The 79th JSAP Autumn Meeting, 2018

Presentation information

Oral presentation

11 Superconductivity » 11.2 Thin and thick superconducting films, coated conductors and film crystal growth

[20p-143-1~12] 11.2 Thin and thick superconducting films, coated conductors and film crystal growth

Thu. Sep 20, 2018 1:45 PM - 5:00 PM 143 (143)

Shuhei Funaki(Shimane Univ.), Yuji Tsuchiya(Nagoya Univ.)

3:45 PM - 4:00 PM

[20p-143-8] Dependence of microstructure of joint samples on pore formation at joint interface between GdBa2Cu3O7-δ coated conductors

Ryo Teranishi1, Tomohiro Miyajima1, Yukio Sato1, Kenji Kaneko1, Valery Petrykin2, Sergey Lee2, Satoshi Awaji3, Tatsunori Okada3, Akiyoshi Matsumoto4 (1.Kyushu Univ., 2.SuperOx Japan, 3.Tohoku Univ., 4.NIMS)

Keywords:REBa2Cu3Oy superconductors, Coated conductors, Joint process

REBCO線材上に前駆体の追加堆積膜を作製してそれらを対向させて熱処理する手法により、線材の接合を行った。線材接合時における対向試料の組織の違いが接合後の界面組織へ及ぼす影響について調査した結果、組織の違いは接合後の界面の空隙の生成に影響を及ぼし、同種の試料の方が空隙の少ない状態で接合できることが示された。