A THERMAL ELASTIC MODEL FOR DIRECTIONAL CRYSTAL GROWTH WITH WEAK ANISOTROPY | |
Wu, Jinbiao ; Bohun, C. Sean ; Huang, Huaxiong | |
2008 | |
关键词 | crystal growth asymptotic expansion anisotropy facet formation thermal stress Czochralski technique CZOCHRALSKI GROWTH THERMOELASTIC STRESSES SINGLE-CRYSTAL |
英文摘要 | In this paper we present a semi-analytical thermal stress solution for directional growth of type III-V compounds with small lateral heat flux and weak anisotropy. Both geometric and material anisotropy are considered, and our solution can be applied to crystals grown by various growth techniques such as the Czochralski (Cz) method. The semi-analytical nature of the solution allows us to compute thermal stress in crystals with weak anisotropic effects much more efficiently, compared to a full 3D simulation. Examples are given for crystals pulled in a variety of seed orientations. Our results show that the geometric effect is the dominant one while the effect of material anisotropy on thermal stress is secondary.; http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcApp=PARTNER_APP&SrcAuth=LinksAMR&KeyUT=WOS:000260847700014&DestLinkType=FullRecord&DestApp=ALL_WOS&UsrCustomerID=8e1609b174ce4e31116a60747a720701 ; Mathematics, Applied; SCI(E); EI; 1; ARTICLE; 1; 283-304; 69 |
语种 | 英语 |
出处 | EI ; SCI |
出版者 | siam journal on applied mathematics |
内容类型 | 其他 |
源URL | [http://hdl.handle.net/20.500.11897/314922] |
专题 | 数学科学学院 |
推荐引用方式 GB/T 7714 | Wu, Jinbiao,Bohun, C. Sean,Huang, Huaxiong. A THERMAL ELASTIC MODEL FOR DIRECTIONAL CRYSTAL GROWTH WITH WEAK ANISOTROPY. 2008-01-01. |
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