уранијум

уранијум

A naturally radioactive and very dense element. Mine Uranium contains 0.7 percent of the isotope Uranium-235, needed for fission. Uranium-235 is the principal nuclear fuel material used in today's nuclear power reactors.

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уранијум (U)

에너지; 석탄; 천연 가스; 휘발유

A heavy, naturally radioactive, metallic element (atomic number 92). Its two principally occurring isotopes are uranium-235 and uranium-238. Uranium-235 is indispensable to the ...

природни уранијум

에너지; 석탄; 천연 가스; 휘발유

Uranium with the U-235 isotope present at a concentration of 0.711 percent (by weight), that is, uranium with its isotopic content exactly as it is found in nature.

обогаћени уранијум

에너지; 석탄; 천연 가스; 휘발유

Uranium in which the U-235 isotope concentration has been increased to greater than the 0.711 percent U-235 (by weight) present in natural uranium.

атом

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The basic building block of all matter. The smallest particle of an element that has the same properties as the element. It consists of a central core called the nucleus that is ...

фисија

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The splitting of atoms that results in the release of large amounts of energy. Two or three neutrons are usually released during this event. Fission occurs either naturally or ...

фосилно гориво

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Carbon based fuel resulting from millions of years of biological decay. Coal, oil, and natural gas are the most common examples.

атомска енергија

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Energy, usually in the form of heat or electricity, produced by the process of nuclear fission within a nuclear reactor. The coolant that removes the heat from the nuclear reactor ...

радиоактивност

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The spontaneous transformation of an unstable atom and often results in the emission of radiation. This process is referred to as a transformation, a decay, or a disintegration of ...