Čerenkov third-harmonic generation in X(2) nonlinear photonic crystal

Yan Sheng*, Wenjie Wang, Roy Shiloh, Vito Roppo, Yongfa Kong, Ady Arie, Wieslaw Krolikowski

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

52 Scopus citations

Abstract

We report on the observation of Čerenkov emission of a third-harmonic frequency in a two-dimensional nonlinear photonic crystal, where the second-order nonlinearity X(2) is spatially modulated by the reversal of ferroelectric domains. We analyze both spatial and polarization properties of the emitted radiation and find the results in agreement with our theoretical predictions.

Original languageEnglish
Article number241114
JournalApplied Physics Letters
Volume98
Issue number24
DOIs
StatePublished - 13 Jun 2011
Externally publishedYes

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