Publication:
Vertically coupled InP/InGaAsP microring lasers using a single epitaxial growth and singleside lithography

Consultable a partir de

2021-03-30

Date

2020

Authors

García López, Óscar
Thourhout, Dries Van
Verstuyft, Steven
Baets, Roel

Director

Publisher

IEEE
Acceso abierto / Sarbide irekia
Artículo / Artikulua
Versión aceptada / Onetsi den bertsioa

Project identifier

ES/1PE/TEC2016-76021

Abstract

The experimental demonstration of vertical microring lasers requiring only one single epitaxial growth and two single-side lithographic steps is presented, in what is the simplest fabrication scheme for such devices published to date. The fabricated lasers show series resistance of around 20 Ω at forward bias, threshold currents at room temperature between 35 and 58 mA, and single-mode emission with a side-lobe suppression ratio higher than 30 dB. The measured optic output power level is of tens of microwatts. The approach allows the improvement of the optical features maintaining the simplicity of the manufacturing procedure.

Description

Keywords

Integrated optics, Semiconductor waveguides, Semiconductor lasers, Ring lasers

Department

Ingeniería Eléctrica, Electrónica y de Comunicación / Ingeniaritza Elektrikoa, Elektronikoaren eta Telekomunikazio Ingeniaritzaren

Faculty/School

Degree

Doctorate program

item.page.cita

O. García, D. Van Thourhout, S. Verstuyft, M. Lopez-Amo, R. Baets and M. Galarza, 'Vertically coupled InP/InGaAsP microring lasers using a single epitaxial growth and single-side lithography,' in Journal of Lightwave Technology, doi: 10.1109/JLT.2020.2983463.

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