## Physical Properties of Crystals: Their Representation by Tensors and Matrices |

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Page 20

It is known that the variation of refractive index with direction is represented by

the indica- trix, which in this case is an

the optic axis). This

It is known that the variation of refractive index with direction is represented by

the indica- trix, which in this case is an

**ellipsoid**of revolution about the triad axis (the optic axis). This

**ellipsoid**possesses the vertical triad axis and the three ...Page 73

In (c) the directions of E and P within the crystal are shown in relation to the

susceptibility

in relation to the permittivity

of ...

In (c) the directions of E and P within the crystal are shown in relation to the

susceptibility

**ellipsoid**, and the directions of E and D within the crystal are shownin relation to the permittivity

**ellipsoid**. It follows, as a special case, that when oneof ...

Page 198

The directions of — grad T and h in relation to (a) the plate, (6) the resistivity

h and — grad T are arranged in relation to the resistivity

The directions of — grad T and h in relation to (a) the plate, (6) the resistivity

**ellipsoid**, and (c) the conductivity**ellipsoid**. two-dimensional representation, howh and — grad T are arranged in relation to the resistivity

**ellipsoid**and the ...### What people are saying - Write a review

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### Contents

THE GROUNDWORK OF CRYSTAL PHYSICS | 3 |

EQUILIBRIUM PROPERTIES | 51 |

ELECTRIC POLARIZATION | 68 |

15 other sections not shown

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### 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 direction cosines displacement dummy suffix electric field ellipsoid equal equation example expression follows force given heat flow Hence hexagonal homogeneous indicatrix isothermal isotropic left-handed length longitudinal magnetic magnitude matrix notation measured moduli monoclinic number of independent Onsager's Principle optical activity orientation parallel Peltier permittivity perpendicular photoelastic effect piezoelectric effect plane plate polarization positive principal axes produced pyroelectric pyroelectric effect quantities radius vector referred refractive refractive index relation representation quadric represented right-handed rotation scalar second-rank tensor set of axes shear stress suffix notation surface susceptibility symmetry elements Table temperature gradient tensile stress thermal expansion thermodynamics thermoelectric effects Thomson heat tion transformation law trigonal uniaxial unit volume values written Young's Modulus zero