Journal article
Origins of the thick disk as traced by the alpha elements of metal-poor giant stars selected from RAVE
- Abstract:
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Theories of thick-disk formation can be differentiated by measurements of stellar elemental abundances. We have undertaken a study of metal-poor stars selected from the RAVE spectroscopic survey of bright stars to establish whether or not there is a significant population of metal-poor thick-disk stars ([Fe/H] ≲ -1.0) and to measure their elemental abundances. In this Letter, we present abundances of four α-elements (Mg, Si, Ca, and Ti) and iron for a subsample of 212 red giant branch and 31 ...
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Bibliographic Details
- Journal:
- Astrophysical Journal Letters More from this journal
- Volume:
- 721
- Issue:
- 2 PART 2
- Publication date:
- 2010-10-01
- DOI:
- EISSN:
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2041-8213
- ISSN:
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2041-8205
Item Description
- Language:
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English
- Keywords:
- Pubs id:
-
pubs:212419
- UUID:
-
uuid:4828f0ae-2496-4885-9988-384a7ffcb685
- Local pid:
-
pubs:212419
- Source identifiers:
-
212419
- Deposit date:
-
2012-12-19
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- Copyright date:
- 2010
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