Fig. 2: Scanning tunneling microscopy (STM) and spectroscopy (STS) on exfoliated n = 4 RPP flakes of different thicknesses on G and Au substrates. | Nature Communications

Fig. 2: Scanning tunneling microscopy (STM) and spectroscopy (STS) on exfoliated n = 4 RPP flakes of different thicknesses on G and Au substrates.

From: Electron tunneling at the molecularly thin 2D perovskite and graphene van der Waals interface

Fig. 2

Empty State (+2.3 V, 10 pA) images of a bilayer RPP on G; b monolayer RPP on G; c thick RPP on G. d Monolayer RPP on Au. e Thick RPP on Au. Scale bars, 4 nm (a–e). f STS (dI/dV) of n = 4 RPP flakes of different thicknesses on G and Au substrates.

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