CPC G01V 5/0069 (2016.11) | 20 Claims |
1. A compact active neutron interrogation system comprising:
a) a neutron source assembly configured to produce source neutrons;
b) a moderator/shielding assembly surrounding the neutron source;
c) a gamma or neutron detector assembly that detects secondary radiation induced by the neutrons;
d) a material handling component that presents bulk or scrap material to a neutron field generated by the neutron source assembly and to the gamma or neutron detectors; and
e) a computer processor configured to identify material of interest from data collected by said detector assembly and to distinguish material of interest from material not of interest;
wherein the bulk or scrap material comprises a recycling process stream, and wherein the material of interest is lead, mercury, or cadmium.
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