INFLUENCE OF RADIATIVE ABSORPTION ON ESTABLISHMENT OF LOCAL THERMODYNAMIC EQUILIBRIUM

被引:19
作者
DRAWIN, HW
机构
[1] Département de la Physique du Plasma et de la Fusion, Contrôlée Centre d'Etudes Nucléaires, Fontenay-Roses
来源
ZEITSCHRIFT FUR NATURFORSCHUNG PART A-ASTROPHYSIK PHYSIK UND PHYSIKALISCHE CHEMIE | 1969年 / A 24卷 / 10期
关键词
D O I
10.1515/zna-1969-1005
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
By solving the coupled system of collisional-radiative rate equations for a homogeneous and steady-state plasma as a function of the radiative excitation rates one obtains the population densities of the ground and of the excited levels for any given degree of reabsorption. One finds that in hydrogen plasmas which are completely optically opaque towards all Lyman lines and partially optically opaque towards Hα the equilibrium populations will not be established for electron densities below 1 x 1016 cm-3. © 1969, Walter de Gruyter. All rights reserved.
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页码:1492 / +
页数:1
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