Titanium Dioxide Waveguide Based Grating Coupler for Fiber-to-Chip Vertical Coupling

M. Mukit; M. Mamun; R. Stabile; N. Calabretta

doi:10.1364/PSC.2021.Tu1A.4

Photonics in Switching and Computing 2021
OSA Technical Digest (Optica Publishing Group, 2021),
paper Tu1A.4
•https://doi.org/10.1364/PSC.2021.Tu1A.4

Titanium Dioxide Waveguide Based Grating Coupler for Fiber-to-Chip Vertical Coupling

M. Mukit, M. Mamun, R. Stabile, and N. Calabretta

Photonics in Switching and Computing 2021

Washington, DC United States
27–29 September 2021
ISBN: 978-1-943580-99-6

From the session
Photonic Technologies for Computing, Switching, and Interconnects III (Tu1A)

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M. Mukit, M. Mamun, R. Stabile, and N. Calabretta, "Titanium Dioxide Waveguide Based Grating Coupler for Fiber-to-Chip Vertical Coupling," in Photonics in Switching and Computing 2021, W. Bogaerts, K. Morito, S. Ben Yoo, M. Fiorentino, K. Ishii, and B. Offrein, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper Tu1A.4.

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Abstract

We present an efficient titanium dioxide-TiO₂ grating coupler integrated with single mode waveguide, which allows fiber-to-chip coupling efficiency of 50%. This is so far reported the highest coupling efficiency with TiO₂ based grating coupler.

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