News FocusNUCLEAR PROLIFERATION

Pick Your Poison: U vs. Pu

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Science  30 May 2003:
Vol. 300, Issue 5624, pp. 1359
DOI: 10.1126/science.300.5624.1359

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Summary

North Korean bombmakers are thought to be adapting their implosion design for a plutonium bomb to one that would detonate a uranium-fueled bomb (see main text). In either case, the hard part is to compress the metal into a critical mass.