Raman study of N+-implanted ZnO

被引:104
作者
Wang, JB
Zhong, HM
Li, ZF
Lu, W [1 ]
机构
[1] Chinese Acad Sci, Shanghai Inst Tech Phys, Natl Lab Infrared Phys, Shanghai 200083, Peoples R China
[2] Xiangtan Univ, Inst Modern Phys, Key Lab Adv Mat & Rheol Properties, Minist Educ, Xiangtan 411105, Peoples R China
基金
中国国家自然科学基金;
关键词
D O I
10.1063/1.2185261
中图分类号
O59 [应用物理学];
学科分类号
摘要
Raman scattering has been used to study the influence of nitrogen, a potential acceptor in ZnO, on the lattice dynamics of ZnO. It is found that N+ implantation increased the lattice disorder and induced some vibration modes to be Raman active at 275, 504, and 644 cm(-1), respectively. Based on theoretical and experimental study, the origin of the additional Raman peak at about 275 cm(-1) is attributed to the vibration of Zn atoms, where part of its first nearest neighbor O atoms are replaced by N atoms in the crystal lattice. (c) 2006 American Institute of Physics.
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页数:3
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