Zobrazeno 1 - 10
of 13
pro vyhledávání: '"S. F. Marsh"'
Publikováno v:
Inorganic Chemistry. 35:2841-2845
The structures of the aqueous nitrate complexes of Pu(IV) have been studied by extended X-ray absorption fine-structure (EXAFS) at nitric acid concentrations of 3, 8, and 13 M. Systematic changes in the EXAFS spectra demonstrate the trends of increas
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry Articles. 123:655-665
An On-Line Gamma Monitor profiles the concentration of uranium, plutonium, and americium in waste and product streams of the anion exchange process used to purify plutonium at Los Alamos. The Monitor employs passive gamma Spectrometry to measure the
Publikováno v:
Analytical Letters. 13:1487-1495
Ten chemical treatments are evaluated for the attainment of isotopic equilibration of plutonium prior to its sorption on resin beads for assay of dissolved reactor fuel by isotope-dilution mass spectrometry. The one consistently reliable treatment is
Publikováno v:
Analytical Chemistry. 34:1408-1411
A procedure is given for the determination of radiomanganese applicable to samples containing fission products and activated stainless steel corrosion products. The method is based on a double precipitation of manganese dioxide, ferric hydroxide scav
Publikováno v:
Analytical Chemistry. 34:1406-1408
Publikováno v:
Analytical Chemistry. 33:870-872
Radiozirconium is extracted from spent reactor fuels by reaction with 2- thenoyltrifluoroacetone. The various species of zirconium are converted by this reaction into extractable form with xylene. The interfering element, radioiodine, is removed by t
Publikováno v:
Analytical Chemistry. 35:292-294
On the basis of experience with three incidents in which large levels of fission products were present prior to the incidents, three fission product nuclides, Mo/sup 99/, Ce/sup 143/, and Zr/sup 97/ are recommended as monitors. A method is described