Single-mode interband cascade laser with a slotted waveguide

dc.contributor.authorFordyce, J. A. M.
dc.contributor.authorDiaz-Thomas, D. A.
dc.contributor.authorO'Faolain, Liam
dc.contributor.authorBaranov, A. N.
dc.contributor.authorPiwonski, Tomasz
dc.contributor.authorCerutti, L.
dc.contributor.funderHorizon 2020en
dc.contributor.funderAgence Nationale de la Rechercheen
dc.date.accessioned2022-12-07T15:32:41Z
dc.date.available2022-12-07T15:32:41Z
dc.date.issued2022-11-21
dc.description.abstractThe design of a single-mode interband cascade laser (ICL) using a slotted waveguide is presented. This technique was explored as an inexpensive alternative to distributed feedback lasers since standard photolithography can be used in fabrication and complex techniques, such as e-beam lithography, re-growth steps, and/or metal gratings, can be avoided. The design of slotted waveguides must be carefully simulated before fabrication to ensure the efficacy of the photolithography masks with each ICL growth. Limitations and the behavior of key design parameters are discussed. Single-mode emission was achieved for certain temperature and injected current conditions, validating the operation of an Sb based slotted laser. The slotted ICLs were emitting from a single longitudinal mode at 3.5 μm and 2 mW of power per facet output at 20 °C with threshold currents around 80 mA.en
dc.description.statusPeer revieweden
dc.description.versionAccepted Versionen
dc.format.mimetypeapplication/pdfen
dc.identifier.articleidp.211102en
dc.identifier.citationFordyce, J. A. M., Diaz-Thomas, D. A., O'Faolain, L., Baranov, A. N., Piwonski, T. and Cerutti, L. (2022) 'Single-mode interband cascade laser with a slotted waveguide', Applied Physics Letters, 121(21), p.211102. doi: 10.1063/5.0120460en
dc.identifier.doi10.1063/5.0120460en
dc.identifier.eissn1077-3118
dc.identifier.issn0003-6951
dc.identifier.issued21en
dc.identifier.journaltitleApplied Physics Lettersen
dc.identifier.urihttps://hdl.handle.net/10468/13911
dc.identifier.volume121en
dc.language.isoenen
dc.publisherAIP Publishingen
dc.relation.projectinfo:eu-repo/grantAgreement/EC/H2020::MSCA-ITN-EJD/860808/EU/European Joint Doctorate Programme on Optical Sensing using Advanced Photo-Induced Effects/OPTAPHIen
dc.relation.projectinfo:eu-repo/grantAgreement/ANR//ANR-11-EQPX-0016/FR/Centre d'Excellence sur les Antimoniures/EXTRAen
dc.rights© 2022, the Authors. Published under license by AIP Publishing. This article may be downloaded for personal use only. Any other use requires prior permission of the authors and AIP Publishing. This article appeared as: Fordyce, J. A. M., Diaz-Thomas, D. A., O'Faolain, L., Baranov, A. N., Piwonski, T. and Cerutti, L. (2022) 'Single-mode interband cascade laser with a slotted waveguide', Applied Physics Letters, 121(21), p.211102, doi: 10.1063/5.0120460, and may be found at https://doi.org/10.1063/5.0120460en
dc.subjectSingle-mode interband cascade laser (ICL)en
dc.subjectSlotted waveguideen
dc.titleSingle-mode interband cascade laser with a slotted waveguideen
dc.typeArticle (peer-reviewed)en
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