A new approach to making a biosensor with a field-effect transistor provides high sensitivity with simple processing by introducing a vertical nanogap into the device structure.
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Therriault, D. Filling the gap. Nature Nanotech 2, 393–394 (2007). https://doi.org/10.1038/nnano.2007.199
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DOI: https://doi.org/10.1038/nnano.2007.199
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