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Ppbv-level mid-infrared photoacoustic sensor for mouth alcohol test after consuming lychee fruits
A ppbv-level mid-infrared photoacoustic spectroscopy sensor was developed for mouth alcohol tests. A compact CO(2) laser with a sealed waveguide and integrated radio frequency (RF) power supply was used. The emission wavelength is ∼9.3 µm with a power of 10 W. A detection limit of ∼18 ppbv (1σ) for...
Autores principales: | , , , , , , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Elsevier
2023
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10658599/ https://www.ncbi.nlm.nih.gov/pubmed/38021287 http://dx.doi.org/10.1016/j.pacs.2023.100559 |