Sample preparation for the determination of 241Am in sediments utilizing gamma-spectroscopy (Articolo in rivista)

Type
Label
  • Sample preparation for the determination of 241Am in sediments utilizing gamma-spectroscopy (Articolo in rivista) (literal)
Anno
  • 2002-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1016/S0265-931X(01)00070-4 (literal)
Alternative label
  • Ristic M.; Degetto S.; Ast T.; Cantallupi C. (2002)
    Sample preparation for the determination of 241Am in sediments utilizing gamma-spectroscopy
    in Journal of environmental radioactivity
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Ristic M.; Degetto S.; Ast T.; Cantallupi C. (literal)
Pagina inizio
  • 179 (literal)
Pagina fine
  • 189 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://www.sciencedirect.com/science/article/pii/S0265931X01000704 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 59 (literal)
Rivista
Note
  • ISI Web of Science (WOS) (literal)
  • Scopu (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • 1,3 : Faculty of Technology and Metallurgy, University of Belgrade, Karnegijeva 4, 11000 Belgrade, Serbia 2,4 : Istituto di Chimica e Technologie, Consiglio Nazionale Delle Ricerche, Corso Stati Uniti 4, 35020 Padova, Italy (literal)
Titolo
  • Sample preparation for the determination of 241Am in sediments utilizing gamma-spectroscopy (literal)
Abstract
  • This paper describes a procedure developed to separate americium-241 from the bulk of a sample by coprecipitation followed by high sensitivity gamma-counting of the concentrate in a well-type detector. It enables the measurement of 241Am at low concentrations, e.g. fallout levels in soils and sediments, or where large sample sizes are not available. The method is much faster and more reliable than those involving separation from other alpha-emitters, electroplating and alpha-spectrometry. A number of tracer experiments was performed in order to optimize the conditions for coprecipitation of 241Am from sediment leachates. The general outline of the determination of americium is also given. (literal)
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