Fig. 4: Interface effect. | Nature Communications

Fig. 4: Interface effect.

From: Superior energy storage capacity of polymer-based bilayer composites by introducing 2D ferroelectric micro-sheets

Fig. 4

a Energy band diagrams at the NBT/PEI interfaces and b NBT/P(VDF-HFP) interfaces, where EA1, EA2, and EANBT respectively represent electron affinities of PEI, P(VDF-HFP), and NBT sheets, Evac and Ec are vacuum level and conduction band. c, d Space charge density development under 300 kV cm−1 in the 7-3 type composite film as functions of the position and time. e Resistivity and f leakage current density of the NBT-P(VDF-HFP), NBT-PEI, and NBT-PEI/NBT- P(VDF-HFP) composite films at various electric fields.

Back to article page