Fig. 1 | Nature Communications

Fig. 1

From: A gate-free monolayer WSe2 pn diode

Fig. 1

Schematic band diagram of a WSe2 pn homojunction derived from a ferroelectric-pattern-assisted BFO layer. Both polarization states (Pdown and Pup) on a ferroelectric BFO layer can directly affect the carrier type of monolayer TMD with either p-type or n-type semiconducting behavior

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