Vd. Sevastyanov et al., DEVELOPMENT OF METHODS FOR MONITORING THE QUALITY AND CERTIFICATION OF STANDARD SAMPLES OF FISSILE MATERIALS, Measurement techniques, 40(9), 1997, pp. 912-916
A description is given of methods for monitoring the isotopic composit
ion of standard samples of plutonium using a standard neutron field fr
om a BIR-2 nuclear reactor, and of a method for certifying standard sa
mples of uranium using x-ray fluorescence.