Figure 2From: Space electric field concentrated effect for Zr:SiO2 RRAM devices using porous SiO2 buffer layerCurrent–voltage curves and the resistive switching characteristics of Zr:SiO 2 and bilayer Zr:SiO 2 /porous SiO 2 RRAM devices. The schematic configuration of the Zr:SiO2 RRAM and bilayer Zr:SiO2/porous SiO2 RRAM in the inset of the figure.Back to article page