V2EX self-assembled monolayer

Self-assembled monolayer

释义 Definition

自组装单分子层:指分子在固体表面(常见为金、银、氧化物等)通过特定的化学吸附/配位作用自动排列形成的仅一层分子厚度的有序薄膜。常用于调控表面润湿性、化学反应性、生物相容性与电子/传感界面。(该术语在材料科学、纳米技术与表面化学中非常常见。)

发音 Pronunciation (IPA)

/slf sm.bld mn.le.r/

例句 Examples

Self-assembled monolayers can make a gold surface water-repellent.
自组装单分子层可以让金表面变得疏水。

By choosing different end groups, a self-assembled monolayer can tune interfacial charge transfer and improve sensor performance.
通过选择不同的末端基团,自组装单分子层能够调控界面电荷转移并提升传感器性能。

词源 Etymology

该短语由三部分构成:self-assembled(自发组装的)强调分子在能量驱动下自动排列;mono-(单)+ layer(层)表示“单层”。术语在20世纪后期随表面科学与纳米材料发展而广泛使用,尤其与“硫醇在金表面形成有序层”的研究密切相关。

相关词 Related Wors

文献与作品中的用例 Literary / Notable Works

  • Ulman, A. An Introduction to Ultrathin Organic Films: From LangmuirBlodgett to Self-Assembled Monolayers(系统介绍超薄有机膜与自组装单分子层的经典书籍)
  • Nuzzo, R. G.; Allara, D. L. “Adsorption of bifunctional organic disulfides on gold surfaces …”(早期关于在金表面形成有序单分子层的重要论文之一)
  • Whitesides, G. M. 等关于 SAMs 与表面功能化/微纳制造的综述与论文(该领域极具影响力的系列研究)
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