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Related papers: Magellanic Clouds Planetary Nebulae: an updated vi…

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Planetary Nebulae (PNs) in the Magellanic Clouds offer the unique opportunity to study both the population and evolution of low- and intermediate-mass stars, in an environment that is free of the distance scale bias and the differential…

Astrophysics · Physics 2007-05-23 Letizia Stanghellini

Magellanic Cloud Planetary Nebulae (PNs) offer insight of both the population and evolution of low- and intermediate-mass stars, in environments that are free of the distance bias and the differential reddening that hinder the observations…

Astrophysics · Physics 2007-05-23 Letizia Stanghellini

Planetary Nebulae (PNe) have been used satisfactory to test the effects of stellar evolution on the Galactic chemical environment. Moreover, a link exists between nebular morphology and stellar populations and evolution. We present the…

Astrophysics · Physics 2016-01-27 Letizia Stanghellini

In this review we address the progress that has been made toward the understanding the population of Magellanic Cloud planetary nebulae since the last Magellanic Cloud Symposium. Planetary nebulae in the Clouds are not only important as key…

Astrophysics · Physics 2009-11-13 Letizia Stanghellini

Studies of the relationship between planetary nebula morphology and the evolution of the central stars has long suffered from uncertainties in distance determinations, and from the bias of interstellar absorption, that are typical for…

Astrophysics · Physics 2007-05-23 L. Stanghellini , R. A. Shaw , J. C. Blades , B. Balick

The recent HST optical images, and the optical and ultraviolet spectra, of Magellanic planetary nebulae (PNe), together with the large data-base that has been collected in the past decade, allows unprecedented insight in the evolution of…

Astrophysics · Physics 2007-05-23 Letizia Stanghellini

Planetary Nebulae (PNe) in the Large Magellanic Cloud (LMC) offer the unique opportunity to study both the Population and evolution of low- and intermediate-mass stars, by means of the morphological type of the nebula. Using observations…

Astrophysics · Physics 2009-10-31 Letizia Stanghellini , Richard A. Shaw , Bruce Balick , J. Chris Blades

This review contains: (1) the scientific motivations for studying Planetary Nebulae in the Magellanic Clouds; (2) a review of this field of study, from the origins to the most recent results, focusing on the papers that have been published…

Astrophysics · Physics 2007-05-23 Letizia Stanghellini

Planetary nebulae (PNe) exist in a range of different morphologies, from very simple and symmetric round shells, to elliptical, bipolar, and even quadrupolar shapes. They present extremely complex ensembles of filaments, knots, ansae, and…

Astrophysics · Physics 2009-10-31 Letizia Stanghellini

Planetary nebulae (PN) are an essential tool in the study of the chemical evolution of the Milky Way and galaxies of the Local Group, particularly the Magellanic Clouds. In this work, we present some recent results on the determination of…

Astrophysics · Physics 2008-08-14 W. J. Maciel , R. D. D. Costa , T. E. P. Idiart

The determination of accurate chemical abundances of planetary nebulae (PN) in different galaxies allows us to obtain important constraints of chemical evolution models for these systems. We have a long term program to derive abundances in…

Cosmology and Nongalactic Astrophysics · Physics 2009-04-17 W. J. Maciel , R. D. D. Costa , T. E. P. Idiart

Planetary nebulae (PNe) have three main components: a central star (CS), ionised gas and dust in the nebula. Each of them contains critical chemical fingerprints of their evolution, serving as tracers of the evolution, nucleosynthesis and…

Planetary nebulae (PN) represent the evolutionary fate of the asymptotic giant branch (AGB) stellar envelopes, thus are ideally suited to study the chemical impact of AGB stars. Stellar evolution predict elemental enrichment through the AGB…

Astrophysics · Physics 2007-05-23 Letizia Stanghellini

The correlations between planetary nebula (PN) morphology and the nature of their progenitors are explored by examining homogeneous PN samples in the Galaxy and the Magellanic Clouds. We selected PNe with reliable abundances from spectral…

Astrophysics · Physics 2007-09-20 Letizia Stanghellini

The morphology of planetary nebulae (PNe) provides an essential tool for understanding their origin and evolution, as it reflects both the dynamics of the gas ejected during the TP-AGB phase, and the central star energetics. Here we study…

Astrophysics · Physics 2009-10-30 L. Stanghellini , J. C. Blades , S. J. Osmer , M. J. Barlow , X. -W. Liu

Our understanding of planetary nebulae has been significantly enhanced as a result of several recent large surveys (Parker et al., these proceedings). These new discoveries suggest that the `PN phenomenon' is in fact more heterogeneous than…

Astrophysics of Galaxies · Physics 2015-06-04 D. J. Frew , Q. A. Parker

The Magellanic Clouds are close enough to the Milky Way to provide an excellent environment in which to study extragalactic PNe. Most of these PNe are bright enough to be spectroscopically observed and spatially resolved. With the latest…

Solar and Stellar Astrophysics · Physics 2015-06-03 Warren A. Reid

An analysis is made of the abundances of planetary nebulae (PN) in the Galaxy (MW), the Large Magellanic Cloud (LMC) and the Small Magellanic Cloud (SMC). The data has been gathered by the IAG/USP group in a homogeneous procedure, involving…

Astrophysics · Physics 2007-05-23 W. J. Maciel , R. D. D. Costa , T. E. P. Idiart

Planetary nebulae (PNe) are valuable spatial and kinematic tracers of nearby galaxies. In this mini-review, I focus on their role in tracing the halo and intra-cluster/intra-group light assembly in groups and clusters of galaxies within…

Astrophysics of Galaxies · Physics 2025-10-29 Johanna Hartke

Planetary nebulae (PN) are an excellent laboratory to investigate the nucleosynthesis and chemical evolution of intermediate mass stars. In these objects accurate abundances can be obtained for several chemical elements that are…

Solar and Stellar Astrophysics · Physics 2010-12-02 W. J. Maciel , R. D. D. Costa , T. E. P. Idiart
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