Abstract

We demonstrate the possibility of self-trapping of optical beams by use of quasi phase matching in a counterpropagating configuration in quadratic media. We also show the predominant stability of these beams and estimate the power level required for their observation.

© 1999 Optical Society of America

Spatial switching of quadratic solitons in engineered quasi-phase-matched structures

Carl Balslev Clausen and Lluis Torner
Opt. Lett. 24(1) 7-9 (1999)

Nonlinear phase shift and all-optical switching in quasi-phase-matched quadratic media

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Engineering competing nonlinearities

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