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Tailoring the structural and magnetic properties of Cu-doped ZnO by ±bc-axis pressure
Gong, Ji-Jun2,3; Chen, Ji-Pei2; Zhang, Fei2; Wu, Hao2; Qin, Ming-Hui2; Zeng, Min2; Gao, Xing-Sen2; Liu, Jun-Ming1
刊名Chinese Physics B
2015-03-01
卷号24期号:3
关键词Calculations Copper compounds Diluted magnetic semiconductors Ferromagnetic materials Ferromagnetism II-VI semiconductors Iodine compounds Magnetic properties Magnetic semiconductors Nitrogen compounds Phosphorus compounds Sulfur compounds Wide band gap semiconductors Zinc oxide Zinc sulfide Doped ZnO First principle calculations First-principles calculation Graphite-like structures Magnetic instability Magnetic transformations Structural and magnetic properties Structural transitions
ISSN号16741056
DOI10.1088/1674-1056/24/3/037505
英文摘要The structural and magnetic properties of the Cu-doped ZnO (ZnO:Cu) under c-axis pressure were studied using first-principle calculations. It was found that the ZnO:Cu undergoes a structural transition from Wurtzite to Graphite-like structure at a c-axis pressure of 7-8GPa. This is accompanied by an apparent loss of ferromagnetic stability, indicating a magnetic transformation from a ferromagnetic state to a paramagnetic-like state. Further studies revealed that the magnetic instability is closely related to the variation in crystalline field originated from the structural transition, which is in association with the overlapping of spin-charge density between the Cu2+ and adjacent O2-. © 2015 Chinese Physical Society and IOP Publishing Ltd.
WOS研究方向Physics
语种英语
出版者Institute of Physics Publishing
WOS记录号WOS:000351056400059
内容类型期刊论文
源URL[http://ir.lut.edu.cn/handle/2XXMBERH/113551]  
专题兰州理工大学
作者单位1.Laboratory of Solid State Microstructures, Nanjing University, Nanjing; 210093, China
2.Institute for Advanced Materials, Laboratory of Quantum Engineering and Quantum Materials, South China Normal University, Guangzhou; 510006, China;
3.Department of Applied Physics, Lanzhou University of Technology, Lanzhou; 730050, China;
推荐引用方式
GB/T 7714
Gong, Ji-Jun,Chen, Ji-Pei,Zhang, Fei,et al. Tailoring the structural and magnetic properties of Cu-doped ZnO by ±bc-axis pressure[J]. Chinese Physics B,2015,24(3).
APA Gong, Ji-Jun.,Chen, Ji-Pei.,Zhang, Fei.,Wu, Hao.,Qin, Ming-Hui.,...&Liu, Jun-Ming.(2015).Tailoring the structural and magnetic properties of Cu-doped ZnO by ±bc-axis pressure.Chinese Physics B,24(3).
MLA Gong, Ji-Jun,et al."Tailoring the structural and magnetic properties of Cu-doped ZnO by ±bc-axis pressure".Chinese Physics B 24.3(2015).
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