Structural and Magnetic Phase Transitions in Minerals |
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Page 147
... 1988 , in preparation ) . perature range 295 to 420 K ( S. Ghose and K. Tsukimura , 1988 , in preparation ) show two distinct regimes : ( a ) long - range order with a short time - scale : 310 K to T. 346 K and ( b ) long - range ...
... 1988 , in preparation ) . perature range 295 to 420 K ( S. Ghose and K. Tsukimura , 1988 , in preparation ) show two distinct regimes : ( a ) long - range order with a short time - scale : 310 K to T. 346 K and ( b ) long - range ...
Page 151
In the intermediate region ( 310 to 405 K ) , the conductivity will be higher because of the beginning of the loss of long - range order . Both tunneling and hopping may be present in this region . In the high - temperature region ...
In the intermediate region ( 310 to 405 K ) , the conductivity will be higher because of the beginning of the loss of long - range order . Both tunneling and hopping may be present in this region . In the high - temperature region ...
Page 209
In ordinary spin glasses no long - range order is established . Instead , short - range correlations become stronger and stronger when the temperature is lowered . The observed short - range order has , however , no timeindependent ...
In ordinary spin glasses no long - range order is established . Instead , short - range correlations become stronger and stronger when the temperature is lowered . The observed short - range order has , however , no timeindependent ...
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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 | |
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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+ 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