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Characterization of linear and nonlinear carrier generation in silicon nano-waveguides at 1550 nm

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Author(s):
Gil-Molina, Andres ; Aldaya, Ivan ; Pita, Julian L. ; Gabrielli, Lucas H. ; Fragnito, Hugo L. ; Dainese, Paulo ; IEEE
Total Authors: 7
Document type: Journal article
Source: 2018 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO); v. N/A, p. 2-pg., 2018-01-01.
Abstract

We characterize the generation of free-carriers in a silicon strip nano-waveguide at 1550 nm performing pump-and-probe measurements. Compared with bulk silicon, we identified a higher effective two-photon absorption coefficient and a significant carrier-generation via single-photon absorption. (AU)

FAPESP's process: 13/20180-3 - Light scattering processes in photonic microstructures
Grantee:Paulo Clóvis Dainese Júnior
Support Opportunities: Research Grants - Young Investigators Grants
FAPESP's process: 15/04113-0 - Nonlinearities in Silicon-based Waveguides
Grantee:Ivan Aritz Aldaya Garde
Support Opportunities: Scholarships in Brazil - Post-Doctoral