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单词 Uranium dioxide
释义

Uranium dioxide

中文百科

二氧化铀

Pellet de combustible de óxido de uranio.

二氧化铀(uranium dioxide、uranous oxide)即氧化铀是铀的氧化物。分子式UO2 。在常温下为黑色粉末。密度 10.97g/cm,熔点 2,846.85℃,沸点 大约3,500℃。比热14cal/molK。二氧化铀为面心立方结构萤石型结晶构造。单位立方体由中心4个铀原子和外围8个氧原子组成。

英语百科

Uranium dioxide 二氧化铀

Geiger counter (kit without housing) audibly reacting to an orange Fiestaware shard.

Uranium dioxide or uranium(IV) oxide (UO2), also known as urania or uranous oxide, is an oxide of uranium, and is a black, radioactive, crystalline powder that naturally occurs in the mineral uraninite. It is used in nuclear fuel rods in nuclear reactors. A mixture of uranium and plutonium dioxides is used as MOX fuel. Prior to 1960, it was used as yellow and black color in ceramic glazes and glass.

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更新时间:2025/6/18 7:31:26