Structural and Magnetic Phase Transitions in MineralsThis volume in Advances in Physical Geochemistry presents the latest synthesis of theory and experimental data pertaining to structural and magnetic phase transitions in a variety of geochemically important minerals. The book is the first to cover the impact of this rapidly progressing area of solid state physics in earth sciences and reflects its growing significance for mineralogy and petrology. |
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Page 19
For a transition that conserves the number of atoms in the unit cell , the order parameter is associated with the development of a new physical property described by a tensor : electric polarization ( tensor of rank 1 ) for ...
For a transition that conserves the number of atoms in the unit cell , the order parameter is associated with the development of a new physical property described by a tensor : electric polarization ( tensor of rank 1 ) for ...
Page 20
The positions of the other atoms can be obtained by the symmetry operations of quartz , namely a sixfold screw axis along c , a twofold axis along a , and other twofold axes perpendicular to a and c . Depending on the sense of rotation ...
The positions of the other atoms can be obtained by the symmetry operations of quartz , namely a sixfold screw axis along c , a twofold axis along a , and other twofold axes perpendicular to a and c . Depending on the sense of rotation ...
Page 137
5 oxygen atom in terms of surrounding oxygen atoms is 13 ) , whereas silicon atoms are arranged in the regular face - centered cubic array . le Possible Existence of Silica and Analogous Oxides with Pa3 Symmetry N i 0 o 0 The pair ...
5 oxygen atom in terms of surrounding oxygen atoms is 13 ) , whereas silicon atoms are arranged in the regular face - centered cubic array . le Possible Existence of Silica and Analogous Oxides with Pa3 Symmetry N i 0 o 0 The pair ...
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Contents
Incommensurate Phase Transitions in Quartz and Berlinite | 17 |
Phase Separation in Quadrilateral Pyroxenes and Olivines | 39 |
Multicritical Phase Relations in Minerals | 60 |
Copyright | |
7 other sections not shown
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Structural and Magnetic Phase Transitions in Minerals S. Ghose,J.M.D. Coey,E. Salje Limited preview - 2012 |
Common terms and phrases
antiferromagnetic appears applied approximation atoms axis Ballet behavior bond calculated cation Chem chemical cluster Coey components composition constant corresponding coupling critical crystal decreases density dependence described determined diffraction direction disordered Dolino effect electron energy equilibrium estimated et al exchange experimental experiments Fe2+ Fe3+ ferromagnetic field function Ghose give given heat ilvaite inc phase increases indicate interactions ions iron lattice layers Lindsley lower mantle magnetic magnetic order materials measurements Mineral mode Mössbauer natural neutron observed obtained occur octahedral olivines order parameter pairs perovskite phase diagrams phase transition Phys physical pigeonite polytypes positions possible potential predicted pressure properties pyroxenes quartz range respectively Salje sample shown shows silicates solid solution space group spin stability structure symmetry Table temperature theory thermodynamic tion transformation unit variation