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ArticleName Fluorometric determination of europium based on excitation energy transition in organized media
ArticleAuthor Smirnova T. D., Shtykov S. N., Parashchenko I. I.
ArticleAuthorData Smirnova T. D., e-mail: smirnova@sgu.ru
Abstract The effect of second ligand, second rare earth element and micelles of nonionic surfactants on the sensitized fluorescence of europium thenoyltrifluoroacetone chelate in aqua solutions has been studied. It was shown that optimization of all mentioned factors allows additionally to enhance the intensity of europium sensitized fluorescence and as a result to reduce the europium limit of detection by three orders up to n·10–12 g/ml.
keywords Europium, complexation, energy transition, micelles, surface-active material, fluorescence.
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