High-resolution spectra of bright central stars of bipolar planetary nebulae and the question of magnetic shaping

Lee, Ting-Hui; Stanghellini, Letizia; Ferrario, Lilia; Wickramasinghe, Dayal

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High-resolution spectra of bright central stars of bipolar planetary nebulae and the question of magnetic shaping

Date

2007

Authors

Lee, Ting-Hui

Stanghellini, Letizia

Ferrario, Lilia

Wickramasinghe, Dayal

Publisher

University of Chicago Press

Abstract

We present ESO New Technology Telescope high-resolution echelle spectroscopy of the central stars (CSs) of eight southern bipolar planetary nebulae (PNe) selected for their asymmetry. Our aim was to determine or place limits on the magnetic fields of the