Nonlinear evolution of laser pulses in lithium niobate waveguide arrays

Setzpfandt, Frank; Sukhorukov, Andrey A.; Neshev, Dragomir N.; Schiek, Roland; Solntsev, Alexander S.; Eilenberger, Falk; Minardi, Stefano; Ricken, Raimund; Min, Yoohong; Sohler, Wolfgang; Kivshar, Yuri S.; Pertsch, Thomas

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Nonlinear evolution of laser pulses in lithium niobate waveguide arrays

Date

2011

Authors

Setzpfandt, Frank

Sukhorukov, Andrey A.

Neshev, Dragomir N.

Schiek, Roland

Solntsev, Alexander S.

Abstract

We study experimentally and numerically the spatiotemporal evolution of short pulses in quadratic nonlinear waveguide arrays with coupled second-harmonic modes, revealing complex spectral transformations involving generation of new frequency components at the Brillouin zone edge.