V2EX siderophilic

Siderophilic

释义 Definition

亲铁的;喜铁的(地球化学/宇宙化学术语):指某些元素对金属铁具有较强“亲和力”,在熔融分异或行星形成过程中更倾向于进入金属相(如地核)而不是硅酸盐相(如地幔)。常见例子包括 Au(金)、Pt(铂)、Ir(铱) 等。
(该词也可更宽泛地表示“偏好与铁结合/共存”的性质。)

发音 Pronunciation

/sdrflk/

例句 Examples

Gold is a siderophilic element.
金是一种亲铁元素。

During Earth’s early differentiation, many siderophilic elements migrated into the metallic core, leaving the mantle relatively depleted.
在地球早期分异过程中,许多亲铁元素迁移进入金属地核,使地幔相对贫化。

词源 Etymology

来自希腊语词根 sidero-(σδηρο,意为“铁”)+ -philic(来自 -philos,意为“喜爱、偏好”)。字面意思就是“偏爱铁的”,后来被地球化学用来描述元素在不同相(尤其是金属铁相与硅酸盐相)之间的分配倾向。

相关词 Related Words

文学与著作 Literary Works

该词多见于地球科学与行星科学的经典教材与综述性著作中,例如:

  • Geochemistry(William M. White)
  • Treatise on Geochemistry(Holland & Turekian 主编)
  • Meteorites and the Early Solar System II(Lauretta & McSween 主编)
  • Principles of Geochemistry(Mason & Moore)
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