A new stellar chemo-kinematic relation reveals the merger history of the milky way disk
Date
2014
Authors
Minchev, I
Chiappini, C
Martig, M
Steinmetz, M.
de Jong, R. S.
Boeche, C
Scannapieco, C
Zwitter, T
Wyse, Rosemary F G
Freeman, Kenneth
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Publisher
Institute of Physics Publishing Ltd.
Abstract
The velocity dispersions of stars near the Sun are known to increase with stellar age, but age can be difficult to determine, so a proxy like the abundance of α elements (e.g., Mg) with respect to iron, [α/Fe], is used. Here we report an unexpected beha
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Astrophysical Journal Letters
Type
Journal article
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Open Access
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Restricted until
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