Optical beams in saturable self-focusing media
- 1 September 1992
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review A
- Vol. 46 (5), 2726-2734
- https://doi.org/10.1103/physreva.46.2726
Abstract
An approximate analytical analysis of two-dimensional optical beams propagating in saturable self-focusing media is carried out. In particular, the radial shape and the phase shift of the stationary self-trapped fundamental mode are investigated in detail. The dynamic variations of the beamwidth and the phase shift for nonstationary propagation are also analyzed. The predictions of the analytical model are compared with numerical results for stationary propagation and show good agreement.Keywords
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