Discrimination of dopamine by an electrode modified with negatively charged manganese dioxide nanoparticles decorated on a poly(3,4 ethylenedioxythiophene)/reduced graphene oxide composite.
本研究以负电荷二氧化锰纳米粒子(MnO2 NPs)、聚(3,4-乙烯二氧噻吩)(PEDOT)和还原氧化石墨烯(rGO)构建纳米复合材料,并将其沉积于氨基功能化玻碳电极(GCE)表面,用于电化学检测多巴胺(DA)。通过扫描电子显微镜、能量色散X射线分析、循环伏安法和电化学阻抗谱对电极形貌、表面电荷和电化学行为进行表征。MnO2/PED...