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

Journal Title

Journal ISSN

Volume Title

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

Description

Keywords

Citation

Source

Astrophysical Journal Letters

Type

Journal article

Book Title

Entity type

Access Statement

Open Access

License Rights

Restricted until