Angular distribution of sputtered Ge atoms by low keV Ar+ and Ne+ ion bombardment

被引:17
作者
Chini, TK [1 ]
Tanemura, M [1 ]
Okuyama, F [1 ]
机构
[1] NAGOYA INST TECHNOL,DEPT SYST ENGN,APPL PHYS LAB,SHOWA KU,NAGOYA,AICHI 466,JAPAN
关键词
D O I
10.1016/0168-583X(96)00366-7
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
We report the measurement on the angular distribution of material sputtered from Ge target bombarded with normally incident Ar+ and Ne+ ions at room temperature. The energy of the ions was varied from 0.6 keV to 4.0 keV. Sputter deposited material was collected on Al foils and subsequently analyzed by an electron probe micro analyzer (EPMA) to obtain the angular distribution. All the results were well-fitted by distributions of the form cos(n) theta with n varying from 1.25 to 1.63. In the present experiment Ne sputtering of germanium gives rise to strong over-cosine angular distribution of sputtered material in comparison to Ar sputtering.
引用
收藏
页码:387 / 391
页数:5
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