Multiband quadratic solitons in waveguide arrays

Setzpfandt, Frank; Sukhorukov, Andrey A.; Neshev, Dragomir N.; Schiek, Roland; Tünnermann, Andreas; Kivshar, Yuri S.; Pertsch, Thomas

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Multiband quadratic solitons in waveguide arrays

Date

2010

Authors

Setzpfandt, Frank

Sukhorukov, Andrey A.

Abstract

We predict theoretically and observe experimentally multiband quadratic solitons in periodically poled lithium niobate waveguide arrays. We demonstrate an abrupt transition from unstaggered to staggered second harmonic phase profiles with increase of fundamental beam power.