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Opt Lett. 2004 Aug 1;29(15):1778-80.

Low-threshold spatial solitons in reverse-proton-exchanged periodically poled lithium niobate waveguides.

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  • 1Nonlinear Optics and OptoElectronics Laboratory, National Institute for the Physics of Matter, Universit√† "Roma Tre," Via della Vasca Navale 84, 00146 Rome, Italy.

Abstract

Combining reverse proton exchange and uniform periodic poling in LiNbO3 planar waveguides, we demonstrate low-energy spatial optical solitons by second-harmonic generation at room temperature, with a threshold as low as 23 pJ/microm at 1.5 microm.

PMID:
15352367
[PubMed]
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