Physical Properties of Crystals |
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Page 121
... Trigonal and hexagonal systems . The direct inspection method used above is the most convenient one to use in deducing the conditions imposed on the moduli in all the classes except those belonging to the trigonal and hexagonal systems ...
... Trigonal and hexagonal systems . The direct inspection method used above is the most convenient one to use in deducing the conditions imposed on the moduli in all the classes except those belonging to the trigonal and hexagonal systems ...
Page 281
... trigonal and hexagonal systems , having similar sets of axes , are sometimes regarded as forming a single system ... trigonal and hexagonal systems do not display the 3 - fold , and still less the 6 - fold , symmetry characteristic of ...
... trigonal and hexagonal systems , having similar sets of axes , are sometimes regarded as forming a single system ... trigonal and hexagonal systems do not display the 3 - fold , and still less the 6 - fold , symmetry characteristic of ...
Page 282
... trigonal system it is possible to choose a primitive rhombohedral unit cell ; the corresponding axes Ox , Oy , Oz , called rhombohedral or Miller axes , are all equally inclined to the 3 - fold axis with α = = b = c , απ B = y . A ...
... trigonal system it is possible to choose a primitive rhombohedral unit cell ; the corresponding axes Ox , Oy , Oz , called rhombohedral or Miller axes , are all equally inclined to the 3 - fold axis with α = = b = c , απ B = y . A ...
Contents
THE GROUNDWORK OF CRYSTAL PHYSICS | 11 |
EQUILIBRIUM PROPERTIES | 45 |
PARAMAGNETIC AND DIAMAGNETIC SUSCEPTIBILITY | 53 |
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Common terms and phrases
angle anisotropic applied biaxial birefringence centre of symmetry Chapter coefficients components conductivity constant crystal classes crystal properties crystal symmetry cube cubic crystals D₁ defined deformation denoted diad axis dielectric dijk displacement electric field ellipsoid equal equation example expression follows forces given grad H₁ heat flow Hence hexagonal indicatrix isothermal isotropic k₁ magnetic magnitude matrix notation measured moduli monoclinic number of independent Onsager's Principle optic axis optical activity orientation orthorhombic Ox₁ P₁ parallel Peltier permittivity perpendicular photoelastic photoelastic effect piezoelectric effect plane plate polarization positive principal axes pyroelectric effect quadric radius vector referred refractive index relation representation quadric represents right-handed rotation S₁ scalar second-rank tensor shear shown strain stress suffixes symmetry elements Table temperature gradient thermal expansion thermodynamics thermoelectric effects Thomson heat tion transformation law triclinic trigonal uniaxial values wave normal wave surface x₁ Young's Modulus zero ат