Presentation 1993/12/8
An isotropic Josephson junctions consisting of all(103)oriented YBaCuO/PrBaCuO/YBaCuO trilayer films
Hiroshi Sato, Hiroshi Akoh, Susumu Takada,
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Abstract(in English) We have fabricated anisotropic Josephson junctions consisting of all(103)oriented YBa_2Cu_3O_7-δ>, PrBa_2Cu_3O_7-δ′>/YBa_2Cu_3O _7-δ> trilayer films.The junction with a dimension of 30×30μm^2 shows the RSJ like I-V characteristics with hysteresis at temperature below 20K,and clear Shapiro steps under microwave radiation.Furthermore,it is found that the junction has anisotropic Fraunhofer interference patterns depending on the direction of the external magnetic field.Experimental values of the critical magnetic field are good agreement with the analytical values based on Owen-Scalapino model.From these results,it is concluded that the anisotropic Josephson effect originates from the anisotropic magnetic penetration depth of(103)oriented YBa_2Cu_ 3O_7-δ>films.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Anisotropic Josephson junctions / (103)oriented YBaCuO/rBaCuO/YBaCuO trilayer films
Paper # SCE93-48
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Conference Information
Committee SCE
Conference Date 1993/12/8(1days)
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Registration To Superconductive Electronics (SCE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) An isotropic Josephson junctions consisting of all(103)oriented YBaCuO/PrBaCuO/YBaCuO trilayer films
Sub Title (in English)
Keyword(1) Anisotropic Josephson junctions
Keyword(2) (103)oriented YBaCuO/rBaCuO/YBaCuO trilayer films
1st Author's Name Hiroshi Sato
1st Author's Affiliation Electrotechnical Laboratory()
2nd Author's Name Hiroshi Akoh
2nd Author's Affiliation Electrotechnical Laboratory
3rd Author's Name Susumu Takada
3rd Author's Affiliation Electrotechnical Laboratory
Date 1993/12/8
Paper # SCE93-48
Volume (vol) vol.93
Number (no) 363
Page pp.pp.-
#Pages 6
Date of Issue