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2:00 PM - 2:15 PM JST(5:00 AM - 5:15 AM UTC)

[21p-B204-3]Irradiation of focused helium ion beam to a Au/YBCO structure and realization of Josephson junctions

〇Tetsuro Misawa¹, Riku Inoue^1,3, Shigeyuki Ishida¹, Shinichi Ogawa¹, Yukinori Morita¹, Hiroshi Eisaki¹, Shin-ichi Uchida^1,2, Taichiro Nishio³, Chiharu Urano¹ (1.AIST, 2.Tokyo Univ., 3.Tokyo Univ. of Sci.)

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Keywords:

superconductivity,Josephson junctions,helium ion microscope

By irradiating a YBCO thin film with a focused helium ion beam, Josephson junctions can be formed. In this study, we attempted to apply this method to a YBCO thin film sample with a thin gold layer on the top (Au/YBCO) to create Josephson junctions.

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