Room Temperature Ferromagnetismin Co-doped ZnO Bulks

• 作 者: Long Peng Huai-Wu Zhang Qi-Ye
• 机 构: SchoolofMicroelectronicsandSolid-StateElectronics,DepartmentofPhysicsandAstronomy
• 出 处: 中国电子科技：英文版
• 发表日期: 2007年4期
• 关键词: 钴掺杂 氧化锌 弱磁性半导体 铁磁性 Co-doped ZnO diluted magnetic semiconductors ferromagnetism
• 基金项目: This work was supported by the National Basic Research Program （973） under Grant No. 2007CB31407 and the International S＆T Cooporation Program of China under Grant No. 2006DFA53410.

Pure single phase of Zn0.95Co0.05O bulks were successfully prepared by solid-state reaction method. The effects of annealing atmosphere and temperature on the room temperature ferromagnetic behavior were investigated. The results show that the air-anneale