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STM and AFM - favourite images

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In the lead up to the 30th anniversary of the Nobel Prize for scanning tunnelling microscopy (STM) and the first report of atomic force microscopy (AFM), we want to know which are your favourite images from over the years

A nanographene molecule exhibiting carbon-carbon bonds of different length and bond order imaged by noncontact atomic force microscopy using a carbon monoxide functionalized tip. Image originally created by IBM Corporation

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Quantum Corral Media : Iron on Copper (111) http://researcher.watson.ibm.com/researcher/files/us-flinte/stm7.jpg Image originally created by IBM Corporation

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An AFM image of an iron trimer next to an iron dimer on Cu (111). Image provided by Franz Giessibl, University of Regensburg, Regensburg, Germany.

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nc-AFM images of an F4TCNQ 2D island on graphene/BN. ACS Nano, Article ASAP DOI: 10.1021/acsnano.5b05322 Courtesy ACS

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STM images of monomer 2 deposited on the clean Ag(111) surface after annealing to 425 K, ACS Nano, 2015, 9 (9), pp 9228–9235 Courtesy ACS

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nanorope: Helix formation from pNpe15Nce15. J. Am. Chem. Soc., 2010, 132 (45), pp 16112–16119 Courtesy ACS

Figure 5 adapted from “Molecular man,” built from 28 CO molecules, measuring 45 Å from head to foot. P. Zeppenfeld,C.P. Lutz,D.M. Eigler Ultramicroscopy Volumes 42–44, Part 1, July 1992, Pages 128–133 Courtesy Elsevier

Virus army. Atomic force microscope image of satellite tobacco mosaic virus particles in a crystal Courtesy Alexander McPherson

Quantum Mirage - Closeup The Quantum Mirage effect is a way to transport information on the atomic scale. It uses the wave nature of electrons instead of conventional wiring. Image originally created by IBM Corporation

The Making of the Circular Corral Media : Iron on Copper (111) http://researcher.watson.ibm.com/researcher/files/us-flinte/stm16.jpg Image originally created by IBM Corporation