Kivshar, “The role of ferroelectric domain structure in second harmonic generation in random quadratic media
- V. Roppo, W.Wang, +7 authors Yu
- Opt. Express
We study parametric frequency conversion in quadratic nonlinear media with disordered ferroelectric domains. We demonstrate that disorder allows realizing broadband second- and third-harmonic generation via cascading of two second-order quasi-phase matched nonlinear processes. Application to short-pulse measurements is demonstrated.