NIFS-DATA-058

FULL TEXT (PDF, 992 KB)


Author(s):

J.G. Wang, M. Kato and T. Kato

Title:

Spectra of Neutral Carbon for Plasma Diagnostics

Date of publication:

Oct. 2000

Key words:

carbon atom , dielectronic recombination, special lines, plasma dignostics, population density, ionization, recombination, excitation

Abstract:

Recently, carbon pellet experiments have been perfomed on W-7AS and a few CI Iines have been observed in the situation of the pellet cloud from the cold dense plasma to hot ambient plasma [1] . In so large varied conditions, the collisional radiative (CR) model is needed to study the spectra. In this article, a CR model including 79 states with n leq 6 and I leq 4 is developed, and then the line spectra and line intensity ratios are evaluated in the ionizing and recombining plasma, respectively.

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