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Coherent voltage oscillations in small normal tunnel junctions and the crossover to the incoherent regime

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1 Author(s)
Yuval Gefen ; Department of Nuclear Physics, Weizmann Institute of Science, Rehovot 76100, Israel

We discuss the possibility of charge oscillations in a normal tunnel junction, driven by an external current source (Iex), in the coherent limit. In that limit the dephasing time tɸ is larger than the period tp ≡ e/Iex. This behavior is modified when tɸ decreases.

Note: The Institute of Electrical and Electronics Engineers, Incorporated is distributing this Article with permission of the International Business Machines Corporation (IBM) who is the exclusive owner. The recipient of this Article may not assign, sublicense, lease, rent or otherwise transfer, reproduce, prepare derivative works, publicly display or perform, or distribute the Article.  

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IBM Journal of Research and Development  (Volume:32 ,  Issue: 1 )