Hostname: page-component-cd9895bd7-8ctnn Total loading time: 0 Render date: 2024-12-25T16:01:52.773Z Has data issue: false hasContentIssue false

Zeeman splitting in OH megamasers

Published online by Cambridge University Press:  01 March 2007

Timothy Robishaw
Affiliation:
Department of Astronomy, University of California, Berkeley, CA 94720, USA
Carl Heiles
Affiliation:
Department of Astronomy, University of California, Berkeley, CA 94720, USA
Eliot Quataert
Affiliation:
Department of Astronomy, University of California, Berkeley, CA 94720, USA
Rights & Permissions [Opens in a new window]

Abstract

Core share and HTML view are not available for this content. However, as you have access to this content, a full PDF is available via the ‘Save PDF’ action button.

We detected significant Zeeman splitting in the 1667 MHz OH megamaser emission from four ultraluminous galaxies. These detections, in addition to being the first extragalactic detection of the Zeeman effect in an emission line, suggest that OH megamasers are excellent extragalactic magnetometers.

Type
Contributed Papers
Copyright
Copyright © International Astronomical Union 2008

References

Condon, J. J., Huang, Z.-P., Yin, Q. F., & Thuan, T. X. 1991, ApJ 378, 65CrossRefGoogle Scholar
Darling, J., & Giovanelli, R. 2002, AJ 124, 100CrossRefGoogle Scholar
Diamond, P. J., Lonsdale, C. J., Lonsdale, C. J., & Smith, H. E. 1999, ApJ 511, 178CrossRefGoogle Scholar
Downes, D., & Solomon, P. M. 1998, ApJ 507, 615CrossRefGoogle Scholar
Fish, V. L., Reid, M. J., Argon, A. L., & Menten, K. M. 2003, ApJ 596, 328CrossRefGoogle Scholar
Heiles, C., et al. 2001, PASP 113, 1274CrossRefGoogle Scholar
Heiles, C., & Troland, T. H. 2004, ApJS 151, 271CrossRefGoogle Scholar
Lonsdale, C. J., Lonsdale, C. J., Diamond, P. J., & Smith, H. E. 1998, ApJL, 493, L13+CrossRefGoogle Scholar
Randell, J., Field, D., Jones, K. N., Yates, J. A., & Gray, M. D. 1995, A&A 300, 659Google Scholar
Reid, M. J., & Moran, J. M. 1988, Astronomical masers (Galactic and Extragalactic Radio Astronomy), 255–294CrossRefGoogle Scholar
Rovilos, E., Diamond, P. J., Lonsdale, C. J., Lonsdale, C. J., & Smith, H. E. 2003, MNRAS 342, 373CrossRefGoogle Scholar
Thompson, T. A., Quataert, E., Waxman, E., Murray, N., & Martin, C. L. 2006, ApJ 645, 186CrossRefGoogle Scholar