Physical Properties of Crystals: Their Representation by Tensors and Matrices |
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Page 94
... defined as : increase in length original length = The strain at the point P is defined as : P'Q ' - PQ PQ Au du = Au Ax e = lim = Διο Δη dx ( 1 ) The strain at any point is thus defined simply as the slope of the curves in Figs . 6.2 a ...
... defined as : increase in length original length = The strain at the point P is defined as : P'Q ' - PQ PQ Au du = Au Ax e = lim = Διο Δη dx ( 1 ) The strain at any point is thus defined simply as the slope of the curves in Figs . 6.2 a ...
Page 175
... defined † by ( 15 ) Instead of the function U , which would be convenient for independent variables ( ej , S ) , we have now to consider the function Φ = U - σ11 - TS . The term o1ji , stands for the sum of nine separate terms ...
... defined † by ( 15 ) Instead of the function U , which would be convenient for independent variables ( ej , S ) , we have now to consider the function Φ = U - σ11 - TS . The term o1ji , stands for the sum of nine separate terms ...
Page 276
... defined to be a body in which the atoms are arranged in a lattice ; by this is meant ( a ) that the atomic arrangement appears the same , and in the same orientation , when viewed from all the lattice points , and ( b ) the atomic ...
... defined to be a body in which the atoms are arranged in a lattice ; by this is meant ( a ) that the atomic arrangement appears the same , and in the same orientation , when viewed from all the lattice points , and ( b ) the atomic ...
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