Carbon Nanotubes/Gold Nanoparticles Composite Film for the Construction of a Novel Amperometric Choline Biosensor
Figure 4
Amperometric response of AuNPs (a), MWCNTs/AuNPs- (b) modified Pt electrodes upon successive addition of choline. Inset: the calibration curve of MWCNTs/AuNPs/Pt electrode. Error bars = Ā±standard deviation and .