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蒙脱石晶体膨胀和收缩机理研究
引用本文:谭罗荣. 蒙脱石晶体膨胀和收缩机理研究[J]. 岩土力学, 1997, 18(3): 13-18
作者姓名:谭罗荣
作者单位:中国科学院武汉岩土力学研究所!430071
基金项目:国家自然科学基金!1880381
摘    要:
研究了不同种类和浓度电解质溶液调制的Ca-蒙脱和Na-蒙脱石试样的(001)晶面间距与电解质种类和浓度的关系,进而阐述了蒙脱石品体胀、缩的渗透压作用机理。该机理较以往的理论更好地解释试验观察到的现象。

关 键 词:蒙脱石晶体  胀缩特性  渗透压  机理

Study on Mechanism of Expansion and Shrinkage of the Montmorillonite Crystal
Tan Luorong. Study on Mechanism of Expansion and Shrinkage of the Montmorillonite Crystal[J]. Rock and Soil Mechanics, 1997, 18(3): 13-18
Authors:Tan Luorong
Abstract:
In the Paper, the relationship between the space d001 of Ca-, Na- Montmorillonite samples and the kinds and concentrations of salt solution in samples are studied, and the mechanism of osmotic pressure action on expansion and shrinkage of the Montmorillonite crystal are also presented, which can give a better explanation than other theories to the phenomena of expansion and shrinkage of crystal observed in lablotory tests.
Keywords:Montmorillonite  crystal  expansion and shrinkage  osmotic pressure  mechanism  
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