A high-sensitive and fast-fabricated glucose biosensor based on Prussian blue/topological insulator Bi2Se3 hybrid film.
通过共电沉积技术制备了一种新型且可快速制备的普鲁士蓝(PB)/拓扑绝缘体Bi2Se3杂化膜。利用拓扑绝缘体具有奇异金属表面态和体绝缘隙的优势,杂化膜中的PB纳米颗粒尺寸更小、结构更致密,即使在pH 8.0的碱性溶液中也表现出优异的pH稳定性。基于Laviron理论,PB/Bi2Se3杂化膜修饰电极的电子转移速率常数计算为4.05±0...