1.1 This test method describes the nondestructive assay of scrap or waste for plutonium content using passive thermal-neutron coincidence counting. This test method provides rapid results and can be applied to a variety of carefully sorted materials in containers as large as several thousand liters in volume. The test method applies to measurements of ²³⁸Pu,  ²⁴⁰Pu, and ²⁴²Pu and has been used to assay items whose total plutonium content ranges from 10 mg to 6 kg (1) .2

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Published:

04/01/2018

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11

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1 file , 230 KB