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Gamma-ray spectrometry in light-water-reactor environments

Conference ·
OSTI ID:5339303
To satisfy the needs of the Light Water Reactor Pressure Vessel Surveillance Dosimetry Improvement Program, differential and integral measurements have been in a light water reactor (LWR) pressure vessel simulator (PVS) at the poolside critical assembly (PAC) in Oak Ridge National Laboratory (ORNL). Within this framework, continuous gamma-ray spectrometry was carried out using Compton recoil gamma-ray spectroscopy. Advances in the state-of-the-art of this method are described with special emphasis given to the capabilities of the new Janus spectrometer. This new Janus spectrometer possessses many advantages and most notably extends the domain of continuous gamma-ray spectrometry up to roughly 6 MeV. Three different configurations of the LWR-PVS in the PCA have been studied.
Research Organization:
Hanford Engineering Development Lab., Richland, WA (USA)
DOE Contract Number:
AC06-76FF02170
OSTI ID:
5339303
Report Number(s):
HEDL-SA-2378-FP; CONF-820321-11; ON: DE82009064
Country of Publication:
United States
Language:
English