Ultra thin and ultra long SiC/SiO2 nanocables from catalytic pyrolysis of poly(dimethyl siloxane)

被引:32
作者
Cai, K. F.
Zhang, A. X.
Yin, J. L.
机构
[1] Tongji Univ, Funct Mat Res Lab, Shanghai 200092, Peoples R China
[2] Tongji Univ, Shanghai Key Lab Dev & Applicat Met Funct Mat, Shanghai 200092, Peoples R China
关键词
D O I
10.1088/0957-4484/18/48/485601
中图分类号
TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
SiC/SiO2 nanocables were synthesized by pyrolysis of poly( dimethyl siloxane) using ferrocene as a catalyst precursor at similar to 1050 degrees C in Ar. The as-grown product was characterized by x-ray diffraction, scanning electron microscopy, transmission electron microscopy and high-resolution electron microscopy. The length of the nanocables is in the millimeter range and the diameter of most nanocables is in the range of about 5-10 nm. The vapor-liquid-solid (VLS) mechanism was proposed to elucidate the growth process of the nanocables.
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页数:6
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