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

Date

2010

Authors

Liu, Danyu
Hattori, Haroldo
Fu, Lan
Jagadish, Chennupati
Tan, Hark Hoe

Journal Title

Journal ISSN

Volume Title

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

Description

Keywords

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

Citation

Source

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

Type

Conference paper

Book Title

Entity type

Access Statement

License Rights

DOI

10.1109/COMMAD.2010.5699784

Restricted until

2037-12-31