Tunneling in high-temperature superconductors
V. M. SvistunovPhysicotechnical Institute, Academy of Sciences of the Ukrainian SSR, DonetskYu. F. RevenkoPhysicotechnical Institute, Academy of Sciences of the Ukrainian SSR, DonetskV. Yu. TarenkovPhysicotechnical Institute, Academy of Sciences of the Ukrainian SSR, Donetsk
ABI
Abstract
Tunnel junctions were formed on the surface of La–Sr–Cu–O and Y–Ba–Cu–O bulk samples. Their dynamic conductivity is shown to be similar to tunneling in inhomogeneous superconducting systems and to display anomalies due to the energy gap and the phonon spectrum of the oxides.
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