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Pushing the boundaries

Grain boundaries in polycrystalline graphene are an obstacle to electron transport. However, cunning refinements in growth techniques push the limits to obtain super-sized single-crystal domains.

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Figure 1: Hexagons beget hexagons.


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Correspondence to Pulickel M. Ajayan or Boris I. Yakobson.

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Ajayan, P., Yakobson, B. Pushing the boundaries. Nature Mater 10, 415–417 (2011).

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