Fibre-optic sensor for the determination of polynuclear aromatic hydrocarbons with time-resolved, laser-induced fluorescence

R. Niessner, U. Panne, H. Schröder

Publikation: Beitrag in FachzeitschriftArtikelBegutachtung

45 Zitate (Scopus)

Abstract

For in situ and on-line detection of polynuclear aromatic hydrocarbons (PAHs) in water, a fibre-optic sensor system with a fibre length of 50 m is presented. Laser-induced, time-resolved fluorescence spectroscopy allows detection limits in the ng l-1 range. Analytical figures of merit are given for thirteen environmentally relevant PAHs in water. First results for a binary mixture of fluoranthene and pyrene are presented. A deconvolution algorithm is described that simplifies the analysis of time-resolved emission spectra of single- and multi-component PAH mixtures.

OriginalspracheEnglisch
Seiten (von - bis)231-243
Seitenumfang13
FachzeitschriftAnalytica Chimica Acta
Jahrgang255
Ausgabenummer2
DOIs
PublikationsstatusVeröffentlicht - 24 Dez. 1991

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