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Interference-exact radiative transfer simulations: Intracavity transport effects

  • Aalto University

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Abstract

Electroluminescent (EL) cooling of semiconductors has received increasing attention in recent years. To optimize the performance of devices intended for EL cooling, special care is needed in minimizing electrical losses resulting from e.g. potential barriers, and optical losses resulting from e.g. parasitic absorption. In this work, we introduce and explore a full-device modeling tool for arbitrary planar photonic devices by coupling together the interference-exact radiative transfer equation (IFRTE) of photon transport and drift-diffusion (DD) equations of carrier transport. The IFRTE coupled with DD represents a fully self-consistent model of lossy wave optics and carrier transport, connecting emission and photon recycling with electron and hole dynamics. We deploy the model to study and optimize photon emission and absorption as well as photocarrier collection in double-diode structures for EL cooling.

Original languageEnglish
Title of host publication18th International Conference on Numerical Simulation of Optoelectronic Devices, NUSOD 2018
EditorsJoachim Piprek, Aleksandra B. Djurisic
PublisherIEEE Institute of Electrical and Electronic Engineers
Pages127-128
Number of pages2
ISBN (Electronic)9781538655993
DOIs
Publication statusPublished - 7 Dec 2018
MoE publication typeA4 Article in a conference publication
Event18th International Conference on Numerical Simulation of Optoelectronic Devices, NUSOD 2018 - Hong Kong, China
Duration: 5 Nov 20189 Nov 2018

Publication series

SeriesProceedings of the International Conference on Numerical Simulation of Optoelectronic Devices, NUSOD
Volume2018-November
ISSN2158-3234

Conference

Conference18th International Conference on Numerical Simulation of Optoelectronic Devices, NUSOD 2018
Country/TerritoryChina
CityHong Kong
Period5/11/189/11/18

Funding

Support from the Academy of Finland and the European Research Council (Horizon 2020 programme, grant agreement No 638173) is gratefully acknowledged.

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