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  • Zsolt Varga, Kara Mayer, +10 authors Richard Williams
  • Chemistry, Medicine
  • Applied radiation and isotopes : including data…
  • 2015 (First Published: 1 August 2015)
  • The results of a joint effort by expert nuclear forensic laboratories in the area of age dating of uranium, i.e. the elapsed time since the last chemical purification of the material are presentedContinue Reading
  • Craig E. Aalseth, Anthony Roy Day, +11 authors Richard Williams
  • Physics, Medicine
  • Applied radiation and isotopes : including data…
  • 2013 (First Published: 1 November 2013)
  • A new ultra-low-background proportional counter was recently developed with an internal volume of 100 cm(3) and has been characterized at pressures from 1-10 atm with P-10 (90% Ar, 10% methane) gas.Continue Reading
  • Craig E. Aalseth, Anthony Roy Day, +9 authors Richard Williams
  • Physics
  • Journal of Radioanalytical and Nuclear Chemistry
  • 2012 (First Published: 1 May 2013)
  • A new ultra-low-background proportional counter design was recently developed at Pacific Northwest National Laboratory (PNNL). This design, along with an ultra-low-background counting system whichContinue Reading