Sub-mA threshold current vertical cavity surface emitting lasers with a simple fabrication process

Baker, Jack, Gillgrass, Sara, Allford, Craig P. ORCID: https://orcid.org/0000-0002-3798-9014, Hentschel, Curtis, Davies, J. Iwan, Shutts, Samuel ORCID: https://orcid.org/0000-0001-6751-7790 and Smowton, Peter M. ORCID: https://orcid.org/0000-0002-9105-4842 2021. Sub-mA threshold current vertical cavity surface emitting lasers with a simple fabrication process. Presented at: 2021 IEEE Photonics Conference (IPC), 18-21 October 2021. Proceedings of the 2021 IEEE Photonics Conference (IPC). IEEE, 10.1109/IPC48725.2021.9592977

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Abstract

sub-mA threshold currents are achieved for VCSELs using a simplified fabrication process which employs etched oxidation-vias for definition of the VCSEL aperture, as well as ease in formation of a bond pad without the need for bisbenzocyclobutane planarisation.

Item Type:	Conference or Workshop Item (Paper)
Date Type:	Published Online
Status:	Published
Schools:	Physics and Astronomy
Publisher:	IEEE
ISSN:	2575-274X
Funders:	UKRI, EPSRC, IQE plc
Date of First Compliant Deposit:	22 June 2022
Date of Acceptance:	1 July 2021
Last Modified:	30 Nov 2022 08:02
URI:	https://orca.cardiff.ac.uk/id/eprint/150499

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