Figure 4

J - V curves of the DSSCs with NiCo 2 S 4 NS and Pt CEs at 1-sun illumination. J-V characteristics of DSSCs with the NiCo2S4 nanosheet and Pt as counter electrodes, and the NiCo2O4 nanosheet as a photocathode.
J - V curves of the DSSCs with NiCo 2 S 4 NS and Pt CEs at 1-sun illumination. J-V characteristics of DSSCs with the NiCo2S4 nanosheet and Pt as counter electrodes, and the NiCo2O4 nanosheet as a photocathode.