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单词 Uranium purification
释义

Uranium purification

英语百科

Enriched uranium

Proportions of uranium-238 (blue) and uranium-235 (red) found naturally versus enriched grades
A drum of yellowcake (a mixture of uranium precipitates)
A billet of highly enriched uranium metal
A cascade of gas centrifuges at a U.S. enrichment plant

Enriched uranium is a type of uranium in which the percent composition of uranium-235 has been increased through the process of isotope separation. Natural uranium is 99.284% U isotope, with U only constituting about 0.711% of its weight. U is the only nuclide existing in nature (in any appreciable amount) that is fissile with thermal neutrons.

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更新时间:2025/6/21 7:02:37