STARK-PROFILE CALCULATIONS FOR RESONANCE LINES OF HELIUMLIKE ARGON IN DENSE-PLASMAS

被引:34
作者
GRIEM, HR [1 ]
BLAHA, M [1 ]
KEPPLE, PC [1 ]
机构
[1] USN, RES LAB, DIV PLASMA PHYS, WASHINGTON, DC 20375 USA
来源
PHYSICAL REVIEW A | 1990年 / 41卷 / 10期
关键词
D O I
10.1103/PhysRevA.41.5600
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The photon energy distributions of the first three resonance lines of heliumlike argon broadened by the local fields of both ions and electrons are calculated for dense H, D, or T plasmas containing small amounts of argon. The electron collisions are treated by an impact theory allowing for both widths and shifts in the distorted-wave approximation to all significant orders of the multipole expansion for the electron-radiator interaction. Ion effects are treated in the quasistatic approximation for dipole interactions between ions and radiators. These interactions between states of a given principal quantum number are calculated in the intermediate-coupling representation, using ion-field-strength distribution functions calculated by Boercker with the method of Iglesias et al [Phys. Rev. A 28, 1667 (1983)]. The profiles obtained were corrected for thermal Doppler broadening and also for ion-dynamical effects according to Stamm et al. [Phys. Rev. A 34, 4144 (1986)]. © 1990 The American Physical Society.
引用
收藏
页码:5600 / 5609
页数:10
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