Ionized helium in quiescent prominences. II. Ionization equilibrium.
Abstract
The ionization equilibrium for a five-level helium ion was considered. The equations of ionization balance, steady state and radiation transfer were solved. The depth variations as well as the degree of ionization and its variation with temperature have been calculated.
- Publication:
-
Kinematika i Fizika Nebesnykh Tel
- Pub Date:
- August 1989
- Bibcode:
- 1989KFNT....5...54M
- Keywords:
-
- Gas Ionization;
- Helium Ions;
- Protuberances;
- Solar Physics;
- Emission Spectra;
- Helium Atoms;
- Line Spectra;
- Radiative Transfer;
- Solar Physics;
- Solar Prominences: Helium;
- Solar Prominences: Ionization