heterogeneous nucleation是什么意思,heterogeneous nucleation的意思翻译、用法、同义词、例句
常用词典
[晶体] 异相成核
例句
Stirring of substrates may accelerate the heterogeneous nucleation and growth of the melt.
衬底的搅拌可加速熔体的非自发成核和长大。
Effect of melting temperatures on heterogeneous nucleation of polypropylene (PP) nucleated with different nucleating agents was investigated by DSC.
用DSC研究了熔融温度对不同类型成核剂成核PP的异相成核作用的稳定性的影响。
Continuous nucleation model was used to describe heterogeneous nucleation of the liquid metal.
在模拟过程中,采用连续形核的方法处理液态金属的异质形核现象。
The results show:1)Formation scaling is formed in the repeated heterogeneous phase nucleation and crystal growth. The crystal can grow both in pores and at throats.
研究结果表明:1油层结垢是在多次的异相成核—晶体生长过程形成的,晶体生长在孔隙中和喉道处均可发生;
During the treatment process of flue gas, heavy metal was concentrated in fly ash by the way of homogeneous nucleation and heterogeneous deposition.
在尾气处理过程中,重金属以均匀核化、异相沉积等方式从烟气浓缩到飞灰中。
The coupling analyses by DSC and polarized light microscopy proved the nucleation in the multiple crystallization was heterogeneous.
DSC和偏光显微联用分析发现,所有峰对应的结晶都是异相成核。
It was found in the experiment that the glass fiber (GF) has the function of heterogeneous nucleation for polypropylene (PP) and improves the crystalline morphology of PP.
试验表明,玻璃纤维(GF)对聚丙烯(PP)起异相成核作用,改变聚丙烯的结晶形态;
Continuous nucleation model is applied to describe heterogeneous nucleation in liquid metal.
采用连续形核模型来描述液相中的自发形核。
Based on the cellular automata technique, the heterogeneous nucleation model, dendrite growth model and random nucleation model are used to simulate the formation of equiaxed and columnar dendrite.
通过引入异质形核模型、枝晶生长模型、几率形核基底模型,借鉴单元自动生长机制,仿真了等轴晶、柱状晶组织形成的过程。
A continuous nucleation model was used to deal with the heterogeneous nucleation of a liquid metal.
采用连续形核的方法处理液态金属的异质形核现象。
A small quantity of fly ash can play a role in the heterogeneous nucleation, but increasing the filled quantity can change the crystallization form of PP.
少量粉煤灰可起到异相成核的作用,填充量的增加会改变PP的结晶形态;
It was concluded that the synthesis process of the LDHs films was heterogeneous nucleation.
研究认为,该薄膜的生长是一个异相成核的过程。
The results showed the addition of zeolite resulted in heterogeneous nucleation crystallization of PP, and improved the crystallinity of PP;
结果表明,沸石的引入使PP产生了异相成核结晶,结晶度提高;沸石质量分数为3%时,复合材料体系结晶较为完善;
Heterogeneous nucleation may take place at significantly lower supersaturations than homogeneous nucleation.
多相成核能在比均相成核低很多的过饱和状态下发生。
网络扩展资料
单词heterogeneous nucleation分别由两个单词组成,其中heterogeneous意为“异质的”,nucleation意为“成核”。在科学领域中,heterogeneous nucleation通常用来描述物质从气态或溶液态转变为固态的过程中,固体表面上的异质核心(如灰尘、小颗粒等)作为成核点,引发化学反应或能量释放的过程。
例句
- 英文例句:The presence of foreign particles can promote heterogeneous nucleation.
- 中文例句:外部杂质的存在可以促进异质成核。
用法
Heterogeneous nucleation常用于科学领域的研究,特别是在材料科学、物理化学等领域。它通常是指在化学反应或物质相变过程中,异质的固体表面提供成核点,促使反应或相变的发生。
解释
Heterogeneous nucleation是物质从气态或溶液态转变为固态的过程中,与homogeneous nucleation相对应的概念。Homogeneous nucleation是指在没有异质核心的情况下,物质自发地形成固体晶体的过程。相比之下,heterogeneous nucleation更容易发生,因为异质核心可以作为成核点,吸引周围的分子或离子,从而引发反应或相变。
近义词
- Surface nucleation:表面成核
- Heterogeneous catalysis:异质催化
反义词
- Homogeneous nucleation:均质成核
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