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作者:

Linghu, Kehuan (Linghu, Kehuan.) | Song, Qingjun (Song, Qingjun.) | Zhang, Huai (Zhang, Huai.) | Yang, QianQian (Yang, QianQian.) | Zhang, Jibo (Zhang, Jibo.) | Wu, Qianhong (Wu, Qianhong.) | Nie, Ruijuan (Nie, Ruijuan.) | Dai, Lun (Dai, Lun.) | Feng, Qingrong (Feng, Qingrong.) | Wang, Furen (Wang, Furen.)

收录:

EI Scopus SCIE

摘要:

200 nm Ni film is coated on 25 mu m thick Mo foil, and graphene is grown on the Ni-Mo system by CVD method. After the annealing process of CVD, the Ni/Mo bilayer transforms into Ni-Mo alloy, then we have successfully fabricated MgB2 films on graphene/Ni-Mo alloy system via the hybrid physical-chemical vapor deposition (HPCVD) technique. The transition temperature T-c onset is 38.25 K with a corresponding transition width of 0.75 K. The average thickness of MgB2 films is 200 nm (25% concentration B2H6). The critical current density derives from the magnetization measurement at 5 K is, j(c) (5 K, 0 T) = 9.6 +/- 106 A/cm(2). We can easily deposite MgB2 on graphene/Ni-Mo alloy system with a lower B2H6 concentration and less gas flow, which lays a good foundation for depositing MgB2 thick films. The graphene in this system is multilayer and with defects, it may act like an intermediary film for the growth of MgB2, or a carbon-doping source. (C) 2015 Elsevier B.V. All rights reserved.

关键词:

MgB2 Graphene Superconducting RF cavity

作者机构:

  • [ 1 ] [Linghu, Kehuan]Peking Univ, Sch Phys, Beijing 100871, Peoples R China
  • [ 2 ] [Song, Qingjun]Peking Univ, Sch Phys, Beijing 100871, Peoples R China
  • [ 3 ] [Zhang, Huai]Peking Univ, Sch Phys, Beijing 100871, Peoples R China
  • [ 4 ] [Zhang, Jibo]Peking Univ, Sch Phys, Beijing 100871, Peoples R China
  • [ 5 ] [Wu, Qianhong]Peking Univ, Sch Phys, Beijing 100871, Peoples R China
  • [ 6 ] [Nie, Ruijuan]Peking Univ, Sch Phys, Beijing 100871, Peoples R China
  • [ 7 ] [Dai, Lun]Peking Univ, Sch Phys, Beijing 100871, Peoples R China
  • [ 8 ] [Feng, Qingrong]Peking Univ, Sch Phys, Beijing 100871, Peoples R China
  • [ 9 ] [Wang, Furen]Peking Univ, Sch Phys, Beijing 100871, Peoples R China
  • [ 10 ] [Linghu, Kehuan]Peking Univ, State Key Lab Artificial Struct & Mesoscop Phys, Beijing 100871, Peoples R China
  • [ 11 ] [Song, Qingjun]Peking Univ, State Key Lab Artificial Struct & Mesoscop Phys, Beijing 100871, Peoples R China
  • [ 12 ] [Zhang, Huai]Peking Univ, State Key Lab Artificial Struct & Mesoscop Phys, Beijing 100871, Peoples R China
  • [ 13 ] [Zhang, Jibo]Peking Univ, State Key Lab Artificial Struct & Mesoscop Phys, Beijing 100871, Peoples R China
  • [ 14 ] [Wu, Qianhong]Peking Univ, State Key Lab Artificial Struct & Mesoscop Phys, Beijing 100871, Peoples R China
  • [ 15 ] [Nie, Ruijuan]Peking Univ, State Key Lab Artificial Struct & Mesoscop Phys, Beijing 100871, Peoples R China
  • [ 16 ] [Dai, Lun]Peking Univ, State Key Lab Artificial Struct & Mesoscop Phys, Beijing 100871, Peoples R China
  • [ 17 ] [Feng, Qingrong]Peking Univ, State Key Lab Artificial Struct & Mesoscop Phys, Beijing 100871, Peoples R China
  • [ 18 ] [Wang, Furen]Peking Univ, State Key Lab Artificial Struct & Mesoscop Phys, Beijing 100871, Peoples R China
  • [ 19 ] [Song, Qingjun]Collaborat Innovat Ctr Quantum Matter, Beijing 100871, Peoples R China
  • [ 20 ] [Dai, Lun]Collaborat Innovat Ctr Quantum Matter, Beijing 100871, Peoples R China
  • [ 21 ] [Yang, QianQian]Beijing Univ Technol, Coll Appl Sci, Beijing 100124, Peoples R China

通讯作者信息:

  • [Linghu, Kehuan]Peking Univ, Coll Phys, Room 141,South Phys Bldg, Beijing 100871, Peoples R China

电子邮件地址:

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相关关键词:

来源 :

PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS

ISSN: 0921-4534

年份: 2015

卷: 516

页码: 27-30

1 . 7 0 0

JCR@2022

ESI学科: PHYSICS;

ESI高被引阀值:190

JCR分区:4

中科院分区:4

被引次数:

WoS核心集被引频次: 0

SCOPUS被引频次:

ESI高被引论文在榜: 0 展开所有

万方被引频次:

中文被引频次:

近30日浏览量: 2

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