Spatial and phase-resolved optical emission patterns in capacitively coupled radio-frequency plasmas

被引:10
作者
Nemschokmichal, Sebastian [1 ]
Dittmann, Kristian [1 ]
Meichsner, Juergen [1 ]
机构
[1] Ernst Moritz Arndt Univ Greifswald, Inst Phys, D-17487 Greifswald, Germany
关键词
argon; gas discharges; hydrogen; optical spectroscopy; oxygen; plasma measurements; plasma sheaths;
D O I
10.1109/TPS.2008.917171
中图分类号
O35 [流体力学]; O53 [等离子体物理学];
学科分类号
070204 ; 080103 ; 080704 ;
摘要
Phase-resolved optical emission spectroscopy, is a powerful tool to investigate the excitation mechanisms within the radio-frequency (RF) cycle of capacitively, coupled RF plasmas. In this paper, the optical emission of oxygen, hydrogen, and argon atoms is investigated over a wide range of process parameters. The spatially, (axial) and temporally, resolved spectroscopy, reveals four prominent emission patterns.
引用
收藏
页码:1360 / 1361
页数:2
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