Structural and Magnetic Phase Transitions in Minerals |
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Page 34
... transition at last appeared to be explained by Landau theory , the discovery of the inc phase stimulated research again on the a - ẞ quartz transition . This material offers unique possibilities for fundamen- tal studies of inc phases ...
... transition at last appeared to be explained by Landau theory , the discovery of the inc phase stimulated research again on the a - ẞ quartz transition . This material offers unique possibilities for fundamen- tal studies of inc phases ...
Page 35
... quartz . Solid State Commun . 31 , 547-550 . Aslanyan , T.A. , Levanyuk , A.P. , Vallade , M. , and Lajzerowicz , J. ( 1983 ) Various possibili- ties for the formation of incommensurate ... Phase Transitions in Quartz and Berlinite 35.
... quartz . Solid State Commun . 31 , 547-550 . Aslanyan , T.A. , Levanyuk , A.P. , Vallade , M. , and Lajzerowicz , J. ( 1983 ) Various possibili- ties for the formation of incommensurate ... Phase Transitions in Quartz and Berlinite 35.
Page 36
... quartz with second harmonic light . Appl . Phys . Lett . 22 , 623-625 . Dolino , G. , Bachheimer , J.P. , and Zeyen , C.M.E. ( 1982 ) Observation by neutron scattering of a modulated structure in quartz above the a - ẞ phase transition ...
... quartz with second harmonic light . Appl . Phys . Lett . 22 , 623-625 . Dolino , G. , Bachheimer , J.P. , and Zeyen , C.M.E. ( 1982 ) Observation by neutron scattering of a modulated structure in quartz above the a - ẞ phase transition ...
Contents
Incommensurate Phase Transitions in Quartz and Berlinite | 17 |
Phase Separation in Quadrilateral Pyroxenes and Olivines | 39 |
Multicritical Phase Relations in Minerals | 60 |
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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