
%0 Journal Article
%A Oitmaa, J 
%T Dielectric Saturation in Ionic Crystals. I. Rigid Ion Model
%J Australian Journal of Physics
%D 1967/02/01
%V 20
%N 1
%P 11-28
%K 
%R https://doi.org/10.1071/PH670011
%U https://www.publish.csiro.au/paper/PH670011 
%X The higher-order term in the static dielectric constant of an ionic crystal, which is proportional to the square of the applied field, is calculated using a rigid ion model. An explicit expression is obtained for this term, involving anharmonic coefficients, and is evaluated for NaCI. 
