## Physical Properties of Crystals |

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Results 1-3 of 85

Page 45

2.4b from Q to P. Clearly, Síl and Saa are always intermediate in

S, and S, and reach their extreme

axes Oxo coincide with the principal axes. We see too that (S41+Sás) has the ...

2.4b from Q to P. Clearly, Síl and Saa are always intermediate in

**value**betweenS, and S, and reach their extreme

**values**when R is at P and Q, that is, when theaxes Oxo coincide with the principal axes. We see too that (S41+Sás) has the ...

Page 160

In this case 0 is a square and, in general, non-singular matrix; thus, we may solve

(28) to give o: = 0-1A (29) It is more accurate to measure more than three

of A1, A2, etc. and to combine the observations to give the best

In this case 0 is a square and, in general, non-singular matrix; thus, we may solve

(28) to give o: = 0-1A (29) It is more accurate to measure more than three

**values**of A1, A2, etc. and to combine the observations to give the best

**value**of c.Page 162

0 2 0 –2 || 16-0 –7-75 0.31 3 1 — 1 1/ \ 15-0 32-13 0.33 31-5 The

from (36) comes out as 0-13\ × 10-9. –0-13 0-13 –0-13 Thus, the best

oil, oau, oss are given by multiplying the array R by the matrix of expansion ...

0 2 0 –2 || 16-0 –7-75 0.31 3 1 — 1 1/ \ 15-0 32-13 0.33 31-5 The

**value**of v foundfrom (36) comes out as 0-13\ × 10-9. –0-13 0-13 –0-13 Thus, the best

**values**ofoil, oau, oss are given by multiplying the array R by the matrix of expansion ...

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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