Anomalous growth of carbon-coated nickel silicide nanowires

被引:0
作者
Kee, KS [1 ]
Mo, YH [1 ]
Nahm, KS [1 ]
Shim, HW [1 ]
Suh, EK [1 ]
Lee, SH [1 ]
Yu, SG [1 ]
Park, GS [1 ]
机构
[1] Chonbuk Natl Univ, Nanomat Res Ctr, Chonju, South Korea
来源
2003 THIRD IEEE CONFERENCE ON NANOTECHNOLOGY, VOLS ONE AND TWO, PROCEEDINGS | 2003年
关键词
c-coated NiSi nanowires; catalytic CVD growth; characterization of nanowires;
D O I
暂无
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
Carbon-coated nanowires were prepared on Ni catalyst loaded Si(100) wafer in an RF-CVD reactor. The nanowires grow straight with a length of more than 10 gm. The average diameter of the nanowires ranged in 20-40 rim. HRTEM, EDX, Raman, and XRD measurements demonstrated the nanowires were 30-40 nm diameter SiNi nanowires coated with a 1.5-1.7 nm carbon layer. The turn-on field of the C-coated NiSi nanowires was estimated to be similar to3.6 eV and a field-enhancing factor beta of similar to1500. The catalytic growth mechanism of the SiNi nanowires was discussed on the basis of experimental results in this work.
引用
收藏
页码:819 / 822
页数:4
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