Research Article

Synthesis of Binary Bi2S3/ZnO Nanorod Array Heterostructure and Their Photoelectrochemical Performance

Figure 9

EIS Nyquist plot of (a) bare ZnO NRAs/ITO; (b) Bi2S3/ZnO NRAs/ITO at 7 SILAR cycles at open bias condition under visible light illumination.
(a)
(b)