Fluid dynamics in crystal growth: The good, the bad, and the ugly

被引:15
|
作者
Derby, Jeffrey J. [1 ]
机构
[1] Univ Minnesota, Dept Chem Engn & Mat Sci, 151 Amundson Hall,421 Washington Ave SE, Minneapolis, MN 55455 USA
基金
美国国家科学基金会;
关键词
fluid mechanics; crystal growth; convection; segregation; instabilities; TRAVELING MAGNETIC-FIELDS; VERTICAL GRADIENT FREEZE; POTASSIUM DIHYDROGEN PHOSPHATE; ACCELERATED CRUCIBLE-ROTATION; INTERFACE SHAPE; MASS-TRANSFER; BRIDGMAN GROWTH; VGF GROWTH; 3-DIMENSIONAL COMPUTATIONS; MORPHOLOGICAL STABILITY;
D O I
10.1016/j.pcrysgrow.2016.04.015
中图分类号
O7 [晶体学];
学科分类号
0702 ; 070205 ; 0703 ; 080501 ;
摘要
Fluid dynamics are important in processes that grow large crystals from a liquid phase. This paper presents a primer on fluid mechanics and convection, followed by a discussion of the physics and scaling of flows in such processes. Specific examples of fluid flows in crystal growth systems are presented and classified according to their impact on outcomes, good or bad. Turbulence in crystal growth is discussed within the limited extent of our understanding, which is incomplete, or ugly. (C) 2016 Elsevier Ltd. All rights reserved.
引用
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页码:286 / 301
页数:16
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