多金属氧酸盐
超分子化学
星团(航天器)
共价键
肺表面活性物质
化学
化学工程
纳米颗粒
相(物质)
纳米技术
材料科学
有机化学
分子
催化作用
程序设计语言
工程类
计算机科学
作者
Zhiqin Xia,Chang‐Gen Lin,Yang Yang,Yongkang Wang,Zhanpeng Wu,Yu‐Fei Song,Thomas P. Russell,Shaowei Shi
标识
DOI:10.1002/anie.202203741
摘要
Integrating different types of supramolecular interactions opens the possibility to generate nanoparticle surfactants (NPSs) at the liquid-liquid interface that are responsive to multiple stimuli. Here we develop a covalently modified polyoxometalate/β-cyclodextrin (POM/β-CD) organic-inorganic hybrid, consisting of a negatively charged POM cluster with β-CD host groups. The POM/β-CD hybrid can be dispersed in water and interacts at a water/oil interface with ligands dissolved in an oil phase through electrostatic or host-guest interactions, thereby generating POM-surfactants (POMSs) having pH, redox, and guest-competitive responsiveness, respectively. By taking advantage of the jamming of POMSs at the interface, a reconfigurable all-liquid system could be produced that is responsive to orthogonal changes in the external environment.
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