Formation and evolution of grain structures in thin films

被引:17
作者
Bloomfield, MO [1 ]
Cale, TS [1 ]
机构
[1] Rensselaer Polytech Inst, Rensselaer Interconnects Hyperintegrat, Focus Ctr New York, Troy, NY 12180 USA
关键词
microstructure; thin film deposition; self-annealing; grain continuum; level set method; computer simulation; encapsulation;
D O I
10.1016/j.mee.2004.07.054
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We describe an approach to studying grain structure formation and evolution in polycrystalline thin films using a "grain continuum" representation of the solid. Formation and evolution of grain structure are tracked using level-set-based geometry software we call PLENTE. We demonstrate the approach using two processes; (1) vapor deposition and (2) grain boundary migration during curvature-driven coarsening. We employ several codes in concert to track the development of grains during deposition while accounting for reaction kinetics, ballistic transport, and re-emission of reactive species. (C) 2004 Elsevier B.V. All rights reserved.
引用
收藏
页码:195 / 204
页数:10
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