Ordered mesostructured carbon templated by SBA-16 silica

被引:24
作者
Guo, WP [1 ]
Su, FB [1 ]
Zhao, XS [1 ]
机构
[1] Natl Univ Singapore, Dept Chem & Biomol Engn, Singapore 119260, Singapore
关键词
mesophase; carbonization; X-ray scattering; porosity;
D O I
10.1016/j.carbon.2005.04.023
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
A novel synthesis of ordered cubic mesoporous carbon with an Im3m symmetry by using SBA-16 silica as a hard template was performed. SBA-16 was synthesized using pluronic F 127 as the structure-directing agent and tetra- ethylorthosilicate as the silica source. Carbon replication of the surfactant-removed mesoporous silica was performed at 900°C using sucrose as a carbon source in the presence of sulfuric acid. It was found that surfactants removal method plays an important role in the formation of carbon mesostructures.
引用
收藏
页码:2423 / 2426
页数:4
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