Issue 3, 2012
From the journal:

Analyst

Nonradiative deactivation of europium(iii) luminescence as a detection scheme for moisture†

Astrid C. Knall,*a   Martin Tscherner,b   Nadja Noormofidi,a   Andreas Pein,a   Robert Saf,a   Kurt Mereiter,c   Volker Ribitsch,bd   Franz Stelzera  and  Christian Slugovca  

* Corresponding authors

a Graz University of Technology, Institute for Chemistry and Technology of Materials, Stremayrgasse 9, Graz, Austria
E-mail: a.knall@tugraz.at

b Joanneum Research, MATERIALS—Institute for Surface Technologies and Photonics, Sensor Systems, Steyrergasse 17, Graz, Austria

c Institute of Chemical Technologies and Analytics, Vienna University of Technology, Getreidemarkt 9, Vienna, Austria

d Karl Franzens University Graz, Institute of Chemistry, Heinrichstrasse 28, Graz, Austria

Abstract

The nonradiative deactivation of the excited state of europium(III)-based phosphors via OH-vibrations in the presence of water allows the detection of moisture in nitrogen at concentration levels down to at least 25 ppm (0.09% RH).

Graphical abstract: Nonradiative deactivation of europium(iii) luminescence as a detection scheme for moisture

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Article information

DOI
https://doi.org/10.1039/C1AN15987A
Article type
Communication
Submitted
20 Oct 2011
Accepted
10 Nov 2011
First published
28 Nov 2011

Analyst, 2012,137, 563-566

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Nonradiative deactivation of europium(III) luminescence as a detection scheme for moisture

A. C. Knall, M. Tscherner, N. Noormofidi, A. Pein, R. Saf, K. Mereiter, V. Ribitsch, F. Stelzer and C. Slugovc, Analyst, 2012, 137, 563 DOI: 10.1039/C1AN15987A

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