1 条结果 关键词:重氮树脂 ×

A novel amperometric biosensor based on covalently attached multilayer assemblies of gold nanoparticles, diazo-resins and acetylcholinesterase for the detection of organophosphorus pesticides.

Talanta 2018 Jiang B, Dong P, Zheng J

本文采用离子层层自组装技术,将胶体金纳米颗粒(AuNPs)和重氮树脂(DAR)固定于对氨基苯磺酸修饰的玻璃碳电极表面,构建用于固定乙酰胆碱酯酶(AChE)的复合膜。光敏DAR作为组装间隔层,在紫外辐照下将静电作用转化为共价键,从而提高生物传感器稳定性。循环伏安法和电化学阻抗谱验证了膜的形成。由于AuNPs/DAR/AChE生物膜的引...