Modelling of asymmetric slot racetracks for improved bio-sensors performance

Author

Donzella, V. ; Fard, S. Talebi ; Chrostowski, L.

Author_Institution

Electr. & Comput. Eng., Univ. of British Columbia, Vancouver, BC, Canada

fYear

2013

fDate

19-22 Aug. 2013

Firstpage

25

Lastpage

26

Abstract

This paper presents a study on asymmetric slot waveguide resonators to be used as sensing elements in Laboratory on a chip (LOC). They combine slot waveguide high sensitivity and advantages, with improved resonator performance due to enhanced mode matching in racetrack bends. Depending on target bio-molecules, asymmetric slot resonators are very promising for small molecule sensing (dimensions <; 200nm), maximizing their interaction with the optical field used for sensing.

Keywords

biosensors; lab-on-a-chip; mode matching; molecular biophysics; optical resonators; optical sensors; optical waveguides; sensitivity; asymmetric slot racetrack modelling; asymmetric slot waveguide resonators; biomolecules; biosensor performance; enhanced mode matching; laboratory on-a-chip; optical field interaction; racetrack bends; resonator performance; sensing elements; slot waveguide high sensitivity; small molecule sensing; Biosensors; Optical ring resonators; Optical sensors; Optical waveguides; Silicon; Lab on a Chip (LOC); biosensors; ring resonator sensors; silicon photonics; slot waveguides;

fLanguage

English

Publisher

ieee

Conference_Titel

Numerical Simulation of Optoelectronic Devices (NUSOD), 2013 13th International Conference on

Conference_Location

Vancouver, BC

ISSN

2158-3234

Print_ISBN

978-1-4673-6309-9

Type

conf

DOI

10.1109/NUSOD.2013.6633106

Filename

6633106