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CrystalGrower: a generic computer program for Monte Carlo modelling of crystal growth
Chemical Science ( IF 8.4 ) Pub Date : 2020-11-18 , DOI: 10.1039/d0sc05017b
Adam R Hill 1 , Pablo Cubillas 1 , James T Gebbie-Rayet 1 , Mollie Trueman 1 , Nathan de Bruyn 1 , Zulaikha Al Harthi 1 , Rachel J S Pooley 1, 2 , Martin P Attfield 1 , Vladislav A Blatov 3, 4 , Davide M Proserpio 3, 5 , Julian D Gale 6 , Duncan Akporiaye 7 , Bjørnar Arstad 7 , Michael W Anderson 1, 6
Affiliation  

A Monte Carlo crystal growth simulation tool, CrystalGrower, is described which is able to simultaneously model both the crystal habit and nanoscopic surface topography of any crystal structure under conditions of variable supersaturation or at equilibrium. This tool has been developed in order to permit the rapid simulation of crystal surface maps generated by scanning probe microscopies in combination with overall crystal habit. As the simulation is based upon a coarse graining at the nanoscopic level features such as crystal rounding at low supersaturation or undersaturation conditions are also faithfully reproduced. CrystalGrower permits the incorporation of screw dislocations with arbitrary Burgers vectors and also the investigation of internal point defects in crystals. The effect of growth modifiers can be addressed by selective poisoning of specific growth sites. The tool is designed for those interested in understanding and controlling the outcome of crystal growth through a deeper comprehension of the key controlling experimental parameters.

中文翻译:

CrystalGrower:用于晶体生长蒙特卡罗建模的通用计算机程序

描述了一种蒙特卡罗晶体生长模拟工具CrystalGrower,它能够在可变过饱和或平衡条件下同时模拟任何晶体结构的晶体习性和纳米级表面形貌。开发此工具是为了快速模拟通过扫描探针显微镜结合整体晶体习性生成的晶体表面图。由于模拟基于纳米级的粗粒化特征,例如低过饱和或欠饱和条件下的晶体圆化,因此也可以忠实再现。水晶种植者允许将螺旋位错与任意 Burgers 向量结合起来,也可以研究晶体中的内部点缺陷。生长调节剂的影响可以通过特定生长位点的选择性中毒来解决。该工具专为那些有兴趣通过更深入地理解关键控制实验参数来理解和控制晶体生长结果的人而设计。
更新日期:2020-11-27
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