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Actinide

释义 Definition

锕系元素：元素周期表中从锕（Ac, 89）到镎（Lr, 103）的一组元素，属于内过渡金属。它们多具有放射性，在核能、核医学与材料科学中很重要。（该词也常见作 actinide series“锕系”。）

例句 Examples

Actinides like uranium and plutonium are used in nuclear energy.
铀和钚等锕系元素被用于核能领域。

Because many actinides are radioactive, laboratories handle them with strict safety protocols.
由于许多锕系元素具有放射性，实验室会用严格的安全规范来处理它们。

发音 Pronunciation (IPA)

/k.t.nad/

词源 Etymology

Actinide 来自 actinium（锕） + 后缀 -ide（常用于表示“某类物质/元素”）。锕系元素这一类以“锕”为代表元素而得名；相关概念在20世纪随着放射化学与核科学的发展逐渐确立。

相关词 Related Words

文学与著作 Literary Works

Primo Levi, The Periodic Table（《元素周期表》）
Glenn T. Seaborg, The Transuranium Elements（《超铀元素》）
Gary Wulfsberg, Inorganic Chemistry（多章讨论锕系/镧系与配位化学）
Theodore Gray, The Elements（《元素》；含对锕系元素的科普介绍）

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