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Nonradiative deactivation of europium(III) luminescence as a detection scheme for moisture |
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| Authors: | Knall Astrid C Tscherner Martin Noormofidi Nadja Pein Andreas Saf Robert Mereiter Kurt Ribitsch Volker Stelzer Franz Slugovc Christian |
| Affiliation: | Graz University of Technology, Institute for Chemistry and Technology of Materials, Stremayrgasse 9, A-8010, Graz, Austria. a.knall@tugraz.at |
| 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). |
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