Browsing by Subject "radiometry"
Now showing items 1-10 of 10
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Article
Alpha-radiometry of seawater by liquid scintillation counting
(2006)Liquid scintillation counting of the alpha-radionuclides after pre-concentration by cation-exchange represents a simple and robust method for the determination of total alpha-radioactivity in seawater. The total efficiency ...
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Article
Americium and samarium determination in aqueous solutions after separation by cation-exchange
(2014)The concentration of trivalent americium and samarium in aqueous samples has been determined by means of alpha-radiometry and UV-Vis photometry, respectively, after chemical separation and pre-concentration of the elements ...
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Article
Application of different types of resins in the radiometric determination of uranium in waters
(2011)The aim of this study is to compare different resins regarding their separation and pre-concentration efficiency for uranium from aqueous solutions and its subsequent radiometric determination by liquid scintillation ...
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Article
The effect of physicochemical parameters on the separation recovery of plutonium and uranium from aqueous solutions by cation exchange
(2010)The effect of physicochemical parameters such as pH, salinity (e.g. [NaCl]) and competitive cation (e.g. Ca 2+ and Fe 3+) concentration on the separation recovery of plutonium and uranium from aqueous solutions by cation ...
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Laser photothermal diagnostics of genuine and counterfeit British and United States banknotes
(1997)Laser-induced, frequency-scanned IR photothermal radiometry was used to investigate the thermophysical properties of the paper on which several genuine and counterfeit British (pound 10) and U.S. ($50, $100) currency bills ...
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Radiometric determination of uranium in natural waters after enrichment and separation by cation-exchange and liquid-liquid extraction
(2004)Preconcentration of uranium from natural water samples using Chelex-100 cation-exchange resin, its selective extraction by tributylphosphate and electrodeposition on stainless steel discs is reported. The validity of the ...
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Article
Radiometric determination of uranium in natural waters after enrichment and separation by cation-exchange and liquid-liquid extractionAAA
(2004)Preconcentration of uranium from natural water samples using Chelex-100 cation-exchange resin, its selective extraction by tributylphosphate and electrodeposition on stainless steel discs is reported. The validity of the ...
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Article
Thermophysical characterization of commercial paper by laser infrared radiometry
(1997)Laser-induced, frequency-scanned infrared photothermal radiometry (PTR) was used successfully in a noncontacting manner to characterize commercial-quality xerographic paper, which was impossible to characterize optically ...
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Thorium determination in water samples by liquid scintillation counting after its separation by cloud point extraction
(2011)The aim of this study is the separation and pre-concentration of thorium from aqueous solutions by cloud point extraction (CPE) and its the radiometric determination by liquid scintillation counting (LSC). For CPE, tributyl ...
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Article
Uranium determination in water samples by liquid scintillation counting after cloud point extraction
(2010)The aim of this study is the radiometric determination of uranium in waters by liquid scintillation counting (LSC) after pre-concentration of the element by cloud point extraction (CPE). For CPE, tributyl phosphate (TBP) ...