Author
Listed:
- Simon W. Campbell
(Monash Centre for Astrophysics, School of Mathematical Sciences, Monash University)
- Valentina D’Orazi
(Monash Centre for Astrophysics, School of Mathematical Sciences, Monash University
Macquarie University, Balaclava Road, North Ryde, Sydney, New South Wales 2109, Australia)
- David Yong
(Research School of Astronomy and Astrophysics, Australian National University, Weston, Australian Capital Territory 2611, Australia)
- Thomas N. Constantino
(Monash Centre for Astrophysics, School of Mathematical Sciences, Monash University)
- John C. Lattanzio
(Monash Centre for Astrophysics, School of Mathematical Sciences, Monash University)
- Richard J. Stancliffe
(Research School of Astronomy and Astrophysics, Australian National University, Weston, Australian Capital Territory 2611, Australia
Argelander-Institut für Astronomie, Universität Bonn, Auf dem Hügel 71, 53121 Bonn, Germany)
- George C. Angelou
(Monash Centre for Astrophysics, School of Mathematical Sciences, Monash University)
- Elizabeth C. Wylie-de Boer
(Research School of Astronomy and Astrophysics, Australian National University, Weston, Australian Capital Territory 2611, Australia)
- Frank Grundahl
(Stellar Astrophysics Centre, Aarhus University, Ny Munkegade 1, DK-8000 Aarhus C, Denmark)
Abstract
Investigations show that all the second-generation stars in the globular cluster NGC 6752 fail to reach the asymptotic giant branch (AGB) phase; every AGB star in the sample has a low sodium abundance, indicating that they are exclusively first-generation stars.
Suggested Citation
Simon W. Campbell & Valentina D’Orazi & David Yong & Thomas N. Constantino & John C. Lattanzio & Richard J. Stancliffe & George C. Angelou & Elizabeth C. Wylie-de Boer & Frank Grundahl, 2013.
"Sodium content as a predictor of the advanced evolution of globular cluster stars,"
Nature, Nature, vol. 498(7453), pages 198-200, June.
Handle:
RePEc:nat:nature:v:498:y:2013:i:7453:d:10.1038_nature12191
DOI: 10.1038/nature12191
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