Features of non-additive sputtering for various "molecular projectile-solid" systems

被引:3
作者
Belykh, SF [1 ]
Kovarsky, AP
Palitsin, VV
Adriaens, A
Adams, F
机构
[1] Univ Instelling Antwerp, Dept Chem, B-2610 Antwerp, Wilrijk, Belgium
[2] AF Ioffe Phys Tech Inst, St Petersburg 194021, Russia
关键词
atomic and molecular ion bombardment; ion-solid interaction; non-additive sputtering; secondary ion mass spectrometry;
D O I
10.1016/S0169-4332(02)00713-4
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
In the present work, a comparative study of non-additive sputtering of secondary positive ions from light and heavy targets bombarded by light atomic and molecular projectiles has been studied. It was discovered that, as compared with a light target, non-additive sputtering of a heavy target is increased strongly when the light molecular ions are used as projectiles. The increase of non-additive sputtering is explained by an effect of the back-scattered projectiles who transfer additional energy into the subsurface layers of the target. (C) 2002 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:122 / 125
页数:4
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