Synthesis of bulk YBa2Cu4O8 and Y1-xCaxBa2Cu4O8 at 1 atm oxygen pressure

X. G. Zheng, Hisao Kuriyaki, K. Hirakawa

研究成果: Contribution to journalArticle

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A series of (YCa)Ba2Cu4O8 superconducting compounds has been synthesized at ambient oxygen pressure. A zero-resistance Tc of 76 K is obtained with the as-grown YBa2Cu4O8. In Y0.925Ca0.075Ba2Cu4O8, Tc is enhanced to 83 K, producing a transport critical current density of 190 A/cm2 at 77 K.

ジャーナルPhysica C: Superconductivity and its applications
発行部数PART 1
出版物ステータス出版済み - 1 1 1994

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Energy Engineering and Power Technology
  • Electrical and Electronic Engineering

フィンガープリント Synthesis of bulk YBa<sub>2</sub>Cu<sub>4</sub>O<sub>8</sub> and Y<sub>1-x</sub>Ca<sub>x</sub>Ba<sub>2</sub>Cu<sub>4</sub>O<sub>8</sub> at 1 atm oxygen pressure' の研究トピックを掘り下げます。これらはともに一意のフィンガープリントを構成します。

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