Secondary-electron emission from a single-crystalline aluminum surface induced by multiply charged oxygen ions

被引:2
|
作者
Karmakar, P
Agarwal, P
Nabhiraj, PY
Bose, DK
Bhandari, RK
Ghose, D
机构
[1] Saha Inst Nucl Phys, Bidhan Nagar 700064, Kolkata, India
[2] Bhabha Atom Res Ctr, Ctr Variable Energy Cyclotron, Bidhan Nagar 700064, Kolkata, India
来源
PHYSICAL REVIEW A | 2001年 / 64卷 / 03期
关键词
D O I
10.1103/PhysRevA.64.034901
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Total electron yields and the most probable electron energy have been measured for impact of Oq+ (q = 1-7) ions at near-normal incidence on a clean Al(110) single-crystal target. The projectile velocities were varied in the range from 0.08 a.u. to 0.6 a.u. The contributions from potential emission (PE) and kinetic emission (KE) to the total yields have been studied. The results support the procedure described by Hughes et al. [Phys. Rev. Lett. 71, 291 (1993)] for the separation of PE from the total electron yield where the KE contribution is more prominent.
引用
收藏
页码:1 / 3
页数:3
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