Etching a substrate: processes – Gas phase etching of substrate – Application of energy to the gaseous etchant or to the...
Patent
1996-03-25
1999-05-18
Goodrow, John L.
Etching a substrate: processes
Gas phase etching of substrate
Application of energy to the gaseous etchant or to the...
438798, C23F1/00
Patent
active
059048611
ABSTRACT:
A superconductive device manufacturing method is disclosed, which can prevent the characteristic deterioration on the processed surface, reduce the number of process steps, and thereby shorten the manufacturing time. The superconductive device manufacturing method comprises the steps of: forming a YBCO film (301) on a substrate (201); forming a mask pattern (302) on the formed YBCO film (301); and etching the YBCO film (301) by use of the formed mask pattern (302) and a plasma including at least oxygen plasma.
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Proceedings of the 5th International Symposium On Superconductivity (ISS'92), Nov. 16-19, 1992, Kobe, "Characteristics of Thin Film YBCO Micro-Stripline Resonator by Laser Etching", Tsuyoshi Takenaka et al., pp. 1147-1150.
Hiroshi Sato et al., Jpn. J. Appln. Phys., Part 2, No. 8A, vol. 31, (1992) "Liquid-Nitrogen-Cooled Dry Etching of YBaCu0 Thin Films", pp. L 1044-L 1046.
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Ban Masahito
Enomoto Youichi
Suzuki Katsumi
Takenaka Tsuyoshi
Goodrow John L.
International Superconductivity Technology Center
Kawasaki Jukogyo Kabushiki Kaisha
NEC Corporation
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