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Sliding on the edge

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Heterogeneous microscale contacts between molybdenum disulfide and graphene or hexagonal boron nitride layers demonstrate ultralow friction independent of their relative orientation with residual drag that originates from edge effects.

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Fig. 1: Artistic view of increased edge energy dissipation at the heterogeneous superlubric contact of layered materials.

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Authors and Affiliations

  1. School of Chemistry and The Sackler Center for Computational Molecular and Materials Science, Tel Aviv University, Tel Aviv, Israel

    Oded Hod & Michael Urbakh

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  1. Oded Hod
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  2. Michael Urbakh
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Correspondence to Oded Hod or Michael Urbakh.

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The authors declare no competing interests.

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Hod, O., Urbakh, M. Sliding on the edge. Nat. Mater. 21, 12–14 (2022). https://doi.org/10.1038/s41563-021-01112-1

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