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上海理工大学动力工程学院,上海,200093
Published:2004
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Study on Nucleation and Growth Mechanism of Snow Crystal[J]. Journal of refrigeration, 2004, (3).
DOI:
Study on Nucleation and Growth Mechanism of Snow Crystal[J]. Journal of refrigeration, 2004, (3). DOI: 10.3969/j.issn.0253-4339.2004.03.010.
在自然界
雪晶的形成是一个非常复杂的过程
要经历成核、生长、融并等阶段.探索雪晶的成核和生长机理对人工造雪技术的发展具有重要的作用.雪晶的形态是由冰晶的晶格结构和雪晶的生长环境所决定的.通过对均相成核和异相成核过程中自由能变化的分析
确定了晶核形成所需的临界半径和成核势垒
为研究晶核的形成过程提供了理论依据.依据雪晶质量生长率与水蒸汽通量之间的关系
从理论上明确了各种雪晶形态与生长速率之间的规律.
Innature
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