We report a power law derived from experimental atomic force microscopy (AFM) data suggesting a nano to mesoscale transition in force–distance dependencies. Our results are in relative agreement with the Hamaker and Lifshitz theories for van der Waals forces for the larger tip radii only.
C. Lai, T. Olukan, S. Santos, A. Al Ghaferi and M. Chiesa, Chem. Commun., 2015, 51, 17619 DOI: 10.1039/C5CC05755H
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