Superconductor technology: apparatus – material – process – High temperature – per se – Having tc greater than or equal to 150 k
Patent
1989-07-17
1991-07-09
Silbaugh, Jan H.
Superconductor technology: apparatus, material, process
High temperature , per se
Having tc greater than or equal to 150 k
264 65, 505725, H01L 3912
Patent
active
050306154
ABSTRACT:
Improvement in a method for producing superconductors of thallium (T1) type compound oxides by sintering a material powder mixture including at least one thallium-containing powder, the method including wrapping the material powder mixture in a foil of precious metals or their alloys and placing the wrapped material powder in a pipe of precious metals or their alloys and having an opening, wherein the material powder mixture wrapped in the foil is sintered in the pipe while oxygen gas is supplied into the pipe through the opening.
REFERENCES:
patent: 4870052 (1989-09-01), Engler et al.
Torardi et al., "Crystal Superconductor" Science (Apr. 1988).
Sheng et al., "Superconductivity System" Physical Review (Recd. 6/9/88).
Awazu Tomoyuki
Fujimori Naoji
Itozaki Hideo
Yazu Shuji
Fiorilla Christopher A.
Silbaugh Jan H.
Sumitomo Electric Industries Ltd.
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