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JOURNALS // Preprints of the Keldysh Institute of Applied Mathematics // Archive

Keldysh Institute preprints, 2022 057, 15 pp. (Mi ipmp3083)

Numerical study of radiating xenon plasma

A. A. Novikov, D. A. Kim, I. Yu. Vichev, A. D. Solomyannaya, A. S. Grushin, B. L. Iartsev


Abstract: In this paper numerical simulation of the spectral properties of xenon plasma is carried out for various parameters (temperature, density, pressure) within the framework of the Saha-Boltzmann approximation. For calculations, pre-prepared atomic databases with varying degrees of detail of ion states were used. The effect of ionization potential depression was taken into account. The spectral absorption coefficients and emissivity, as well as the spectral radiation energy flux for a homogeneous plasma in a spherically symmetric geometry, were obtained. The identification of strong spectral lines in the wavelength ranges of interest has been carried out.

Keywords: xenon plasma, radiation spectrum, Saha-Boltzmann approximation, ionization potential depression, numerical simulation.

DOI: 10.20948/prepr-2022-57



© Steklov Math. Inst. of RAS, 2024