Although Dirac fermions in graphene can tunnel through potential barriers without reflection, two experiments show how they can temporarily be trapped inside nanoscale graphene quantum dots.
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Yang, H. Graphene traps. Nature Phys 12, 994–995 (2016). https://doi.org/10.1038/nphys3817
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DOI: https://doi.org/10.1038/nphys3817
