Influence of the crystal field effect on chemical transport in Earth's mantle: Cr3+ and Ga3+ diffusion in periclase

Physics of the Earth and Planetary Interiors

Volumn 180, Issue 3-4, 2010, Pages 159-171

  Crispin, Katherine L ^a   Van Orman, James A ^a,b  

^a CASE WESTERN RESERVE UNIVERSITY   (United States)

^b Case Western Reserve University   (United States)

Author keywords

Electronic structure; Lower mantle; MgO; Point defects; Transition metal

Indexed keywords

BINDING FREE ENERGY; CATION VACANCIES; CHEMICAL TRANSPORT; CONCENTRATION-DEPENDENT DIFFUSION; CRYSTAL FIELD EFFECTS; CRYSTAL FIELDS; CRYSTAL-FIELD SPLITTING; D ORBITALS; DIFFUSION COEFFICIENTS; DIFFUSION PROFILES; DIFFUSIVITIES; DIPOLE POLARIZABILITIES; EARTH'S MANTLE; IONIC RADIUS; LOW-SPIN TRANSITION; LOWER MANTLE; MGO; MIGRATION ENERGY; MOBILE SPECIES; NEAREST-NEIGHBORS; OCTAHEDRAL CATION; OCTAHEDRAL SITES; ORDERS OF MAGNITUDE; PERICLASE; SPIN TRANSITION; THEORETICAL MODELS; TRIVALENT CHROMIUM;

BINDING ENERGY; CHROMIUM; DEFECTS; DIFFUSION; ELECTRONIC PROPERTIES; ELECTRONIC STRUCTURE; LANTHANUM COMPOUNDS; MANGANESE; MANGANESE COMPOUNDS; POINT DEFECTS; POSITIVE IONS; SPIN DYNAMICS; STABILIZATION; VACANCIES;

CRYSTAL SYMMETRY;

CATION; CHROMIUM; CRYSTAL STRUCTURE; DIFFUSION; DIFFUSIVITY; EARTH; GALLIUM; LOWER MANTLE; OXIDE GROUP; PERICLASE; SYMMETRY; TRANSITION ELEMENT; TRANSPORT PROCESS;

EID: 77953285562     PISSN: 00319201     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.pepi.2009.12.004     Document Type: Article

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