Figure 3From: Graphene as a transparent conducting and surface field layer in planar Si solar cellsIllustration, J - V characteristics, and IPCE of solar cells. (a) The schematic diagram of the planar Si solar cell used in the present study showing Ag contacts, active area with graphene deposition, and different layers. (b) Dark and light J-V curves and (c) the IPCE of planar Si, G/Si, and SiO2/G/Si solar cells.Back to article page