EFFECT OF BAKEOUT TEMPERATURE ON THE ELECTRON AND ION INDUCED GAS DESORPTION COEFFICIENTS OF SOME TECHNOLOGICAL MATERIALS

被引:31
作者
ACHARD, MH [1 ]
CALDER, R [1 ]
MATHEWSON, A [1 ]
机构
[1] CERN,CH-1211 GENEVA 23,SWITZERLAND
关键词
D O I
10.1016/S0042-207X(79)80335-8
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The electron and ion induced neutral gas desorption coefficients at 1.4 keV have been measured for stainless steel, Inconel 600, Inconel 718, a titanium alloy, OFHC copper and an aluminium alloy after bakeout at temperatures ranging from 150 to 600°C. The surface composition was also determined by Auger spectroscopy after heating at various temperatures up to 1000°C. The similarity of the results from all the materials investigated was explained in terms of a porous surface oxide layer which provided a reservoir for desorbable gas. © 1979 Pergamon Press Ltd.
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页码:53 / 65
页数:13
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