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From the same journal

ICL-Based OF-CEAS: A Sensitive Tool for Analytical Chemistry

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ICL-Based OF-CEAS : A Sensitive Tool for Analytical Chemistry. / Manfred, Katherine M.; Hunter, Katharine M.; Ciaffoni, Luca; Ritchie, Grant A.D.

In: Analytical Chemistry, Vol. 89, No. 1, 03.01.2017, p. 902-909.

Research output: Contribution to journalArticle

Harvard

Manfred, KM, Hunter, KM, Ciaffoni, L & Ritchie, GAD 2017, 'ICL-Based OF-CEAS: A Sensitive Tool for Analytical Chemistry', Analytical Chemistry, vol. 89, no. 1, pp. 902-909. https://doi.org/10.1021/acs.analchem.6b04030

APA

Manfred, K. M., Hunter, K. M., Ciaffoni, L., & Ritchie, G. A. D. (2017). ICL-Based OF-CEAS: A Sensitive Tool for Analytical Chemistry. Analytical Chemistry, 89(1), 902-909. https://doi.org/10.1021/acs.analchem.6b04030

Vancouver

Manfred KM, Hunter KM, Ciaffoni L, Ritchie GAD. ICL-Based OF-CEAS: A Sensitive Tool for Analytical Chemistry. Analytical Chemistry. 2017 Jan 3;89(1):902-909. https://doi.org/10.1021/acs.analchem.6b04030

Author

Manfred, Katherine M. ; Hunter, Katharine M. ; Ciaffoni, Luca ; Ritchie, Grant A.D. / ICL-Based OF-CEAS : A Sensitive Tool for Analytical Chemistry. In: Analytical Chemistry. 2017 ; Vol. 89, No. 1. pp. 902-909.

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@article{cb4cf481538e45e393aa5665feda949e,
title = "ICL-Based OF-CEAS: A Sensitive Tool for Analytical Chemistry",
abstract = "Optical-feedback cavity-enhanced absorption spectroscopy (OF-CEAS) using mid-infrared interband cascade lasers (ICLs) is a sensitive technique for trace gas sensing. The setup of a V-shaped optical cavity operating with a 3.29 μm cw ICL is detailed, and a quantitative characterization of the injection efficiency, locking stability, mode matching, and detection sensitivity is presented. The experimental data are supported by a model to show how optical feedback affects the laser frequency as it is scanned across several longitudinal modes of the optical cavity. The model predicts that feedback enhancement effects under strongly absorbing conditions can cause underestimations in the measured absorption, and these predictions are verified experimentally. The technique is then used in application to the detection of nitrous oxide as an exemplar of the utility of this technique for analytical gas phase spectroscopy. The analytical performance of the spectrometer, expressed as noise equivalent absorption coefficient, was estimated as 4.9 × 10-9 cm -1 Hz-1/2, which compares well with recently reported values.",
author = "Manfred, {Katherine M.} and Hunter, {Katharine M.} and Luca Ciaffoni and Ritchie, {Grant A.D.}",
year = "2017",
month = "1",
day = "3",
doi = "10.1021/acs.analchem.6b04030",
language = "English",
volume = "89",
pages = "902--909",
journal = "Analytical Chemistry",
issn = "0003-2700",
publisher = "American Chemical Society",
number = "1",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - ICL-Based OF-CEAS

T2 - A Sensitive Tool for Analytical Chemistry

AU - Manfred, Katherine M.

AU - Hunter, Katharine M.

AU - Ciaffoni, Luca

AU - Ritchie, Grant A.D.

PY - 2017/1/3

Y1 - 2017/1/3

N2 - Optical-feedback cavity-enhanced absorption spectroscopy (OF-CEAS) using mid-infrared interband cascade lasers (ICLs) is a sensitive technique for trace gas sensing. The setup of a V-shaped optical cavity operating with a 3.29 μm cw ICL is detailed, and a quantitative characterization of the injection efficiency, locking stability, mode matching, and detection sensitivity is presented. The experimental data are supported by a model to show how optical feedback affects the laser frequency as it is scanned across several longitudinal modes of the optical cavity. The model predicts that feedback enhancement effects under strongly absorbing conditions can cause underestimations in the measured absorption, and these predictions are verified experimentally. The technique is then used in application to the detection of nitrous oxide as an exemplar of the utility of this technique for analytical gas phase spectroscopy. The analytical performance of the spectrometer, expressed as noise equivalent absorption coefficient, was estimated as 4.9 × 10-9 cm -1 Hz-1/2, which compares well with recently reported values.

AB - Optical-feedback cavity-enhanced absorption spectroscopy (OF-CEAS) using mid-infrared interband cascade lasers (ICLs) is a sensitive technique for trace gas sensing. The setup of a V-shaped optical cavity operating with a 3.29 μm cw ICL is detailed, and a quantitative characterization of the injection efficiency, locking stability, mode matching, and detection sensitivity is presented. The experimental data are supported by a model to show how optical feedback affects the laser frequency as it is scanned across several longitudinal modes of the optical cavity. The model predicts that feedback enhancement effects under strongly absorbing conditions can cause underestimations in the measured absorption, and these predictions are verified experimentally. The technique is then used in application to the detection of nitrous oxide as an exemplar of the utility of this technique for analytical gas phase spectroscopy. The analytical performance of the spectrometer, expressed as noise equivalent absorption coefficient, was estimated as 4.9 × 10-9 cm -1 Hz-1/2, which compares well with recently reported values.

UR - http://www.scopus.com/inward/record.url?scp=85019425042&partnerID=8YFLogxK

U2 - 10.1021/acs.analchem.6b04030

DO - 10.1021/acs.analchem.6b04030

M3 - Article

VL - 89

SP - 902

EP - 909

JO - Analytical Chemistry

JF - Analytical Chemistry

SN - 0003-2700

IS - 1

ER -