文章详细信息 关键词： 谷氨酸;;结晶;;介稳区 [gap=855]Keywords: Glutamic acid, Crystalization, Metastable zone
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Metastable zone width 介稳区宽度
metastable zone widths 亚稳区宽度
growth metastable zone 生长亚稳区
crystallizing metastable zone 结晶介稳区
the third metastable zone 第亚稳区
metastable zone widths a 亚稳区宽度
Firstly, the metastable zone width was measured through experiments and predicted by theoretical computation respectively. The results of the two methods were comparable and could provide a criterion for the control of the supersaturation in the industrial crystallization.
本文首先用实验测定了杀虫单结晶体系的介稳区宽度，并在此基础上针对有机高粘度、扩散控制的结晶过程进行了介稳区宽度的理论计算，两者结果较为接近，说明此计算方法是可行的，能够为工业结晶提供一个可靠的过饱和度范围。
参考来源 - 杀虫单结晶过程研究The crystal growth experiments were performed, the main works can be summarized as follows:①The conception and theoretic calculation about metastable zone and solubility of KDP were introduced. The experiments measuring the solubility and metastable zone width were carried out.
本论文通过KDP晶体的生长实验,主要做了以下几个方面的工作:①介绍了KDP溶液亚稳区和溶解度的概念以及相关理论计算,在此基础上进行了KDP溶解度和溶液亚稳区宽度的测定实验,测出了不同pH值条件下KDP的溶解度曲线和溶液的亚稳区。
参考来源 - KDP溶液稳定性及晶体生长的实验研究The influence of power ultrasond on the solventing-out crystallization of andrographolide was investigated. The effect of ultrasound on homogeneous nucleation was studied by measuring the induction time and metastable zone width,the main size and shape of results crystal.
将超声波引入穿心莲内酯溶析结晶过程中,考察功率超声波对诱导期、介稳区、晶体粒度和品型的影响,研究结果表明在超声波的作用下穿心莲内酯在乙醇水溶液中结晶诱导期缩短,介稳区宽度明显变窄,经分析,超声波在溶液中传播时引起的振动和能量变化加速了晶核的形成,空化产生的射流作用又使得滞留层变薄,降低了成核阻力。
参考来源 - 功率超声在溶析结晶中的应用·2,447,543篇论文数据，部分数据来源于NoteExpress
The metastable zone is narrowed, and the crystal growth rate is increased in the presence of calcium acetate as an impurity.
醋酸钙杂质的存在使木糖溶液介稳区变窄，晶体生长速率加快。
The metastable zone was measured by laser method and the effects of cooling rate and agitation speed were investigated experimentally.
采用激光法测定了甘氨酸的结晶介稳区，并分别考察了降温速率和搅拌速率对其介稳性质的影响；
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