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heterogeneous nucleation是什么意思,heterogeneous nucleation的意思翻译、用法、同义词、例句

输入单词

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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