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Article Contents
- ABSTRACT
- 1.INTRODUCTION
- 2.EMISSION LINE DIAGNOSTICS
- 2.1.Overview
- 2.2.Origin of the Broad Emission Lines
- 2.3.Strategies for Abundance Work
- 2.4.Basics of Abundance Analysis
- 2.4.1.Collisionally-Excited Lines
- 2.4.2.Recombination Lines
- 2.4.3.Deriving Abundance Ratios
- 2.5.Photoionization Simulations
- 2.6.Abundance Diagnostics and Results
- 3.ABSORPTION LINE DIAGNOSTICS
- 3.1.Overview: Types of Absorption Lines
- 3.2.General Abundance Analysis
- 3.3.Broad Absorption Line Results
- 3.4.Narrow Absorption Line Results
- 4.GENERAL ABUNDANCE SUMMARY
- 5.ENRICHMENT SCENARIOS
- 5.1.Occam's Razor: The Case for Normal Galactic
Chemical Evolution
- 6.MORE INSIGHTS FROM GALACTIC CHEMICAL
EVOLUTION
- 6.1.The Galactic Mass-Metallicity Relation
- 6.2.Specific Abundance Predictions
- 6.3.Fe/alpha as a Clock
- 6.4.Nitrogen Abundances
- 7.IMPLICATIONS OF QSO ABUNDANCES
- 7.1.High-Redshift Star Formation
- 7.2.Fe/alpha : Timescales and Cosmology
- 7.3.Comparisons to Other Results
- 8.FUTURE PROSPECTS
- REFERENCES