Superconducting tunneling in a pair-breaking microwave field

Rutledge, J. E. ; Dynes, R. C. ; Narayanamurti, V. (1984) Superconducting tunneling in a pair-breaking microwave field Journal of Low Temperature Physics, 54 (5-6). pp. 547-554. ISSN 0022-2291

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Official URL: http://www.springerlink.com/content/85626r64v63322...

Related URL: http://dx.doi.org/10.1007/BF00683618

Abstract

We have measured the tunneling I-V characteristics of Al-oxide-Al superconducting tunnel junctions in the presence of pair-breaking microwaves, hω >2Δ. The junctions show an excess current below a bias of 2Δ /e. Photon-assisted tunneling (hω >2Δ ) may account for the excess current.

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Deposited On:19 Mar 2012 12:38
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