## Physical Properties of Crystals |

### From inside the book

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Page 21

First we

the potential symmetry element on the crystal,f and again investigate the relation

between the

First we

**measure**the property relative to some fixed axes. Then we operate withthe potential symmetry element on the crystal,f and again investigate the relation

between the

**measured**quantities, taking our**measurements**in the same ...Page 107

Some

expansion coefficients of crystals Unit = 10-8(°C)-1 Crystal System Temperature

0.1 0.2 0.3 Gypsum . . I monoclinic 40°C 1-6 42 29 Aragonite . . I orthorhombic 40

°C ...

Some

**measured**values of expansion coefficients TABLE 6 Principal thermalexpansion coefficients of crystals Unit = 10-8(°C)-1 Crystal System Temperature

0.1 0.2 0.3 Gypsum . . I monoclinic 40°C 1-6 42 29 Aragonite . . I orthorhombic 40

°C ...

Page 163

The Mohr circle construction showing the four

calculation of $ 7.1. The values shown are those of 10°xa (o, in *. CT*). Fig. 9.2

shows on the same Mohr circle diagram the four

The Mohr circle construction showing the four

**measured**expansions used in thecalculation of $ 7.1. The values shown are those of 10°xa (o, in *. CT*). Fig. 9.2

shows on the same Mohr circle diagram the four

**measured**expansions used in ...### What people are saying - Write a review

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### Contents

THE GROUND WORK OF CRYSTAL PHYSICS | 3 |

Summary | 29 |

EQUILIBRIUM PROPERTIES | 45 |

47 other sections not shown

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### Common terms and phrases

angle anisotropic applied biaxial birefringence centre of symmetry Chapter conductivity constant crystal classes crystal properties crystal symmetry cube cubic crystals defined denoted diad axis dielectric direction cosines displacement elastic compliances electric field electro-optical electro-optical effect ellipsoid equal equation example expression follows forces given gives grad heat flow Hence indicatrix isothermal isotropic magnetic magnitude matrix notation measured moduli Mohr circle monoclinic number of independent Onsager's Principle optic axis optical activity orientation parallel permittivity perpendicular photoelastic effect piezoelectric effect plane plate polarization positive principal axes produced pyroelectric effect quadric radius vector referred refractive index relation representation quadric represents right-handed rotation scalar second-rank tensor shear shown shows strain stress symmetry elements Table temperature gradient thermal expansion thermodynamics thermoelectric effects Thomson heat tion transformation law trigonal uniaxial unit volume values wave normal wave surface written zero