Pulsed laser deposition of epitaxial CeO2 thin films on biaxially textured Ni substrate
文献类型:期刊论文
作者 | Liu, Z ; Wang, SF ; Zhao, SQ ; Zhou, YL |
刊名 | ACTA PHYSICA SINICA
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出版日期 | 2005 |
卷号 | 54期号:12页码:5820 |
关键词 | CRITICAL-CURRENT DENSITY SUPERCONDUCTING TAPES NICKEL 001 |
ISSN号 | 1000-3290 |
通讯作者 | Wang, SF (reprint author), Hebei Univ, Coll Phys Sci & Technol, Baoding 071002, Peoples R China. |
中文摘要 | Layered potassium cobaltate K0.36CoO2 has been successfully synthesized from KOH fluxes at 480 degrees C. The K0.36CoO2 sample can be oxidized and intercalated with water by treatment in KMnO4 and K2S2O8 solutions. K0.12CoO2 center dot 0.8H(2)O and K0.16CoO2 center dot 0.6H(2)O have been obtained after the KMnO4 and K2S2O8 treatment, respectively. The diffraction peaks of K0.12CoO2 center dot 0.8H(2)O and K0.16CoO2 center dot 0.6H(2)O can be well indexed by a hexagonal cell similar to the monolayer hydrate NaxCoO2 center dot yH(2)O. Afterdehydration, the major phases have an orthorhombic structure similar to Na0.5CoO2 and show semiconductor behavior. Both K0.12CoO2 center dot 0.8H(2)O and K0.16CoO2 center dot 0.6H(2)O are primarily paramagnetic and show metallic behavior. K0.16CoO2 center dot 0.6H(2)O has a spin-glass-like transition or other magnetic fluctuations around 56 K. The spin-glass-like transition or the regions of magnetic phase separation are reduced in K0.12CoO2 center dot 0.8H(2)O due to the increasing of the intercalated water. We also discussed similarities and differences between the structural and physical properties of KxCoO2 and NaxCoO2. |
收录类别 | SCI |
语种 | 中文 |
公开日期 | 2013-09-24 |
源URL | [http://ir.iphy.ac.cn/handle/311004/51596] ![]() |
专题 | 物理研究所_物理所公开发表论文_物理所公开发表论文_期刊论文 |
推荐引用方式 GB/T 7714 | Liu, Z,Wang, SF,Zhao, SQ,et al. Pulsed laser deposition of epitaxial CeO2 thin films on biaxially textured Ni substrate[J]. ACTA PHYSICA SINICA,2005,54(12):5820. |
APA | Liu, Z,Wang, SF,Zhao, SQ,&Zhou, YL.(2005).Pulsed laser deposition of epitaxial CeO2 thin films on biaxially textured Ni substrate.ACTA PHYSICA SINICA,54(12),5820. |
MLA | Liu, Z,et al."Pulsed laser deposition of epitaxial CeO2 thin films on biaxially textured Ni substrate".ACTA PHYSICA SINICA 54.12(2005):5820. |
入库方式: OAI收割
来源:物理研究所
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