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水热条件对纤蛇纹石纳米管合成的影响研究

马国华 彭同江 李明

岩石矿物学杂志2009,Vol.28Issue(5):480-484,5.
岩石矿物学杂志2009,Vol.28Issue(5):480-484,5.

水热条件对纤蛇纹石纳米管合成的影响研究

The influence of hydrothermal conditions on the synthesis of chrysotile nanotubes

马国华 1彭同江 1李明1

作者信息

  • 1. 西南科技大学,分析测试中心,四川,绵阳,621010
  • 折叠

摘要

Abstract

A series of chrysotile samples were synthesized from active MgO and amorphous SiO_2 through the hy-drothermal reaction under the conditions of different temperatures, Si/Mg ratios and reaction time spans. The influence of different reaction conditions on the synthesis of chrysotile nanotubes was studied by means of infrared spectrometry, scanning electronic microscope and transmission electronic microscopy. The results show that the rate of the formation of nanotubes is determined by the Si/Mg ratio, the synthetic temperature and the reaction time. The synthetic chrysotile asbestos become relatively perfect under the conditions of high temperature, fairly long reaction time and Si/Mg ratio close to 0.68. The perfect synthetic conditions are thus achieved.

关键词

纤蛇纹石/水热反应/纳米管/合成

Key words

chrystiole/ hydrothermal reaction/ nanotubes/ synthesis

分类

机械制造

引用本文复制引用

马国华,彭同江,李明..水热条件对纤蛇纹石纳米管合成的影响研究[J].岩石矿物学杂志,2009,28(5):480-484,5.

基金项目

国家自然科学基金资助项目(40372030) (40372030)

岩石矿物学杂志

OA北大核心CSCDCSTPCD

1000-6524

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