HIGH-QUALITY ULTRATHIN DIELECTRIC FILMS GROWN ON SILICON IN A NITRIC-OXIDE AMBIENT

被引:72
作者
YAO, ZQ [1 ]
HARRISON, HB [1 ]
DIMITRIJEV, S [1 ]
SWEATMAN, D [1 ]
YEOW, YT [1 ]
机构
[1] UNIV QUEENSLAND,DEPT ELECT & COMP ENGN,ST LUCIA,QLD 4072,AUSTRALIA
关键词
D O I
10.1063/1.111205
中图分类号
O59 [应用物理学];
学科分类号
摘要
High quality ultrathin silicon oxynitride films (3.5 nm) have been grown in a nitric oxide ambient using rapid thermal processing. The physical and electrical properties of these films are compared with those formed in a nitrous oxide environment. X-ray photoelectron spectroscopy (XPS) results show that the nitric oxide (NO) grown films have a significantly different nitrogen distribution compared to the nitrious oxide (N2O) grown films. The capacitance-voltage and current-voltage characteristics of the NO grown and NO-modified films are, in general, better than those of the same thickness grown in either N2O or O2.
引用
收藏
页码:3584 / 3586
页数:3
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