Ferroelectric nanosheets boost nonlinearity

Multilayered ferroelectric NbOI 2 crystals with sub-100-nm thickness exhibit efficient second harmonic generation, paving the way for on-chip nonlinear optical components.

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Bibliographic Details
Published in:Nature photonics 2022-09, Vol.16 (9), p.611-612
Main Authors: Oulton, Rupert F., Flórez, Jefferson, Clark, Alex S.
Format: Article
Language:English
Subjects:
639/301/1019/385
639/624/400/385
Applied and Technical Physics
Crystals
Efficiency
Electric fields
Ferroelectric materials
Ferroelectricity
Lasers
Nanosheets
News & Views
news-and-views
Nonlinear optics
Nonlinear systems
Nonlinearity
Optical components
Optics
Photonics
Physics
Physics and Astronomy
Quantum Physics
Second harmonic generation
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Description
Summary:Multilayered ferroelectric NbOI 2 crystals with sub-100-nm thickness exhibit efficient second harmonic generation, paving the way for on-chip nonlinear optical components.
ISSN:1749-4885
1749-4893
DOI:10.1038/s41566-022-01065-0