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Gamma/neutron time-correlation for special nuclear material characterization %3CU%2B2013%3E active stimulation of highly enriched uranium.

Description: A series of simulations and experiments were undertaken to explore and evaluate the potential for a novel new technique for fissile material detection and characterization, the timecorrelated pulse-height (TCPH) method, to be used concurrent with active stimulation of potential nuclear materials. In previous work TCPH has been established as a highly sensitive method for the detection and characterization of configurations of fissile material containing Plutonium in passive measurements. By act… more
Date: September 1, 2013
Creator: Marleau, Peter; Nowack, Aaron B.; Clarke, Shaun D.; Monterial, Mateusz; Paff, Marc & Pozzi, Sara A.
Partner: UNT Libraries Government Documents Department
open access

Bubble masks for time-encoded imaging of fast neutrons.

Description: Time-encoded imaging is an approach to directional radiation detection that is being developed at SNL with a focus on fast neutron directional detection. In this technique, a time modulation of a detected neutron signal is induced-typically, a moving mask that attenuates neutrons with a time structure that depends on the source position. An important challenge in time-encoded imaging is to develop high-resolution two-dimensional imaging capabilities; building a mechanically moving high-resoluti… more
Date: September 1, 2013
Creator: Brubaker, Erik; Brennan, James S.; Marleau, Peter; Nowack, Aaron B.; Steele, John; Sweany, Melinda et al.
Partner: UNT Libraries Government Documents Department
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