Tables for
Volume D
Physical properties of crystals
Edited by A. Authier

International Tables for Crystallography (2013). Vol. D, ch. 1.6, p. 179

Section 1.6.8. Glossary

A. M. Glazera* and K. G. Coxb

aDepartment of Physics, University of Oxford, Parks Roads, Oxford OX1 3PU, England, and bDepartment of Earth Sciences, University of Oxford, Parks Roads, Oxford OX1 3PR, England
Correspondence e-mail:

1.6.8. Glossary

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[\alpha], [\beta], [\gamma] refractive indices of biaxial indicatrix, [\alpha \,\lt\, \beta \,\lt\, \gamma]
[{\hat \alpha}] polarizability operator
[B_i] ith component of magnetic induction
c velocity of light
[c_{k\ell mn}] [k\ell mn\rm{th}] component of elastic stiffness tensor
[\chi_{ijk\ldots}] [ijk\ldots\rm {th}] component of generalized susceptibility
d density
[D_i] ith component of dielectric displacement
[\Delta] phase difference of light
[{\hat e}_{ijm}] unit antisymmetric pseudotensor of rank 3
[E_i] ith component of electric field
[g_{ij}], [G_{ij}] ijth component of gyration tensor
G gyration vector
[\gamma_{ij\ell}] third-rank optical gyration susceptibility
H magnetic field intensity
[\eta_{ij}] ijth component of dielectric impermeability tensor
[\varepsilon_o] permittivity of free space
[\varepsilon_{ij}] ijth component of dielectric tensor
[\kappa] ellipticity of wave
k wavevector of light propagating in crystal ([|k| = 2\pi/\lambda])
[\lambda] wavelength of light
[\mu_o] vacuum magnetic permeability
n refractive index of light
[n_\alpha], [n_\beta], [n_\gamma] refractive indices for biaxial indicatrix, [n_\alpha \,\lt\, n_\beta \,\lt\, n_\gamma]
[n_o] ordinary refractive index
[n_e] extraordinary refractive index
[\Psi_i] wavefunction of state i
[P_i] ith component of electric polarization
[p_{ijk\ell}] [ijk\ell\rm {th}] component of elasto-optic (strain-optic) tensor
[{\hat p}] electric dipole operator
[\rho] optical rotatory power
[\pi_{ijk\ell}] [ijk\ell\rm{th}] component of linear piezo-optic tensor
[r_{ijk}] ijkth component of linear electro-optic tensor
[{\hat s}] unit vector in the direction of s, the wave normal
[S_{ij}] ijth component of strain tensor
[T_{ij}] ijth component of stress tensor
v velocity of sound
V half the angle between optic axes
[\omega] cyclic frequency
[x_i] direction of ith Cartesian axis, i = 1, 2, 3

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