Uranium Enrichment: Threat of Nuclear Proliferation Increasing
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later Itoiope Separation /US} Proeetiei.aboratory experiment! proved thatof several elements could be separatedphotoeicitation. using the very natro-monochromatic) bands of User lighl. Itshailed LISheap, simple processone that could be
mousedmall plant and operatedenth oF the cost of the gaseous diffusion process.esult, policymakers immediately became alarmed It was feared that any country might acquire the necessary lasers and setarage-sited plantroduce weapcr.-gfacie uranium anywhere in the VmmW
Experience has since shown thai uranium LISrequire very advanced material* and technology ind would be difficult, if not impossible, to adapt for ihe production of highly enriched uranium. Advanced ndustrial nations that are still working to develop uranium LIS processes include the USSR. West Germany. France. Japan, Israel, and the United Kingdom, in addition to the United States. Anproduction process is unlikely to appear untilt theeveloping country would be most unlikely to mastercesseans ofranium enrichment capability inf*aw*Original document.