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Sklorz, M. ; Schnelle-Kreis, J. ; Liu, Y.* ; Orasche, J.* ; Zimmermann, R.

Daytime resolved analysis of polycyclic aromatic hydrocarbons in urban aerosol samples - impact of sources and meterological conditions.

In: Proceedings (7th International Aerosol Conference, 10-15 September 2006, St. Paul, Minnesota, USA). Kidlington, Oxford: Elsevier, 2006. 1712-1713 (Chemosphere ; 67)
DOI PMC
Open Access Gold möglich sobald Verlagsversion bei der ZB eingereicht worden ist.
Urban aerosol was collected in a summer and a winter campaign for 7 and 3 days, respectively. Low volume samples were taken with a time resolution of 160 min using a filter/sorption cartridge system extended by an ozone scrubber. Concentrations of mainly particle associated polycyclic aromatic hydrocarbons (PAH) and oxidised PAH (O-PAH) were determined by gas chromatography/high resolution mass spectrometry. The sampling site was located in the city centre of Augsburg, Germany, near major roads with high traffic volume. The daily concentrations and profiles were mainly governed by local emissions from traffic and domestic heating, as well as by the meteorological conditions. During the winter campaign, concentrations were more than 10 fold higher than during the summer campaign. Highest concentrations were found concurrent with low boundary layer heights and low wind speeds. Significant diurnal variation of the PAH profiles was observed. Enhanced influences of traffic related PAH on the PAH profiles were evident during daytime in summer, whereas emissions from hot water generation and domestic heating were obvious during the night time of both seasons. A general idea about the global meteorological situation was acquired using back trajectory calculations (NOAA ARL HYSPLIT4). Due to high local emissions in combination with low air exchange during the two sampling campaigns, effects of mesoscale transport were not clearly observable. © 2006 Elsevier Ltd. All rights reserved.
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Publikationstyp Artikel: Konferenzbeitrag
Schlagwörter PAH; oxidized PAH; back trajectories; urban aerosol
Sprache englisch
Veröffentlichungsjahr 2006
HGF-Berichtsjahr 0
ISSN (print) / ISBN 0045-6535
e-ISSN 1879-1298
Konferenztitel 7th International Aerosol Conference
Konferzenzdatum 10-15 September 2006
Konferenzort St. Paul, Minnesota, USA
Konferenzband Proceedings
Zeitschrift Chemosphere
Quellenangaben Band: 67, Heft: 5, Seiten: 1712-1713 Artikelnummer: , Supplement: ,
Verlag Elsevier
Verlagsort Kidlington, Oxford
Begutachtungsstatus Peer reviewed
Institut(e) Institute of Ecological Chemistry (IOEC)
Cooperation Group Comprehensive Molecular Analytics (CMA)
POF Topic(s)
30202 - Environmental Health
Forschungsfeld(er)
Environmental Sciences
PSP-Element(e) G-505100-002
G-504500-001
PubMed ID 17182082
Scopus ID 33846293641
Erfassungsdatum 2006-12-19