V2EX amphiphile

Amphiphile

定义 Definition

两亲分子;两亲性物质:同时具有亲水(极性)部分疏水(非极性)部分的分子,常见于表面活性剂、脂质等,能在水/油界面自组装形成胶束、双层膜等结构。(另有相关形容词 amphiphilic

发音 Pronunciation (IPA)

/mff.al/(也常见 /mff.l/)

例句 Examples

An amphiphile can dissolve partly in water and partly in oil.
两亲分子可以部分溶于水、部分溶于油。

When amphiphiles reach a certain concentration, they often self-assemble into micelles that trap oily substances inside.
当两亲分子达到一定浓度时,往往会自组装成胶束,把油性物质包在内部。

词源 Etymology

来自希腊语构词:amphi- 表示“两边、双重”,**-phile** 表示“喜爱、亲和”。合起来字面意思是“两边都亲和的”,对应其既亲水又亲油(疏水链亲油性环境)的特性。

相关词 Related Words

文学与著作 Literary Works

  • Molecular Biology of the Cell(《细胞的分子生物学》)讨论膜脂与两亲性分子形成生物膜结构。
  • Lehninger Principles of Biochemistry(《雷宁格生物化学原理》)在脂质、膜与自组装章节中使用该术语。
  • Intermolecular and Surface Forces(Israelachvili,《分子间与表面力》相关译名)涉及两亲分子在界面与胶体体系中的行为。
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