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Article Contents
- ABSTRACT
- 1.MOTIVATION AND OUTLINE
- 2.THE COMPLEX STRUCTURE OF THE ISM IN
GALAXY DISKS
- - Five Gas Phases
- - Additional Components of the ISM
- 3.KEY OBSERVATIONS OF THE GALACTIC ISM
- - The Molecular Medium (MM)
- - The Cold Neutral Medium (CNM)
- - The Warm Neutral Medium (WNM)
- - The Warm Ionized Medium (WIM)
- - The Hot Ionized Medium (HIM)
- - Observations of Dust
- - Observations of Cosmic Rays and Magnetic
Fields
- 4.THE ISM IN THE MILKY WAY HALO
- - The H I in the Halo
- - Warm and Hot Ionized Gas in the
Galaxy
- - The Galactic "Cirrus"
- - Cosmic Rays and B fields
- - Signs of Ongoimg Disk-Halo
Interactions
- 5.STAR FORMATION IN LATE-TYPE SPIRAL
GALAXIES
- - Starburst vs. Normal Galaxies
- 6.GASEOUS HALOS OF EXTERNAL SPIRAL
GALAXIES - MULTI - FREQUENCY OBSERVATIONS
- - Edge-On Starburst Galaxies
- - Edge-On Normal Spiral Galaxies
- - Galaxies with both Starburst and
Widespread SF
- - Starbursts and Active Galactic Nuclei
- - Irregular Galaxies
- - Quasar Absorption Line Studies
- - Disk-Halo Interactions in Face-On
Galaxies
- 7.THE OVERALL OBSERVATIONAL PICTURE
- - Which Spiral Galaxies Have Halos?
- 8.THEORETICAL MODELS OF THE ISM IN
GALAXIES
- - First Generation (Static) Models
- - More Refined (Dynamic) Models
- - Current Models
- - Heating Processes and Total Energy
Balance
- - Energy Scale and Size Scales
- - Environmental Influences
- - Temporal Variations
- 9.SUMMARY
- REFERENCES