V2EX micelle

Micelle

发音 Pronunciation

/msl/ 或 /masl/

定义 Definition

胶束,微胶粒。指表面活性剂分子在溶液中达到一定浓度后,自发聚集形成的微小球状或层状结构。亲水端朝外,疏水端朝内,常见于洗涤剂、化妆品及生物体内的脂质运输过程中。

例句 Examples

Soap cleans grease because its molecules form micelles around oil droplets.
肥皂能去除油脂,是因为它的分子会在油滴周围形成胶束。

In biological systems, bile salt micelles play a crucial role in the digestion and absorption of dietary fats in the small intestine.
在生物系统中,胆盐胶束在小肠中对膳食脂肪的消化和吸收起着至关重要的作用。

词源 Etymology

该词源自现代拉丁语 micella,是拉丁语 mica(意为"小颗粒、碎屑")的指小形式,字面意思即"微小的颗粒"。19世纪末由化学家引入,用来描述胶体化学中分子自组装形成的微小聚集体。

相关词汇 Related Words

文学与学术引用 Literary & Academic References

  • 《表面化学与胶体科学》(Surface Chemistry and Colloid Science)中广泛讨论了胶束的形成机制与热力学。
  • P. Mukerjee 与 K.J. Mysels 合著的经典文献 Critical Micelle Concentrations of Aqueous Surfactant Systems(1971)是胶束研究领域的重要参考。
  • 在 Charles Tanford 的 The Hydrophobic Effect: Formation of Micelles and Biological Membranes(1973)一书中,micelle 被系统性地用于解释疏水效应与生物膜的形成原理。
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