočadlo, L, J. Brodholt, D. P. Dobson, K. S. Knight, W. G. Marshall, G. D. Price, and I. G. Wood (2002), The effect of ferromagnetism on the equation of state of Fe3C studied by first-principles calculations, Earth Planet. Sci. Lett., 203, 567-575.
69. Zha, C.-S., K. Mibe, W. A. Bassett, O. Tschauner, H.-K. Mao, and R. J. Hemley (2008), P-V-T equation of state of platinum to 80 GPa and 1900 K from internal resistive heating/X-ray diffraction measurements, J. Appl. Phys., 103, 054908, doi:10.1063/1.2844358. (Pubitemid 351394151)
70. 0.09, Phys. Chem. Miner., 26, 206-211. (Pubitemid 29237524)