Intensities of the resonance lines of neutral and ionized magnesium in stellar spectra
Journal Article
·
· Astrophysics (Engl. Transl.); (United States)
Empirical curves giving the dependence of the equivalent widths of the doublet 2800 Mg II and the line 2852 Mg I on the spectral class have been plotted. Some features of the behavior of these lines in the spectra of stars of the spectral classes A-K have been analyzed. The lines 2795 Mg II and 2852 Mg I have been used to determine the mean electron concentration n/sub e/(Mg) in the atmospheres of 87 stars of the spectral classes B8-K4.
- Research Organization:
- Erevan Polytechnic Institute, USSR
- OSTI ID:
- 5831224
- Journal Information:
- Astrophysics (Engl. Transl.); (United States), Journal Name: Astrophysics (Engl. Transl.); (United States) Vol. 25:2; ISSN ATPYA
- Country of Publication:
- United States
- Language:
- English
Similar Records
Interstellar magnesium absorption in the direction of four unreddened stars
Behavior of the Mg II doublet emissions near 2800 A observed in late-type giants
Behavior of the Mg II lines near 2800 A in A, B, and O stars
Journal Article
·
Sun Nov 30 23:00:00 EST 1975
· Astrophys. J., Lett., v. 202, no. 2, pp. L91-L95
·
OSTI ID:4056967
Behavior of the Mg II doublet emissions near 2800 A observed in late-type giants
Conference
·
Thu Jul 01 00:00:00 EDT 1976
· Astrophys. J.; (United States)
·
OSTI ID:7350963
Behavior of the Mg II lines near 2800 A in A, B, and O stars
Journal Article
·
Fri Dec 31 23:00:00 EST 1976
· Publ. Astron. Soc. Pac.; (United States)
·
OSTI ID:5110906
Related Subjects
640102* -- Astrophysics & Cosmology-- Stars & Quasi-Stellar
Radio & X-Ray Sources
71 CLASSICAL AND QUANTUM MECHANICS
GENERAL PHYSICS
ABSORPTION SPECTRA
ALKALINE EARTH METALS
ATMOSPHERES
CHARGED PARTICLES
CLASSIFICATION
COSMIC ELECTRONS
COSMIC RADIATION
ELECTROMAGNETIC RADIATION
ELECTRON DENSITY
ELECTRONS
ELEMENTARY PARTICLES
ELEMENTS
EMISSION SPECTRA
ENERGY-LEVEL TRANSITIONS
EQUILIBRIUM
FERMIONS
GIANT STARS
IONIZING RADIATIONS
IONS
LEPTONS
LINE WIDTHS
LTE
LUMINOSITY
MAGNESIUM
MAGNESIUM IONS
MAIN SEQUENCE STARS
MATHEMATICAL MODELS
METALS
NEAR ULTRAVIOLET RADIATION
OPTICAL PROPERTIES
PHYSICAL PROPERTIES
RADIATIONS
RESONANCE
SPECTRA
STAR MODELS
STARS
STELLAR ATMOSPHERES
ULTRAVIOLET RADIATION
ULTRAVIOLET SPECTRA
WAVELENGTHS
Radio & X-Ray Sources
71 CLASSICAL AND QUANTUM MECHANICS
GENERAL PHYSICS
ABSORPTION SPECTRA
ALKALINE EARTH METALS
ATMOSPHERES
CHARGED PARTICLES
CLASSIFICATION
COSMIC ELECTRONS
COSMIC RADIATION
ELECTROMAGNETIC RADIATION
ELECTRON DENSITY
ELECTRONS
ELEMENTARY PARTICLES
ELEMENTS
EMISSION SPECTRA
ENERGY-LEVEL TRANSITIONS
EQUILIBRIUM
FERMIONS
GIANT STARS
IONIZING RADIATIONS
IONS
LEPTONS
LINE WIDTHS
LTE
LUMINOSITY
MAGNESIUM
MAGNESIUM IONS
MAIN SEQUENCE STARS
MATHEMATICAL MODELS
METALS
NEAR ULTRAVIOLET RADIATION
OPTICAL PROPERTIES
PHYSICAL PROPERTIES
RADIATIONS
RESONANCE
SPECTRA
STAR MODELS
STARS
STELLAR ATMOSPHERES
ULTRAVIOLET RADIATION
ULTRAVIOLET SPECTRA
WAVELENGTHS