Propagating Order-Parameter Collective Modes in Superconducting Films
R.V. CarlsonSchool of Physics and Astronomy, University of Minnesota, Minneapolis, Minnesota 55455A. M. GoldmanSchool of Physics and Astronomy, University of Minnesota, Minneapolis, Minnesota 55455
1975en
ABI
Abstract
A peak at finite frequency has been observed in measurements of the order-parameter dynamical structure factor of short-mean-free-path superconducting aluminum films. The existence of a propagating, low-frequency order-parameter collective mode can be inferred from these results.
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