Synthesis of silicon carbide from rice husk

被引:13
|
作者
Rodríguez-Lugo, V
Rubio, E
Gómez, I
Torres-Martínez, L
Castaño, VM
机构
[1] Univ Nacl Autonoma Mexico, Ctr Fis Aplicada & Tecnol Avanzada, Queretaro 76000, Mexico
[2] Univ Autonoma Queretato, Queretaro 76010, Mexico
[3] UANL, FCQ, CIDEMAC, Monterrey, NL, Mexico
[4] Univ Autonoma Puebla, Inst Fis, Puebla 72520, Mexico
关键词
carbides; natural silica; rice husk; silica; synthesis;
D O I
10.1504/IJEP.2002.003734
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
Mexican rice hulls were pyrolysed in an inert atmosphere to form silicon carbide. The first step was a preheating process; the next step was the synthesis of silicon carbide, by using an extremely simple system of heating. Scanning electron microscopy, X-ray diffraction and differential thermal analysis were used to characterize the product. The type of SiC obtained was the so-called P-silicon carbide, in the form of fibres.
引用
收藏
页码:378 / 387
页数:10
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