Abstract
We demonstrate that a weak defocusing Kerr effect in an optical medium with predominantly quadratic [or χ(2)] nonlinear response can eliminate the parametric modulational instability of plane waves, leading to the existence of stable two-wave dark and vortex spatial solitons.
Original language | English |
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Pages (from-to) | 670-672 |
Number of pages | 3 |
Journal | Optics Letters |
Volume | 23 |
Issue number | 9 |
DOIs | |
Publication status | Published - 1 May 1998 |