Slow-trap profiling of NO and N2O nitrided oxides grown on Si and SiC substrates

被引:43
作者
Dimitrijev, S [1 ]
Tanner, P [1 ]
Harrison, HB [1 ]
机构
[1] Griffith Univ, Sch Microelect Engn, Brisbane, Qld 4111, Australia
基金
澳大利亚研究理事会;
关键词
oxide; silicon; silicon carbide; slow trap; nitridation;
D O I
10.1016/S0026-2714(99)00022-0
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
In this paper, we demonstrate the unique ability of a newly developed slow-trap profiling technique to characterise silicon-based MOS capacitors in strong inversion. We also demonstrate the applicability of the slow-trap profiling technique for the characterisation of oxides grown on SiC. The obtained slow-trap profiles show that NO nitridation eliminates while N2O creates defects acting as slow traps in the case of both Si and SiC substrates. The corresponding effects of nitridation on interface traps and fixed oxide charge are also discussed. (C) 1999 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:441 / 449
页数:9
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