UHV MICROSCOPY OF SURFACES

被引:13
作者
MARKS, LD [1 ]
AI, R [1 ]
BONEVICH, JE [1 ]
BUCKETT, MI [1 ]
DUNN, D [1 ]
ZHANG, JP [1 ]
JACOBY, M [1 ]
STAIR, PC [1 ]
机构
[1] NORTHWESTERN UNIV,CTR SURFACE RADIAT DAMAGE STUDIES,DEPT CHEM,EVANSTON,IL 60208
基金
美国国家科学基金会;
关键词
D O I
10.1016/0304-3991(91)90009-U
中图分类号
TH742 [显微镜];
学科分类号
摘要
Results are reported using UHV electron microscopy to determine the role of background gases in influencing surface damage experiments and on the gold (001) surface prepared by ion-beam cleaning/thinning and annealing. In maximum valence oxides the end product is a higher-symmetry oxide or metal in UHV, but in a non-UHV environment secondary reactions take place. No evidence is found for electronic damage of non-maximal valence oxides, only sputtering and electron-stimulated reactions. For the gold (001) surface we have reproduced conventional surface-science preparations using ion-beam cleaning and annealing to produce the known reconstructed hexagonal monolayer on the surface.
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页码:90 / 102
页数:13
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