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Increasing the coupling efficiency of a microdisk laser to waveguides by using spiral structures

Date

Authors

Liu, Danyu

Hattori, Haroldo

Fu, Lan

Jagadish, Chennupati

Tan, Hark Hoe

Publisher

IEEE

Abstract

In this article, we show that the introduction of a spiral waveguide to a GaAs microdisk that works both as a waveguide and circular Bragg reflector can improve coupling efficiency to almost 90%. The same structure with the addition of a taper can couple

Keywords

Keywords: Coupling efficiency; GaAs; Microdisk laser; Microdisks; Slot waveguide; Spiral structures; Microelectronics; Waveguides

URI

http://hdl.handle.net/1885/83757

Collections

ANU Research Publications

Source

Conference on Optoelectronic and Microelectronic Materials and Devices, Proceedings, COMMAD

Type

Conference paper

DOI

10.1109/COMMAD.2010.5699784

Restricted until

2037-12-31

Downloads

File

Description

01_Liu_Increasing_the_coupling_2010.pdf (475.99 KB)