Self-focusing and self-trapping in unbiased centrosymmetric photorefractive media
- 15 June 1998
- journal article
- Published by Optica Publishing Group in Optics Letters
- Vol. 23 (12) , 912-914
- https://doi.org/10.1364/ol.23.000912
Abstract
We predict self-focusing and self-trapping of optical beams propagating in unbiased centrosymmetric photorefractive crystals in the near-transition paraelectric phase, where the nonlinear response is proportional to the square of the diffusion space-charge field.Keywords
This publication has 5 references indexed in Scilit:
- One-dimensional steady-state photorefractive spatial solitons in centrosymmetric paraelectric potassium lithium tantalate niobateOptics Letters, 1998
- Three-dimensional optical beam propagation and solitons in photorefractive crystalsJournal of the Optical Society of America B, 1997
- Spatial solitons in centrosymmetric photorefractive mediaOptics Letters, 1997
- Characterization of a new photorefractive material: K_1−yLyT_1−xNxOptics Letters, 1992
- Voltage-controlled photorefractive effect in paraelectric KTa_1−xNb_xO_3:Cu, VOptics Letters, 1989