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Applied physics and interfaces

Positively 'negative' friction

Nature Materials volume 11, pages 10041005 (2012) | Download Citation

Friction classically decreases with decreasing load. Nanoscale measurements on chemically modified graphite now show an opposite trend related to local deformation, which could serve as a probe for determining the exfoliation energy of layered materials.

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Affiliations

  1. Kathryn Wahl is in the Chemistry Division of the US Naval Research Laboratory, Washington DC 20375-5342, USA

    • Kathryn J. Wahl

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Correspondence to Kathryn J. Wahl.

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DOI

https://doi.org/10.1038/nmat3494

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