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    Article

    Harvesting randomness

    The practical use of electronic ratchets has long been hampered by low output powers and cryogenic operating temperatures. A pentacene-based organic ratchet can now drive electronic circuitry at room temperature.

    Peter Hänggi in Nature Materials (2011)

  2. No Access

    Article

    Ultrafast stop and go

    Theoretical physicists have predicted that ultrashort laser pulses can be used to drive electrical currents through single molecules, and also to stop currents in molecular junctions.

    Sigmund Kohler, Peter Hänggi in Nature Nanotechnology (2007)