The DOI matches its Crossref record; 17 of the 17 references it cites were found in a registry or an index.
Bipolar Hypershell Galactic Center Starburst Model: Further Evidence from ROSAT Data and New Radio and X‐Ray Simulations
Open accessAbstract
Using the all-sky ROSAT soft X-ray and 408 MHz radio continuum data, we show that the North Polar Spur (NPS) and its western and southern counterspurs draw a giant dumbbell shape necked at the Galactic plane. We interpret these features as due to a shock front originating from a starburst 15 million years ago with a total energy of the order of ~10 56 ergs or 10 5 Type II supernovae. We simulate all-sky distributions of radio continuum and soft X-ray intensities based on the bipolar hypershell Galactic center starburst model. The simulations can well reproduce the radio NPS and related spurs, as well as radio spurs in the tangential directions of spiral arms. Simulated X-ray maps in the 0.25, 0.75, and 1.5 keV bands reproduce the ROSAT X-ray NPS, its western and southern counterspurs, and the absorption layer along the Galactic plane. We propose to use the ROSAT all-sky maps to probe the physics of gas in the halo-intergalactic interface, and to directly date and measure the energy of a recent Galactic center starburst.
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“The energy requirement for the X-shaped region is ∼ 10 55 erg (Bland-Hawthorn & Cohen 2003), about an order of magnitude smaller than the required energy of ∼ 10 56 erg for the eROSITA bubbles (Sofue 2000; Kataoka et al. 2013; Predehl et al. 2021).”
From The Fermi/eROSITA bubbles: a look into the nuclear outflow from the Milky Way (2024) · cites this paper as Sofue 2000
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Cites
Interstellar photoelectric absorption cross sections, 0.03-10 keV
Morrison, R., & McCammon, D. (1983) · The Astrophysical Journal · doi:10.1086/161102 · Cited by 1,755
On the nature and implications of starburst-driven galactic superwinds
Heckman, T. M., Armus, L., & MILEY, G. K. (1990) · The Astrophysical Journal Supplement Series · doi:10.1086/191522 · Cited by 1,158
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ROSAT Survey Diffuse X‐Ray Background Maps. II.
Snowden, S. L., Egger, R., Freyberg, M. J., McCammon, D., Plucinsky, P. P., Sanders, W. T., Schmitt, J. H. M. M., Trumper, J., & Voges, W. (1997) · The Astrophysical Journal · doi:10.1086/304399 · Cited by 602 · cited 10×
“Snowden et al. (1997) have further noticed cylindrical features in the R45 and R67 (1.5 keV) band maps, which emerge from the central Galactic disk toward the halo.”
BackgroundMethodInfluentialAtlas of Galactic Neutral Hydrogen
Hartmann, D., Burton, W. B., & Kerr, F. J. (1998) · Physics Today · doi:10.1063/1.882290 · Cited by 425
On the nature of the dark mass in the centre of the Milky Way
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The soft X-ray diffuse background
McCammon, D., Burrows, D. N., Sanders, W. T., III, & Kraushaar, W. L. (1983) · The Astrophysical Journal · doi:10.1086/161024 · Cited by 232
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The nuclear superbubble of NGC 3079
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Flagged first, then by citations
Research works printed but not linked: 17
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- Egger, R. 1993, Ph.D. thesis, Univ. Munich
- Egger R. J., 1995, A&A, 294, L25
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Items 101–102 of 102
Fermi/eROSITA bubbles as relics of the past activity of the galaxy’s central black hole
Yang, H.-Y. K. (2024) · International Journal of Modern Physics D · doi:10.1142/s0218271825400048
Detection of polarized Fermi-bubble synchrotron and dust emission
Keshet, U. (2024) · Journal of High Energy Astrophysics · doi:10.1016/j.jheap.2024.12.010
Metadata
- Authors
- Sofue, Y.
- Affiliations
- The University of Tokyo (JP)
- Corresponding author
- Sofue, Yoshiaki
- ORCID
- Sofue, Yoshiaki
- Venue
- The Astrophysical Journal
- Publisher
- American Astronomical Society
- Published
- 2000-09
- Volume
- 540
- Issue
- 1
- Pages
- 224-235
- ISSN
- 0004-637X (ISSN-L)
- 1538-4357
- OpenAlex
- W2050914817
- Cited by
- 102
- References
- 17
- Citations by year
- 2025: 2 · 2024: 8 · 2023: 7 · 2022: 6 · 2021: 5 · 2020: 8 · 2019: 3 · 2018: 7 · 2017: 5 · 2016: 6 · 2015: 7 · 2014: 7 · 2013: 5 · 2012: 3
- FWCI
- 2.68
- Type
- journal article
- Language
- en
- Open access
- bronze
- doi.org
- Locations
- The Astrophysical Journal (publishedVersion)
- arXiv (Cornell University) (submittedVersion)
- CERN Document Server (European Organization for Nuclear Research) (submittedVersion)
- arXiv (Cornell University)
- Funders
- National Aeronautics and Space Administration
- Topics
- Physical Sciences › Physics and Astronomy › Nuclear and High Energy Physics › Astrophysics and Cosmic Phenomena
- Physical Sciences › Physics and Astronomy › Astronomy and Astrophysics › Astrophysical Phenomena and Observations
- Physical Sciences › Physics and Astronomy › Astronomy and Astrophysics › Astrophysics and Star Formation Studies
- Keywords
- North Polar Spur, shock front, Type II supernovae, radio continuum emission, Galactic halo
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