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作者:

Xu, Yan (Xu, Yan.) | Suo, Hongli (Suo, Hongli.) (学者:索红莉) | Qureishy, Thomas (Qureishy, Thomas.) | Grivel, Jean-Claude (Grivel, Jean-Claude.) | Mikheenko, Pavlo (Mikheenko, Pavlo.) | Liu, Min (Liu, Min.) | Ma, Lin (Ma, Lin.) | Zhang, Xiaolong (Zhang, Xiaolong.) | Zhou, Yuqi (Zhou, Yuqi.) | Liu, Jianhua (Liu, Jianhua.) | Wang, Lei (Wang, Lei.) | Zhang, Zili (Zhang, Zili.) | Wang, Qiuliang (Wang, Qiuliang.)

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EI Scopus SCIE

摘要:

We report a novel doping strategy for YBa2Cu3O7-x (YBCO) superconducting films by using a positive mismatch, Ba2YNbO6 (BYNO), and a negative mismatch, LaAlO3 (LAO), simultaneously. Double doping can significantly reduce the c-strain in the YBCO film by canceling the strain between the two dopants. By systematically optimizing the doping amount of both BYNO and LAO, it was found that BYNO and LAO do not act equally. The microstructure and distribution of both BYNO and LAO were investigated with magneto-optic microscopy and scanning electron microscopy. The effect of BYNO and LAO on pinning was confirmed. The results of this study will help select appropriate positive mismatch and negative mismatch dopants, which is fundamental to the design and fabrication of pinning centers to fit different application scenarios.

关键词:

BYNO LAO Pinning center YBCO MO Double mismatch

作者机构:

  • [ 1 ] [Xu, Yan]Beijing Univ Technol, Beijing 100124, Peoples R China
  • [ 2 ] [Suo, Hongli]Beijing Univ Technol, Beijing 100124, Peoples R China
  • [ 3 ] [Liu, Min]Beijing Univ Technol, Beijing 100124, Peoples R China
  • [ 4 ] [Ma, Lin]Beijing Univ Technol, Beijing 100124, Peoples R China
  • [ 5 ] [Zhang, Xiaolong]Beijing Univ Technol, Beijing 100124, Peoples R China
  • [ 6 ] [Zhou, Yuqi]Beijing Univ Technol, Beijing 100124, Peoples R China
  • [ 7 ] [Xu, Yan]Tech Univ Denmark, DK-2800 Lyngby, Denmark
  • [ 8 ] [Grivel, Jean-Claude]Tech Univ Denmark, DK-2800 Lyngby, Denmark
  • [ 9 ] [Qureishy, Thomas]Univ Oslo, Dept Phys, POB 1048 Blindern, N-0316 Oslo, Norway
  • [ 10 ] [Mikheenko, Pavlo]Univ Oslo, Dept Phys, POB 1048 Blindern, N-0316 Oslo, Norway
  • [ 11 ] [Liu, Jianhua]Chinese Acad Sci, Inst Elect Engn, Beijing 100190, Peoples R China
  • [ 12 ] [Wang, Lei]Chinese Acad Sci, Inst Elect Engn, Beijing 100190, Peoples R China
  • [ 13 ] [Zhang, Zili]Chinese Acad Sci, Inst Elect Engn, Beijing 100190, Peoples R China
  • [ 14 ] [Wang, Qiuliang]Chinese Acad Sci, Inst Elect Engn, Beijing 100190, Peoples R China
  • [ 15 ] [Wang, Qiuliang]Univ Chinese Acad Sci, Beijing 100049, Peoples R China

通讯作者信息:

  • 索红莉

    [Suo, Hongli]Beijing Univ Technol, Beijing 100124, Peoples R China;;[Zhang, Zili]Chinese Acad Sci, Inst Elect Engn, Beijing 100190, Peoples R China

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来源 :

JOURNAL OF THE EUROPEAN CERAMIC SOCIETY

ISSN: 0955-2219

年份: 2021

期: 1

卷: 41

页码: 480-487

5 . 7 0 0

JCR@2022

ESI学科: MATERIALS SCIENCE;

ESI高被引阀值:116

JCR分区:1

被引次数:

WoS核心集被引频次: 13

SCOPUS被引频次:

ESI高被引论文在榜: 0 展开所有

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