Physical Properties of Crystals: Their Representation by Tensors and Matrices |
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Page 136
... reversible the work done is equal to the increase in the free energy dY and we may write , per unit volume , dr = dW = σidei . If Hooke's Law ( 14 ) is obeyed this becomes ( 17 ) dr = c1jej dej . ( 18 ) Hence , ay θει = Cij Ej ( the ...
... reversible the work done is equal to the increase in the free energy dY and we may write , per unit volume , dr = dW = σidei . If Hooke's Law ( 14 ) is obeyed this becomes ( 17 ) dr = c1jej dej . ( 18 ) Hence , ay θει = Cij Ej ( the ...
Page 207
... reversible . Thermal conduction , on the other hand , cannot be described by reference to an equilibrium state ; heat flows through the crystal at a definite rate , and the thermodynamical laws for reversible processes do not apply . It ...
... reversible . Thermal conduction , on the other hand , cannot be described by reference to an equilibrium state ; heat flows through the crystal at a definite rate , and the thermodynamical laws for reversible processes do not apply . It ...
Page 302
... reversible process the work done equals the increase dY ” in the free energy Y ' : dW = dч ' ; and so , if the thermodynamic system under consideration is taken to be the polarized or magnetized body plus the charges and currents which ...
... reversible process the work done equals the increase dY ” in the free energy Y ' : dW = dч ' ; and so , if the thermodynamic system under consideration is taken to be the polarized or magnetized body plus the charges and currents which ...
Contents
THE GROUNDWORK OF CRYSTAL PHYSICS | 3 |
EQUILIBRIUM PROPERTIES | 51 |
ELECTRIC POLARIZATION | 68 |
18 other sections not shown
Common terms and phrases
angle anisotropic applied axial vector centre of symmetry Chapter coefficients conductivity constant crystal classes crystal properties crystal symmetry cube cubic crystals defined denoted diad axis dielectric dijk direction cosines dummy suffix elastic electric field ellipsoid equation example force given grad H₁ H₂ heat flow Hence hexagonal homogeneous indicatrix isothermal isotropic k₁ magnetic magnitude matrix notation measured moduli monoclinic number of independent Onsager's Principle optical activity orientation orthorhombic Ox₁ P₁ parallel Peltier permittivity perpendicular photoelastic effect piezoelectric effect plane plate polarization principal axes produced pyroelectric pyroelectric effect quantities radius vector referred refractive index relation representation quadric represented right-handed rotation S₁ scalar second-rank tensor set of axes shear strain stress suffix notation surface susceptibility symmetry elements Table temperature gradient thermal expansion thermodynamics thermoelectric effects Thomson heat tion transformation law triclinic trigonal uniaxial values x₁ Young's Modulus zero