Modelling of ‘sub-atomic’ contrast resulting from back-bonding on Si(111)-7×7

It has recently been shown that ‘sub-atomic’ contrast can be observed during NC-AFM imaging of the Si(111)-7×7 substrate with a passivated tip, resulting in triangular shaped atoms [Sweetman et al. Nano Lett. 2014, 14, 2265]. The symmetry of the features, and the well-established nature of the dangl...

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Bibliographic Details
Main Authors: Adam Sweetman, Samuel P. Jarvis, Mohammad A. Rashid
Format: Article
Language:English
Published: Beilstein-Institut 2016-06-01
Series:Beilstein Journal of Nanotechnology
Subjects:
Online Access:https://doi.org/10.3762/bjnano.7.85