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A systematic study of young multipolar planetary nebulae

Published online by Cambridge University Press:  30 August 2012

Chih-Hao Hsia  and
Sun Kwok
Chih-Hao Hsia
Affiliation:
Department of Physics, The University of Hong Kong, Pokfulam Road, Hong Kong, China email: xiazh@hku.hk; sunkwok@hku.hk
Sun Kwok
Affiliation:
Department of Physics, The University of Hong Kong, Pokfulam Road, Hong Kong, China email: xiazh@hku.hk; sunkwok@hku.hk
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Abstract

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We have analyzed the HST images of ten young planetary nebulae (PNe) and found them to possess multipolar structures. Concentric arcs and 2-D rings are also found in some objects.

Keywords

planetary nebulaegeneralstars: AGB and post-AGB

References

Hsia, C.-H., Kwok, S., Zhang, Y., Koning, N., & Volk, K. 2010, ApJ, 725, 173 CrossRefGoogle Scholar
Kwok, S. 2010, PASA, 27, 174 CrossRefGoogle Scholar
Sahai, R. 2000, ApJ, 537, L43 CrossRefGoogle Scholar