Structural and Magnetic Phase Transitions in Minerals |
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Page 116
... LS transition of Fe2 + in the lower mantle may make the lower - mantle iron ( II ) miner- alogy much more ... transition of Fe2 + with moderate pressures . In all of these complexes , the crystal field splitting ( 10Dq ) of the Fe2 + d ...
... LS transition of Fe2 + in the lower mantle may make the lower - mantle iron ( II ) miner- alogy much more ... transition of Fe2 + with moderate pressures . In all of these complexes , the crystal field splitting ( 10Dq ) of the Fe2 + d ...
Page 117
Subrata Ghose J. M. D. Coey, Ekhard K. H. Salje. LS transition , an and Ringwood ( 1981 ) also proposed that , in addition to an HS → NaCl → NiAs type structural ... LS transition of High - Spin to Low - Spin Transition of Fe2 + 117.
Subrata Ghose J. M. D. Coey, Ekhard K. H. Salje. LS transition , an and Ringwood ( 1981 ) also proposed that , in addition to an HS → NaCl → NiAs type structural ... LS transition of High - Spin to Low - Spin Transition of Fe2 + 117.
Page 123
... LS transition of FeO is predicted to occur near 45 GPa . Based on previous experience with SCF - Xa - SW calculations on MO , clusters using overlapping atomic spheres , the uncertainty in the internal energy change is prob- ably near ...
... LS transition of FeO is predicted to occur near 45 GPa . Based on previous experience with SCF - Xa - SW calculations on MO , clusters using overlapping atomic spheres , the uncertainty in the internal energy change is prob- ably near ...
Contents
Incommensurate Phase Transitions in Quartz and Berlinite | 17 |
Phase Separation in Quadrilateral Pyroxenes and Olivines | 39 |
Multicritical Phase Relations in Minerals | 60 |
Copyright | |
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Structural and Magnetic Phase Transitions in Minerals S. Ghose,J.M.D. Coey,E. Salje Limited preview - 2012 |
Structural and Magnetic Phase Transitions in Minerals S. Ghose,J.M.D. Coey,E. Salje Snippet view - 1988 |
Structural and Magnetic Phase Transitions in Minerals S. Ghose,J.M.D. Coey,E. Salje Snippet view - 1988 |
Common terms and phrases
a-ẞ transition anisotropy ANNNI model antiferromagnetic approximation atoms axis Bachheimer Ballet behavior berlinite Bukowinski calculated canting Chem chemical Co₂SiO4 Coey components composition coupling crystal field crystal structure crystallographic Davidson decreases density Di-En disordered Dolino Earth Planet electron equilibrium experimental Fe² Fe2+ Fe2SiO4 Fe³ feldspar ferromagnetic free energy Geophys Ghose grunerite high pressure high-spin ilvaite inc phase incommensurate phase interactions ions Jeanloz Landau theory lattice layers Lindsley low temperatures lower mantle LS transition M2 sites magnetic order magnetic phase transitions magnetic properties magnetic structure Matsui measurements MgSiO3 Mineral Mn2SiO4 mode Mössbauer neutron diffraction observed octahedral olivines order parameter orthopyroxene orthorhombic pairs perovskite phase diagrams phase transition Phys polytypes polytypic phases predicted pyroxenes quartz Salje sample shown in Fig silicates SiO2 solid solution space group spin glass ẞ phase susceptibility symmetry temperature dependence thermal expansion thermodynamic tion transformation X-ray zero pressure