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

Baker, Jack, Gillgrass, Sara, Allford, Craig P., Hentschel, Curtis, Davies, J. Iwan, Shutts, Samuel and Smowton, Peter M. 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: 23 Jun 2022 09:09
URI: https://orca.cardiff.ac.uk/id/eprint/150499

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