Temperature variations and non-photoionization heating in the warm ionized medium of galaxies
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| Format: | Artículo científico |
| Sprache: | en |
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Universidad Nacional Autónoma de México
2000
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| _version_ | 1876430585845514240 |
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| author | S. L. Tufte |
| author_facet | S. L. Tufte |
| contents | Temperature variations and non-photoionization heating in the warm ionized medium of galaxies S. L. Tufte R. J. Reynolds L. M. Haffner Física, Astronomía y Matemáticas GALAXY: HALO H II REGIONS ISM: GENERAL GALAXIES: ISM Optical emission lines observed in the gaseous halo of the Milky Way andother galaxies suggest the existence of a supplemental heat source|in addition tophotoionization|that increases the electron temperature in regions of low density.Such heat sources are in fact predicted to exit in the interstellar medium. Forexample, both the dissipation of turbulence through ion-neutral dampening andphotoelectric heating by small grains could heat the warm ionized medium in theMilky Way at the rate of about 10 2000 artículo científico 0185-1101 https://www.redalyc.org/articulo.oa?id=57100964 en http://www.redalyc.org/revista.oa?id=571 Revista Mexicana de Astronomía y Astrofísica application/pdf Universidad Nacional Autónoma de México Revista Mexicana de Astronomía y Astrofísica (México) Vol.9 |
| format | Artículo científico |
| id | redalyc_57100964 |
| institution | Redalyc |
| language | en |
| publishDate | 2000 |
| publisher | Universidad Nacional Autónoma de México |
| spellingShingle | Temperature variations and non-photoionization heating in the warm ionized medium of galaxies S. L. Tufte Física, Astronomía y Matemáticas GALAXY: HALO H II REGIONS ISM: GENERAL GALAXIES: ISM Temperature variations and non-photoionization heating in the warm ionized medium of galaxies S. L. Tufte R. J. Reynolds L. M. Haffner Física, Astronomía y Matemáticas GALAXY: HALO H II REGIONS ISM: GENERAL GALAXIES: ISM Optical emission lines observed in the gaseous halo of the Milky Way andother galaxies suggest the existence of a supplemental heat source|in addition tophotoionization|that increases the electron temperature in regions of low density.Such heat sources are in fact predicted to exit in the interstellar medium. Forexample, both the dissipation of turbulence through ion-neutral dampening andphotoelectric heating by small grains could heat the warm ionized medium in theMilky Way at the rate of about 10 2000 artículo científico 0185-1101 https://www.redalyc.org/articulo.oa?id=57100964 en http://www.redalyc.org/revista.oa?id=571 Revista Mexicana de Astronomía y Astrofísica application/pdf Universidad Nacional Autónoma de México Revista Mexicana de Astronomía y Astrofísica (México) Vol.9 |
| title | Temperature variations and non-photoionization heating in the warm ionized medium of galaxies |
| topic | Física, Astronomía y Matemáticas GALAXY: HALO H II REGIONS ISM: GENERAL GALAXIES: ISM |
| url | https://www.redalyc.org/articulo.oa?id=57100964 |