Excitation Conditions in H II Regions in Spiral and Irregular Galaxies.

• 1 November 1963
• journal article
• Published by American Astronomical Society in The Astrophysical Journal
• Vol. 138, 945
• https://doi.org/10.1086/147697

Abstract

Keywords

• INTERACTIONS
• IONS
• NEON
• ELECTRIC POTENTIAL
• PLASMA
• OXYGEN
• IRREGULAR GALAXIES
• IONIZATION
• ELECTRONS
• SPACE
• ENERGY LEVELS
• HYDROGEN
• ASTROPHYSICS
• PHYSICS
• PHOTOELECTRIC EFFECT
• SPIRAL GALAXIES
• ELEMENTS
• STARS
• EXCITATION
• HEATING