IR and NMR spectroscopic characterization of graphitization process occurring in the pores of mesoporous silicates in formation of carbon nanotubes

被引:5
|
作者
Urbán, M [1 ]
Kónya, Z [1 ]
Méhn, D [1 ]
Kiricsi, IR [1 ]
机构
[1] Univ Szeged, Appl & Environm Chem Dept, H-6720 Szeged, Hungary
关键词
carbon nanotubes; Al-MCM-41; Si-MCM-41; C-13-; Si-29-; Al-27 MAS NMR; pyridine adsorption; IR spectroscopy;
D O I
10.1016/j.molstruc.2005.01.029
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
Synthesis of carbon nanotubes (CNTs) from the template molecules of the Si-MCM-41 and Al,Si-MCM-41 mesoporous silicates were investigated. The generation of nanotubes was carried out by graphitization, i.e. applying high temperature treatment of the MCM-41 samples in inert gas atmosphere. The as-synthesized and graphitized samples were characterized by several spectroscopic and physico-chemical methods such as IR and MAS NMR spectroscopy, XRD, TEM, and BET. (c) 2005 Elsevier B.V. All rights reserved.
引用
收藏
页码:93 / 99
页数:7
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