Influence of the Li concentration on the photoluminescence spectra of neutron-irradiated silicon: Passivation of radiation induced centers.

被引:3
作者
Rodriguez, F [1 ]
Davies, G [1 ]
Lightowlers, EC [1 ]
机构
[1] Univ London Kings Coll, Dept Phys, London WC2R 2LS, England
来源
DEFECTS IN SEMICONDUCTORS - ICDS-19, PTS 1-3 | 1997年 / 258-2卷
关键词
radiation defects; silicon; passivation; lithium; CRYSTALLINE SILICON; CARBON; LITHIUM; DEFECT; OXYGEN; COMPLEXES;
D O I
10.4028/www.scientific.net/MSF.258-263.411
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The formation of radiation-induced centers in irradiated Li-doped Si and the passivation of different defects are investigated through photoluminescence. It is shown that centers C and D1+D2 are efficiently passivated by Li. Besides the well known four Li associated vacancy, a new Li complex involving at least four Li atoms has been identified in Si doped with high concentrations of Li.
引用
收藏
页码:411 / 416
页数:6
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