Predictive Modelling of Emitter Systems in Photoacoustic Gas Sensing

Simon Essing, Tobias Mittereder, David Tumpold, Gabriele Schrag

Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

Abstract

The ever-increasing demand for low-cost air quality sensors paved the way for miniaturized photoacoustic spectroscopy (PAS) gas sensors. We present a sophisticated system model to predict the optical output of a critical component of a PAS sensor - the infrared (IR) emitter, suited to optimize the overall system stability further. It consists of validated sub-models of the microheater, the optical filter, and the optical path in between. It is verified by measurements of the emitter output for a wide range of gas concentrations below 10.000 ppm inside the emitter.

OriginalspracheEnglisch
Titel2023 Symposium on Design, Test, Integration and Packaging of MEMS/MOEMS, DTIP 2023
Herausgeber (Verlag)Institute of Electrical and Electronics Engineers Inc.
ISBN (elektronisch)9798350341317
DOIs
PublikationsstatusVeröffentlicht - 2023
Veranstaltung2023 Symposium on Design, Test, Integration and Packaging of MEMS/MOEMS, DTIP 2023 - Valetta, Malta
Dauer: 28 Mai 202331 Mai 2023

Publikationsreihe

Name2023 Symposium on Design, Test, Integration and Packaging of MEMS/MOEMS, DTIP 2023

Konferenz

Konferenz2023 Symposium on Design, Test, Integration and Packaging of MEMS/MOEMS, DTIP 2023
Land/GebietMalta
OrtValetta
Zeitraum28/05/2331/05/23

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