Measurement of Aromatic-hydrocarbons With the DOAS Technique
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Measurement of Aromatic-hydrocarbons With the DOAS Technique. / Axelsson, H; Eilard, A; Emanuelsson, A; Galle, B; Edner, Hans; Ragnarson, P; Kloo, H.
In: Applied Spectroscopy, Vol. 49, No. 9, 1995, p. 1254-1260.Research output: Contribution to journal › Article
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TY - JOUR
T1 - Measurement of Aromatic-hydrocarbons With the DOAS Technique
AU - Axelsson, H
AU - Eilard, A
AU - Emanuelsson, A
AU - Galle, B
AU - Edner, Hans
AU - Ragnarson, P
AU - Kloo, H
PY - 1995
Y1 - 1995
N2 - Long-path DOAS (differential optical absorption spectroscopy) in the ultraviolet spectral region has been shown to be applicable for low-concentration measurements of light aromatic hydrocarbons. However, because of spectral interferences among different aromatics as well as with oxygen, ozone, and sulfur dioxide, the application of the DOAS technique for this group of components is not without problems. This project includes a study of the differential absorption characteristics, between 250 and 280 nm, of twelve light aromatic hydrocarbons representing major constituents in technical solvents used in the automobile industry. Spectral overlapping between the different species, including oxygen, ozone, and sulfur dioxide, has been investigated and related to the chemical structure of the different aromatics. Interference effects in the DOAS application due to spectral overlapping have been investigated both in quantitative and in qualitative terms, with data from a field campaign at a major automobile manufacturing plant.
AB - Long-path DOAS (differential optical absorption spectroscopy) in the ultraviolet spectral region has been shown to be applicable for low-concentration measurements of light aromatic hydrocarbons. However, because of spectral interferences among different aromatics as well as with oxygen, ozone, and sulfur dioxide, the application of the DOAS technique for this group of components is not without problems. This project includes a study of the differential absorption characteristics, between 250 and 280 nm, of twelve light aromatic hydrocarbons representing major constituents in technical solvents used in the automobile industry. Spectral overlapping between the different species, including oxygen, ozone, and sulfur dioxide, has been investigated and related to the chemical structure of the different aromatics. Interference effects in the DOAS application due to spectral overlapping have been investigated both in quantitative and in qualitative terms, with data from a field campaign at a major automobile manufacturing plant.
U2 - 10.1366/0003702953965254
DO - 10.1366/0003702953965254
M3 - Article
VL - 49
SP - 1254
EP - 1260
JO - Applied Spectroscopy
JF - Applied Spectroscopy
SN - 1943-3530
IS - 9
ER -