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The Polarization Structure of Centaurus A

Published online by Cambridge University Press:  19 July 2016

Jack O. Burns  and
David A. Clarke
Jack O. Burns
Affiliation:
Institute for Astrophysics University of New Mexico Albuquerque, NM 87131 USA
David A. Clarke
Affiliation:
Institute for Astrophysics University of New Mexico Albuquerque, NM 87131 USA

Abstract

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New VLA observations have revealed sharp gradients in both the depolarization and rotation measure in the lobes of Cen A. We attribute these jumps to a foreground screen in the southern lobe, and to the passage of the jet through a shock in a Malin shell in the northern lobe.

Type
9. Magnetic Fields in the Galactic Environment, Galaxy Clusters and Intergalactic Medium
Information
Symposium - International Astronomical Union , Volume 140: Galactic and Intergalactic Magnetic Fields , 1990 , pp. 469 - 471
Copyright
Copyright © Kluwer 1990 

References

Burns, J., Feigelson, E., and Schreier, E. (1983) ‘The Inner Radio Structure of Centaurus À: Clues to the Origin of the Jet X-ray Emission’, Ap.J. 273, 128–153.Google Scholar
Gopal-Krishna, and Saripalli, L. (1984) ‘Possible Relationship Between the Radio and Optical Structures Associated with the Active Galaxy Oentaurus A’, Astron. Astrophys., 141, 61–66.Google Scholar
Norman, M., Burns, J., and Sulkanen, M. (1988) ‘Disruption of Galactic Radio Jets by Shocks in the Ambient Medium’, Nature. 335, 146–149.Google Scholar