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Cascaded χ<sup>(2)</sup> wavelength converter in LiNbO<inf>3</inf> waveguides with counter propagating beams

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Abstract

A wideband wavelength converter is presented which is based on a cascaded second-order nonlinearity in periodically-poled LiNbO3 waveguides pumped at 1.5μm. The converter uses counter-propagating beams in order to improve conversion efficiency and pump rejection. An internal conversion efficiency of -10dB and a conversion bandwidth of 68 nm have been obtained in a 4 cm long device.
Original languageEnglish
Pages (from-to)1155-1157
Number of pages3
JournalElectronics Letters
Volume35
Issue number14
DOIs
StatePublished - Jul 8 1999
Externally publishedYes

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