On-chip large dispersion using cladding-modulated Bragg gratings

Ezgi Sahin; Ezgi Sahin; Kelvin J. A. Ooi; C. E. Png; Dawn T. H. Tan

doi:10.1364/FIO.2017.FM3A.4

Frontiers in Optics 2017
OSA Technical Digest (online) (Optica Publishing Group, 2017),
paper FM3A.4
•https://doi.org/10.1364/FIO.2017.FM3A.4

On-chip large dispersion using cladding-modulated Bragg gratings

Ezgi Sahin, Kelvin J. A. Ooi, C. E. Png, and Dawn T. H. Tan

Frontiers in Optics 2017

Washington, D.C. United States
18–21 September 2017
ISBN: 978-1-943580-33-0

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Silicon Photonics I (FM3A)

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E. Sahin, K. J. A. Ooi, C. E. Png, and D. T. H. Tan, "On-chip large dispersion using cladding-modulated Bragg gratings," in Frontiers in Optics 2017, OSA Technical Digest (online) (Optica Publishing Group, 2017), paper FM3A.4.

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Abstract

A cladding-modulated Bragg grating is realized for creating ultra-large dispersion. Normal dispersion as large as -11.5 ps/nm is demonstrated on a silicon chip. Devices possess absolute group delay dispersion × bandwidth product up to 218 ps.

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