I-V curves of the Zr/CeOx/Pt memory device are displayed in double-logarithmic scale. The linear fitting results in both ON state and OFF state: (a) positive-voltage region and (b) negative-voltage region. The corresponding slopes for different portions are also shown.
Ismail et al. Nanoscale Research Letters 2014 9:45 doi:10.1186/1556-276X-9-45