Structural and Magnetic Phase Transitions in Minerals |
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Page 3
... thermodynamic behavior . A different thermodynamic approach has been used to understand phase separation and atomic ordering in solid solutions such as olivines , pyroxenes , rhombohedral carbonates and oxides . E. Salje ( Chapter 1 ) ...
... thermodynamic behavior . A different thermodynamic approach has been used to understand phase separation and atomic ordering in solid solutions such as olivines , pyroxenes , rhombohedral carbonates and oxides . E. Salje ( Chapter 1 ) ...
Page 11
... thermodynamic quantities and are not directly related to structural properties . It can be shown , however , that some structural aspects reflect the variation of the order parameter ( with temperature , pressure , or chemical ...
... thermodynamic quantities and are not directly related to structural properties . It can be shown , however , that some structural aspects reflect the variation of the order parameter ( with temperature , pressure , or chemical ...
Page 13
... ( thermodynamic equilibrium ) . = = form and the fully ordered triclinic form ( Q Qod 1 ) . The contribution of the Al , Si disorder to this total is about 12.2 kJ / mol and the contribution due to the dis- placive lattice distortion is ...
... ( thermodynamic equilibrium ) . = = form and the fully ordered triclinic form ( Q Qod 1 ) . The contribution of the Al , Si disorder to this total is about 12.2 kJ / mol and the contribution due to the dis- placive lattice distortion is ...
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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Other editions - View all
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