Figure 6 | Scientific Reports

Figure 6

From: Current rectifying and resistive switching in high density BiFeO3 nanocapacitor arrays on Nb-SrTiO3 substrates

Figure 6

Schematic energy band for the conducting mechanism.

(a) Energy band diagram for the whole SRO/BFO/Nb-STO heterojunction; (b, c) present the schematic band diagrams for a p-n junction at two different ferroelectric polarization directions, with downward polarization state (b) and upward polarization state (c), corresponding to the LRS and HRS, respectively.

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