PROBLEM OF THE STABILITY OF PYRAMIDAL STRUCTURES ON BOMBARDED COPPER SURFACES

被引:23
作者
AUCIELLO, O [1 ]
KELLY, R [1 ]
IRICIBAR, R [1 ]
机构
[1] MCMASTER UNIV,INST MAT RES,HAMILTON L8S 4M1,ONTARIO,CANADA
来源
RADIATION EFFECTS LETTERS | 1979年 / 43卷 / 02期
关键词
D O I
10.1080/00337577908226440
中图分类号
TL [原子能技术]; O571 [原子核物理学];
学科分类号
0827 ; 082701 ;
摘要
The morphological evolution of pyramids, developed on bombarded copper surfaces, as a function of consecutive doses of 12 keV Kr** plus ions from 2. 4 multiplied by 10**1**6 up to 3 multiplied by 10**1**9 ions/cm**2, has been studied. In disagreement with many previous studies, apparently based on a limited choice of doses which were sometimes not in sequence, the authors found that the pyramids disappeared at high enough doses. Pyramids are therefore not an equilibrium structure. 16 refs.
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页码:37 / 42
页数:6
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