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Athermal and low loss ridge silicon waveguides

Athermal and low loss ridge silicon waveguides
Athermal and low loss ridge silicon waveguides

In this paper, we investigate athermal and low propagation loss silicon-on-insulator (SOI) rib waveguides. Propagation losses have been modeled for different dimensions of ridge waveguides achieving good agreement with experimental measurements. At certain waveguide widths, it is possible to obtain low propagation losses for both TE (transverse electric) and TM (transverse magnetic) modes. Racetrack ring resonator structures based on ridge waveguides covered by a polymer have been fabricated, aiming for an athermal design and therefore, a very small temperature dependent wavelength shift. Design guidelines for temperature insensitive and small propagation loss ridge waveguides are presented in this paper together with experimental data.

Athermal waveguides, Low loss waveguides, Mode coupling, Near infrared, Silicon-on-insulator
0277-786X
SPIE
Milošević, Milan M.
b28da945-84a5-4317-8896-6d9ea6a69589
Mashanovich, Goran Z.
c806e262-af80-4836-b96f-319425060051
Gardes, Frederic Y.
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Hu, Youfang
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Knights, Andrew
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Tarr, N. Garry
b2a5cbc0-3be5-4511-86f2-363a124b44c4
Reed, Graham T.
ca08dd60-c072-4d7d-b254-75714d570139
Kubby, Joel A.
Reed, Graham T.
Milošević, Milan M.
b28da945-84a5-4317-8896-6d9ea6a69589
Mashanovich, Goran Z.
c806e262-af80-4836-b96f-319425060051
Gardes, Frederic Y.
7a49fc6d-dade-4099-b016-c60737cb5bb2
Hu, Youfang
38fe48b3-1609-4834-ad54-dc823e3a98b3
Knights, Andrew
5a042eab-1929-49f2-a243-897d3aad063b
Tarr, N. Garry
b2a5cbc0-3be5-4511-86f2-363a124b44c4
Reed, Graham T.
ca08dd60-c072-4d7d-b254-75714d570139
Kubby, Joel A.
Reed, Graham T.

Milošević, Milan M., Mashanovich, Goran Z., Gardes, Frederic Y., Hu, Youfang, Knights, Andrew, Tarr, N. Garry and Reed, Graham T. (2010) Athermal and low loss ridge silicon waveguides. Kubby, Joel A. and Reed, Graham T. (eds.) In Silicon Photonics V. vol. 7606, SPIE. 8 pp . (doi:10.1117/12.840856).

Record type: Conference or Workshop Item (Paper)

Abstract

In this paper, we investigate athermal and low propagation loss silicon-on-insulator (SOI) rib waveguides. Propagation losses have been modeled for different dimensions of ridge waveguides achieving good agreement with experimental measurements. At certain waveguide widths, it is possible to obtain low propagation losses for both TE (transverse electric) and TM (transverse magnetic) modes. Racetrack ring resonator structures based on ridge waveguides covered by a polymer have been fabricated, aiming for an athermal design and therefore, a very small temperature dependent wavelength shift. Design guidelines for temperature insensitive and small propagation loss ridge waveguides are presented in this paper together with experimental data.

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Published date: 16 February 2010
Venue - Dates: Silicon Photonics V, , San Francisco, CA, United States, 2010-01-24 - 2010-01-27
Keywords: Athermal waveguides, Low loss waveguides, Mode coupling, Near infrared, Silicon-on-insulator

Identifiers

Local EPrints ID: 481782
URI: http://eprints.soton.ac.uk/id/eprint/481782
ISSN: 0277-786X
PURE UUID: b50c8598-8a01-402c-bf5d-9caafa329c72
ORCID for Frederic Y. Gardes: ORCID iD orcid.org/0000-0003-1400-3272

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Date deposited: 07 Sep 2023 16:37
Last modified: 18 Mar 2024 03:19

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Contributors

Author: Milan M. Milošević
Author: Youfang Hu
Author: Andrew Knights
Author: N. Garry Tarr
Author: Graham T. Reed
Editor: Joel A. Kubby
Editor: Graham T. Reed

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