Characteristic modification by inserted metal layer and interface graphene layer in ZnO-based resistive switching structures Project supported by the National Natural Science Foundation of China (Grant Nos. 51002010 and 11274040). |
(color online) The I–V characteristics of the Ag/ZnO/Zn/ZnO/TiN structure inserted with Zn layer in different thicknesses, the inset shows its I–V characteristics plotted in linear scale. |