Evidence for the Existence of the Josephson Quasiparticle-Pair Interference Current

  • N. F. Pedersen
  • T. F. Finnegan
  • D. N. Langenberg


Josephson1 predicted that the total current density j for an oxide tunnel junction will depend on the phase difference ø between the two superconductors forming the junction and has the form
$$j={{j}_{1}}\sin \phi +[{{\sigma }_{0}}(V)+{{\sigma }_{1}}(V)\cos \phi ]V$$


Tunnel Junction Plasma Resonance Plasma Mode Total Current Density Plasma Signal 
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  1. 1.
    B.D. Josephson, Phys. Lett. 1, 251 (1962); Advan. Phys. 14, 419 (1965).Google Scholar
  2. 2.
    A.J. Dahm, A. Denestein, T.F. Finnegan, D.N. Langenberg, and D.J. Scalapino, Phys. Rev. Lett. 20, 859 (1968); erratum, Phys. Rev. Lett. 20, 1020 (1968); Proc. 11th Intern. Conf. Low Temp. Phys., 1968, St. Andrews University Press, Scotland (1969), Vol. II, p. 709.Google Scholar
  3. 3.
    U.K. Poulsen, Phys. Lett. 41A, 195 (1972).Google Scholar
  4. 4.
    N.F. Pedersen, T.F. Finnegan, and D.N. Langenberg, Phys. Rev. B 6, 4151 (1972).Google Scholar

Copyright information

© Springer Science+Business Media New York 1974

Authors and Affiliations

  • N. F. Pedersen
    • 1
  • T. F. Finnegan
    • 1
  • D. N. Langenberg
    • 2
  1. 1.Physics Laboratory IThe Technical University of DenmarkLyngbyDenmark
  2. 2.Department of Physics and Laboratory for Research on the Structure of MatterUniversity of PennsylvaniaPhiladelphiaUSA

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