Ionic cluster effect in suppression on superconductivity in Ni- and Co-doped YBCO systems

• Published in: Физика низких температур
• Date: 2008
• Main Authors: Aihua Wang, Xiaoxia Wang, Yigang Cao, Xinli Li, Yongyong Wang, Liming Gao, Heqiang Lu, Jie Zhang, Pinglin Li
• Format: Article
• Language: English
• Published: Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України 2008
• Subjects: Свеpхпpоводимость, в том числе высокотемпеpатуpная
• Online Access: https://nasplib.isofts.kiev.ua/handle/123456789/116855
• Journal Title: Digital Library of Periodicals of National Academy of Sciences of Ukraine
• Cite this: Ionic cluster effect in suppression on superconductivity
 in Ni- and Co-doped YBCO systems / Aihua Wang, Xiaoxia Wang, Yigang Cao, Xinli Li, Yongyong Wang,
 Liming Gao, Heqiang Lu, Jie Zhang, and Pinglin Li // Физика низких температур. — 2008. — Т. 34, № 3. — С. 219–224. — Бібліогр.: 23 назв. — англ.

We adopted the x-ray diffraction, oxygen contents, positron annihilation technology as well as simulation
 methods to investigate systemically YBa₂Cu₃–x(Ni,Co)xO₇–δ (x = 0–0.5). The simulated results show
 that ions distribute in dispersive form in little doped concentration. As dope...