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非磁性元素掺杂ZnO稀磁半导体研究进展
Recent Progress on Non-magnetic Elements Doped ZnO Diluted Magnetic Semiconductors
【摘要】 ZnO基稀磁半导体的磁性来源和机理一直是研究的热点和难点。传统的磁性3d过渡族元素掺杂ZnO容易形成铁磁性的第二相,而非磁性元素掺杂可以很好的避免这一弊端,是研究稀磁半导体磁性来源和机理的理想体系。而且理论计算和实验方面已经报道了室温以上的铁磁性。本文从实验上和理论上综述了非磁性元素掺杂ZnO基稀磁半导体最近的研究进展。
【Abstract】 The ferromagnetism origin and mechanism was the continuing research hotspots and difficulty issues in the field of ZnO-based diluted magnetic semiconductors.In general,ferromagnetic 3d transition metals doped ZnO tend to form ferromagnetic secondary phase,while non-magnetic elements doped ZnO will not introduce this problem and have been regarded as ideal system for investigating the ferromagnetism origin and mechanism.Above room-temperature ferromagnetism has been theoretically prectied in such systems.In this paper,the recent progress of non-magnetic elements doped ZnO-based diluted magnetic semiconductor was reviewed.
【Key words】 diluted magnetic semiconductors; ZnO; non-magnetic elements doping; room-temperature ferromagnetism;
- 【文献出处】 人工晶体学报 ,Journal of Synthetic Crystals , 编辑部邮箱 ,2011年04期
- 【分类号】TN304.21
- 【被引频次】7
- 【下载频次】465