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Title: Multiple-Coincidence Interrogation of Fissionables

Conference · · Proceedings of the SPIE
DOI:https://doi.org/10.1117/12.821343· OSTI ID:960419

The multiple coincidence technique uses 14.1 MeV neutrons to produce (n, multiple-γ) coincidences to detect fissile and fissionable materials. Measurements of n-γ-γ coincidences with targets of depleted uranium (DU), W, and Pb, show that the counting rate for the DU is substantially above that for the non-fissionables. Also, the data involving prompt neutrons and delayed gammas in the DU time spectra provide a signature for fissionables that is distinct from that of non-fissionables.

Research Organization:
National Security Technologies, LLC (United States)
Sponsoring Organization:
USDOE National Nuclear Security Administration (NA)
DOE Contract Number:
DE-AC52-06NA25946
OSTI ID:
960419
Report Number(s):
DOE/NV/25946-678; TRN: US0903145
Journal Information:
Proceedings of the SPIE, Vol. 7324, Issue 73240X; Conference: SPIE; Atmospheric Propogation VI; Orlando, Florida; April 14-17, 2009
Publisher:
SPIE
Country of Publication:
United States
Language:
English