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math, physics, and chemistry
>
Expansion of membrane
expanded film
不溶物单分子膜的一种状态。此膜本质上是液态的,但压缩系数比正常液体大得多,故又称液态
扩张膜
。朗缪尔认为该膜为薄双重膜,成膜分子碳氢链间可看作液相,下部在水中的亲水基团保留气态膜的性质。