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Scanning tunnelling microscopy

Closing in on molecular junctions

Contacts between a single molecule and a metal electrode can be good or bad depending on the number of metal atoms that are in direct contact with the molecule.

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Figure 1: Comparing the size of a C60 molecule to electrical contacts.

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Heinrich, A. Closing in on molecular junctions. Nature Nanotech 6, 7–8 (2011). https://doi.org/10.1038/nnano.2010.266

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