In-situ X-ray diffraction and radiography of iron–silicate–water–sulfur system simulating behaviors of light elements during early Earth’s core–mantle segregation

References

• Rubie DC, Melosh HJ, Reid JE, et al. Mechanisms of metal–silicate equilibration in the terrestrial magma ocean. Earth Planet Sci Lett. 2003;205:239–255.
   Web of Science ®Google Scholar
• Stevenson DJ. Fluid dynamics of core formation. In: Newsom HE, Jones JH, editors. Origin of the Earth, New York: Oxford University Press; 1990. p. 231–250.
   Google Scholar
• Dubrovinsky LS, Saxena SK, Tutti F, et al. In situ X-ray study of thermal expansion and phase transition of iron at multimegabar pressure. Phys Rev Lett. 2000;84:1720–1723.
   PubMed Web of Science ®Google Scholar
• Dewaele A, Loubeyre P, Occelli F, et al. Quasihydrostatic equation of state of iron above 2 mbar. Phys Rev Lett. 2006;97:215504.
   PubMed Web of Science ®Google Scholar
• Birch F. Elasticity and constitution of the Earth’s interior. J Geophys Res. 1952;57:227–286.
   Web of Science ®Google Scholar
• Poirier J-P. Light elements in the Earth’s outer core: a critical review. Phys Earth Planet Inter. 1994;85:319–337.
   Web of Science ®Google Scholar
• Wade J, Wood BJ, Core formation and the oxidation state of the Earth. Earth Planet Sci Lett. 2005;236:78–95
   Web of Science ®Google Scholar
• Righter K, Sutton SR, Danielson L, et al. Redox variations in the inner solar system with new constraints from vanadium XANES in spinels. Am Mineral. 2016;101:1928–1942.
   Web of Science ®Google Scholar
• Fukai Y. The iron-water reaction and the evolution of the Earth. Nature. 1984;308:174–175.
   Web of Science ®Google Scholar
• Iizuka-Oku R, Yagi T, Gotou H, et al. Hydrogenation of iron in the early stage of Earth’s evolution. Nat Commun. 2017;8:14096.
   PubMed Web of Science ®Google Scholar
• Tagawa S, Sakamoto N, Hirose K, et al. Experimental evidence for hydrogen incorporation into Earth’s core. Nat Comm. 2021;12:2588.
   PubMed Web of Science ®Google Scholar
• Shibazaki Y, Ohtani E, Terasaki H, et al. Effect of hydrogen on the melting temperature of FeS at high pressure: implications for the core of Ganymede. Earth Planet Sci Lett. 2011;301:153–158.
   Web of Science ®Google Scholar
• Shibazaki Y, Stagno V, Fei Y, et al. Effect of hydrogen on the melting temperature of Fe–FeS system at high pressure. SPring-8 Res Rep, A. 2016;4:181–184.
   Google Scholar
• Iizuka-Oku R, Gotou H, Shito C, et al. Behavior of light elements in iron–silicate–water–sulfur system during early Earth’s evolution. Sci Rep. 2021;11:12632.
   PubMed Web of Science ®Google Scholar
• Terasaki H, Urakawa S, Funakoshi K, et al. In situ measurement of interfacial tension of Fe–S and Fe–P liquids under high pressure using X-ray radiography and tomography techniques. Phys Earth Planet Inter. 2009;174:220–226.
   Web of Science ®Google Scholar
• Terasaki H, Nishida K, Shibazaki Y, et al. Density measurement of Fe3C liquid using X-ray absorption image up to 10 GPa and effect of light elements on compressibility of liquid iron. J Geophys Res. 2010;115:B06207.
   Web of Science ®Google Scholar
• Gotou H, Yagi T, Iizuka R, et al. Application of X-ray radiography to study the segregation process of iron from silicate under high pressure and high temperature. High Press Res. 2015;35:130–138.
   Web of Science ®Google Scholar
• Bean VE, Akimoto S, Bell PM, et al. Another step toward an international practical pressure scale: second AIRAPT IPPS task group report. Physica B+C. 1986;139–140:52–54.
   Google Scholar
• Yagi T, Akaogi M, Shimomura O, et al. In situ observation of the olivine-spinel phase transformation in Fe2SiO4 using synchrotron radiation. J Geophys Res. 1987;92:6207–6213.
   Web of Science ®Google Scholar
• Tange Y, Nishihara Y, Tsuchiya T. Unified analyses for P–V–T equation of state of MgO: a solution for pressure-scale problems in high P–T experiments. J Geophys Res: Solid Earth. 2009;114:B03208.
   Web of Science ®Google Scholar
• Seto Y, Nishio-Hamane D, Natai T, and Sata, N. Development of a software suite on X-ray diffraction experiments. Rev High Press Sci Technol. 2010;20:269–276. Japanese.
   Google Scholar
• Nishida K, Suzuki A, Terasaki H, et al. Towards a consensus on the pressure and composition dependence of sound velocity in the liquid Fe–S system. Phys Earth Planet Inter. 2016;257:230–239.
   Web of Science ®Google Scholar
• Shen G, Mao H-K, Hemley RJ, et al. Melting and crystal structure of iron at high pressures and temperatures. Geophys Res Lett. 1998;25:373–376.
   Web of Science ®Google Scholar
• Urakawa S, Someya K, Terasaki H, et al. Phase relationships and equations of state for FeS at high pressures and temperatures and implications for the internal structure of Mars. Phys Earth Planet Inter. 2004;143–144:469–479.
   Web of Science ®Google Scholar
• Terasaki, H, Urakawa S, Rubie DC, et al. Interfacial tension of Fe–Si liquid at high pressure: implications for liquid Fe-alloy droplet size in magma oceans. Phys Earth Planet Inter. 2012;202–203:1–6.
   Web of Science ®Google Scholar
• Morard G, Katsura T. Pressure–temperature cartography of Fe–S–Si immiscible system. Geochim Cosmochim Acta. 2010;74:3659–3667.
   Web of Science ®Google Scholar
• Sanloup C, Fei Y. Closure of the Fe–S–Si liquid miscibility gap at high pressure. Phys Earth Planet Inter. 2004;147:57–65.
   Web of Science ®Google Scholar
• Dasgupta R, Buono A, Whelan G, et al. High-pressure melting relations in Fe–C–S systems: implications for formation, evolution, and structure of metallic cores in planetary bodies. Geochim Cosmochim Acta. 2009;73:6678–6691.
   Web of Science ®Google Scholar
• Dasgupta R, Chi H, Shimizu N, et al. Carbon solution and partitioning between metallic and silicate melts in a shallow magma ocean: implications for the origin and distribution of terrestrial carbon. Geochim Cosmochim Acta. 2013;102:191–212.
   Web of Science ®Google Scholar
• Néri A, Monnereau M, Guignard J, et al. Textural evolution of metallic phases in a convecting magma ocean: a 3D microtomography study. Phys Earth Planet Inter. 2021;319:106771.
   Web of Science ®Google Scholar
• Yoshino T, Watson EB. Growth kinetics of FeS melt in partially molten peridotite: an analog for core-forming processes. Earth Planet Sci Lett. 2005;235:453–468.
   Web of Science ®Google Scholar
• Narygina O, Dubrovinsky LS, McCammon CA, et al. X-ray diffraction and Mössbauer spectroscopy study of fcc iron hydride FeH at high pressures and implications for the composition of the Earth's core. Earth Planet Sci Lett. 2011;307:409–414.
   Web of Science ®Google Scholar
• Ohta K, Suehiro S, Hirose K. Electrical resistivity of fcc phase iron hydrides at high pressures and temperatures. C R Geosci. 2019;351:147–153.
   Web of Science ®Google Scholar
• Hirose K, Tagawa S, Kuwayama Y, et al. Hydrogen limits carbon in liquid iron. Geophys Res Lett. 2019;46:5190.
   Web of Science ®Google Scholar
• Siebert J, Badro J, Antonangeli D, et al. Terrestrial accretion under oxidizing conditions. Science. 2013;339:1194–1197.
   PubMed Web of Science ®Google Scholar
• Fischer RA, Nakajima Y, Campbell AJ, et al. High pressure metal–silicate partitioning of Ni, Co, V, Cr, Si, and O. Geochim Cosmochim Acta. 2015;167:177–194.
   Web of Science ®Google Scholar
• Marty B. The origins and concentrations of water, carbon, nitrogen and noble gases on Earth. Earth Planet Sci Lett. 2012;313–314:56–66.
   Web of Science ®Google Scholar
• Takahashi S, Ohtani E, Terasaki H, et al. Phase relations in the carbon-saturated C–Mg–Fe–Si–O system and C and Si solubility in liquid Fe at high pressure and temperature: implications for planetary interiors. 2013;40:647–657 doi:10.1007/s00269-013-0600-x
   Google Scholar
• Corgne A, Wood BJ, Fei Y. C and S-rich molten alloy immiscibility and core formation of planetesimals. Geochim Cosmochim Acta. 2008;72:2409–2416.
   Web of Science ®Google Scholar
• Boujibar A, Habermann M, Righter K, et al. U, Th, and K partitioning between metal, silicate, and sulfide and implications for Mercury’s structure, volatile content, and radioactive heat production. Am Mineral. 2019;104:1221–1237.
   Web of Science ®Google Scholar