Presentation 1994/4/20
Submicrometer patterning technique of oxide superconducting thin films using focused ion beam-Superconductivity of YBaCuO submicrometer line
Masanobu Kusunoki, Hiroyuki Akaike, Akira Fujimaki, Hisao Hayakawa,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) We have developed a deep submicrometer pattening technology of high critical temperature superconducting,films without degradation.The technology enabled us to patten a YBaCuO strip line with width of 180 nm.The line showed good superconducivity. The lithography technique is based on the Focused ion beam Implanted Niobium Patterning (FINP) method.We made Nb mask pattern using the technique which is expect to be 100 nm resolution.The patterns are transferred into the Au, YBaCuO layer in an Ar ion beam etching (IBE) step.Dependence on critical current density of line width systematically showed the importance of cooling to decrease the degradation of YBaCuO in the IBE.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) deep submicrometer patterning / YBaCuO / FINP / lithography / degradation / cooling
Paper # SCE94-8,MW94-8
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Committee SCE
Conference Date 1994/4/20(1days)
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Registration To Superconductive Electronics (SCE)
Language JPN
Title (in Japanese) (See Japanese page)
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Title (in English) Submicrometer patterning technique of oxide superconducting thin films using focused ion beam-Superconductivity of YBaCuO submicrometer line
Sub Title (in English)
Keyword(1) deep submicrometer patterning
Keyword(2) YBaCuO
Keyword(3) FINP
Keyword(4) lithography
Keyword(5) degradation
Keyword(6) cooling
1st Author's Name Masanobu Kusunoki
1st Author's Affiliation Department of Electronics,Faculty of Engineering,Nagoya University()
2nd Author's Name Hiroyuki Akaike
2nd Author's Affiliation Department of Electronics,Faculty of Engineering,Nagoya University
3rd Author's Name Akira Fujimaki
3rd Author's Affiliation Department of Electronics,Faculty of Engineering,Nagoya University
4th Author's Name Hisao Hayakawa
4th Author's Affiliation Department of Electronics,Faculty of Engineering,Nagoya University
Date 1994/4/20
Paper # SCE94-8,MW94-8
Volume (vol) vol.94
Number (no) 8
Page pp.pp.-
#Pages 6
Date of Issue