We present a new model for the two-photon photorefractive recording process. We solved the resulting set of nonlinear coupled partial differential equations of the model within a linear approximation of the steady state. We found very good agreement with experimental results.
© 2003 Optical Society of America
(190.4400) Nonlinear optics : Nonlinear optics, materials
(190.4720) Nonlinear optics : Optical nonlinearities of condensed matter
(190.5530) Nonlinear optics : Pulse propagation and temporal solitons
E. Castro-Camus and L. F. Magaña, "Prediction of the physical response for the two-photon photorefractive effect," Opt. Lett. 28, 1129-1131 (2003)