Title :
In situ fabrication of reproducible YBCO epitaxial planar Josephson tunnel junctions
Author :
Iguchi, I. ; Wen, Z.
Author_Institution :
Inst. of Mater. Sci., Tsukuba Univ., Ibaraki, Japan
fDate :
3/1/1991 12:00:00 AM
Abstract :
The fabrication of YBCO/Pb planar Josephson tunnel junctions using all in-situ processes in the vacuum system is reported. Both artificial and native barriers are used. The reproducible quasiparticle and Josephson tunneling characteristics are observed and discussed
Keywords :
barium compounds; high-temperature superconductors; superconducting epitaxial layers; superconducting junction devices; yttrium compounds; Josephson tunneling characteristics; YBa2Cu3Ox-Pb; artificial barriers; epitaxial planar Josephson tunnel junctions; high temperature superconductors; in situ fabrication; in-situ processes; quasiparticle characteristics; reproducible tunnel junctions; Annealing; Dielectric substrates; Fabrication; Insulation; Materials science and technology; Thickness control; Tunneling; Vacuum systems; Voltage; Yttrium barium copper oxide;
Journal_Title :
Magnetics, IEEE Transactions on
