Elastic fracture in driven media | |
C. W. Lung; S. G. Wang; Q. Y. Long | |
2000 | |
发表期刊 | Physica B-Condensed Matter
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ISSN | 0921-4526 |
卷号 | 279期号:1-3页码:139-141 |
摘要 | Fracture as one of the mechanical properties of materials is structurally dependent. Defects, defect assemblies, grain boundaries and sub-boundaries materials, modify the local stress intensity factors intensively. Brittle fracture prefers to confine itself to the grain boundary where the specific surface energy is lower than that in the grain. Again, transgranular cracking may occur on the crystal cleavage plane or planes where the local toughness is lowered by dislocation interaction and motion. This paper shows the complexity of the fractal dimension or roughness index of fractured surfaces in materials with metallographic structures or in inhomogeneous media. (C) 2000 Elsevier Science B.V. All rights reserved. |
部门归属 | chinese acad sci, inst met res, int ctr mat phys, shenyang 110015, peoples r china. abdus salam int ctr theoret phys, trieste, italy.;lung, cw (reprint author), chinese acad sci, inst met res, int ctr mat phys, shenyang 110015, peoples r china |
关键词 | Fracture Fractal Driven System Crack-propagation Dimension Surfaces Metals |
URL | 查看原文 |
WOS记录号 | WOS:000085314700039 |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://ir.imr.ac.cn/handle/321006/37127 |
专题 | 中国科学院金属研究所 |
推荐引用方式 GB/T 7714 | C. W. Lung,S. G. Wang,Q. Y. Long. Elastic fracture in driven media[J]. Physica B-Condensed Matter,2000,279(1-3):139-141. |
APA | C. W. Lung,S. G. Wang,&Q. Y. Long.(2000).Elastic fracture in driven media.Physica B-Condensed Matter,279(1-3),139-141. |
MLA | C. W. Lung,et al."Elastic fracture in driven media".Physica B-Condensed Matter 279.1-3(2000):139-141. |
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