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H2 Emission from External Galaxies
Published online by Cambridge University Press: 07 August 2017
Abstract
2 μm spectroscopic observations by many authors have revealed significant rotation-vibrational H2 emission is widespread from starburst to bare nucleus galaxies. Near-IR H2 emission lines can arise from various excitation sources: UV radiation by hot stars, shock excitation by supernova remnants or AGN driven winds, and UV/X-ray radiation by an AGN. In this review recent data will be compared with such H2 excitation models.
- Type
- External Galaxies
- Information
- Symposium - International Astronomical Union , Volume 150: Astrochemistry of Cosmic Phenomena , 1992 , pp. 103 - 107
- Copyright
- Copyright © Kluwer 1992