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马来酸氢十六酯(HHM)在过饱和溶液中的成核过程
引用本文:林树坤,熊巍,陈昱,陈菲,高绍康,陈建中.马来酸氢十六酯(HHM)在过饱和溶液中的成核过程[J].人工晶体学报,2004,33(4):516-519.
作者姓名:林树坤  熊巍  陈昱  陈菲  高绍康  陈建中
作者单位:福州大学化学化工学院,福州,350002
基金项目:国家自然科学基金,福建省自然科学基金
摘    要:本文研究了马来酸氢十六酯(HHM)在以甲苯为溶剂的过饱和溶液中的成核过程.测定了以诱导时间表示的成核速率.用经典的成核理论计算了固-液表面张力、成核自由能和临界成核半径.指出HHM晶体在甲苯为溶剂的过饱和溶液中的成核速率随着温度和过饱和比的提高而增大.溶剂的性质也将改变成核速率的大小.

关 键 词:马来酸氢十六酯  X射线分光晶体  均匀成核  成核速率  

Nucleation Process of Hexadecly Hydrogen Maleate(HHM) Crystals in Supersaturated Solution
Abstract.Nucleation Process of Hexadecly Hydrogen Maleate(HHM) Crystals in Supersaturated Solution[J].Journal of Synthetic Crystals,2004,33(4):516-519.
Authors:Abstract
Abstract:In this article, the nucleation process of hexadecly hydrogen maleate (HHM) crystals in supersaturated solution were studied and toluene was used as dissolvent. The nucleation rate indicated by inducement temporal hour was measured. Solid-liquid surface tension, nucleation free energy, critical nucleation radius were calculated according to classical nucleation theory. It can be presumed that the nucleation rate of HHM will increase with the rise of temperature and supersaturated ratio, when toluene used as dissolvent. And the property of dissolvent will change the nucleation rate.
Keywords:hexadecly hydrogen maleate  X-ray analyzer crystal  homogeneous nucleation  nucleation rate
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