Structural and Magnetic Phase Transitions in Minerals |
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Page 22
... X - ray measurement of Young ( 1962 ) . ( x ) Second harmonic generation from Bach- heimer and Dolino ( 1975 ) ( normalized to X - ray results at room temperature ) . The full line is obtained from the best fit of the Landau theory to ...
... X - ray measurement of Young ( 1962 ) . ( x ) Second harmonic generation from Bach- heimer and Dolino ( 1975 ) ( normalized to X - ray results at room temperature ) . The full line is obtained from the best fit of the Landau theory to ...
Page 144
... ray X - ray Neutron 150 K Neutron 80 K Neutron 5 K Neutron Fe3 + ( A ) 2.662 2.732 2.664 2.760 2.805 2.915 Fe ( A ) 2.319 2.332 2.245 2.294 2.268 2.263 Fe2 + ( B ) 1.938 2.963 1.855 1.924 1.940 1.973 a Finger et al . ( 1982 ) . b ...
... ray X - ray Neutron 150 K Neutron 80 K Neutron 5 K Neutron Fe3 + ( A ) 2.662 2.732 2.664 2.760 2.805 2.915 Fe ( A ) 2.319 2.332 2.245 2.294 2.268 2.263 Fe2 + ( B ) 1.938 2.963 1.855 1.924 1.940 1.973 a Finger et al . ( 1982 ) . b ...
Page 219
... X - ray diffraction . The crystals were aligned on X - ray oscillation cameras with a camera radius of 30 mm using Ni - filtered CuK radiation . As Pbl2 strongly absorbs the X - ray beam , backscattering diffractograms were taken from ...
... X - ray diffraction . The crystals were aligned on X - ray oscillation cameras with a camera radius of 30 mm using Ni - filtered CuK radiation . As Pbl2 strongly absorbs the X - ray beam , backscattering diffractograms were taken from ...
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