| Literature DB >> 18087306 |
G Imeshev, M Proctor, M M Fejer.
Abstract
We demonstrate control of the nonlinear conversion across a beam profile by using periodically poled lithium niobate with a laterally nonuniform quasi-phase-matching grating. As a representative experiment, generation of a flat-top second-harmonic beam is demonstrated.Entities:
Year: 1998 PMID： 18087306 DOI： 10.1364/ol.23.000673
Source DB: PubMed Journal: Opt Lett ISSN： 0146-9592 Impact factor: 3.776