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Materials science

Breakthrough for protons

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The atomically thin material called graphene is impermeable to atoms as small as helium. The finding that protons can pass through it might enable new kinds of membrane to be developed and aid research into fuel cells. See Letter p.227

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Figure 1: Electron density distribution in two-dimensional materials.

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Authors and Affiliations

  1. Rohit N. Karnik is in the Department of Mechanical Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139-4307, USA.,

    Rohit N. Karnik

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  1. Rohit N. Karnik
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Correspondence to Rohit N. Karnik.

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Karnik, R. Breakthrough for protons. Nature 516, 173–174 (2014). https://doi.org/10.1038/nature14074

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