Portable fast-neutron radiography with the nuclear materials identification system for fissile material transfers

Portable Fast-Neutron Radiography with the Nuclear Materials Identification System......Page 1 Outline......Page 2 A. Historical NMIS measurement......Page 3 I. B. Time distribution of dounts after D-T reaction......Page 4 I. C. Need for imaging......Page 5 II. A. Test system......Page 6 II. B. D-T generator......Page 7 II. C. Alpha detector......Page 8 II. D. Advantages of the method......Page 9 III. A. Measurement of depleted uranium casting......Page 10 III. B. Penetration of high-Z shielding......Page 11 III. C. Interpretation with ray-tracing and scattering......Page 12 IV. Conclusions......Page 13