QCL-Based Dual-Comb Spectrometer for Multi-Species Measurements at High Temperatures and High Pressures.
chemical kinetics
dual-frequency combs
mid-infrared absorption spectroscopy
shock tube
Journal
Sensors (Basel, Switzerland)
ISSN: 1424-8220
Titre abrégé: Sensors (Basel)
Pays: Switzerland
ID NLM: 101204366
Informations de publication
Date de publication:
26 Jun 2020
26 Jun 2020
Historique:
received:
14
05
2020
revised:
19
06
2020
accepted:
24
06
2020
entrez:
2
7
2020
pubmed:
2
7
2020
medline:
2
7
2020
Statut:
epublish
Résumé
Rapid multi-species sensing is an overarching goal in time-resolved studies of chemical kinetics. Most current laser sources cannot achieve this goal due to their narrow spectral coverage and/or slow wavelength scanning. In this work, a novel mid-IR dual-comb spectrometer is utilized for chemical kinetic investigations. The spectrometer is based on two quantum cascade laser frequency combs and provides rapid (4 µs) measurements over a wide spectral range (~1175-1235 cm
Identifiants
pubmed: 32604869
pii: s20123602
doi: 10.3390/s20123602
pmc: PMC7349716
pii:
doi:
Types de publication
Letter
Langues
eng
Sous-ensembles de citation
IM
Subventions
Organisme : King Abdullah University of Science and Technology
ID : N/A
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