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On the thick disk rotation-metallicity correlation

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Evolution of <strong>the</strong> chemical gradients:<br />

velocity-chemistry <strong>correlation</strong><br />

1<br />

2<br />

We follow <strong>the</strong> chemical<br />

redistribution of an initial<br />

assigned <strong>metallicity</strong><br />

gradient:<br />

panel 1 shows <strong>the</strong> initial<br />

gradient over all <strong>the</strong> <strong>disk</strong><br />

taken from Chen et al<br />

(2009).<br />

In panel 2 we show as <strong>the</strong><br />

dynamical evolution of such<br />

gradient produces (in <strong>the</strong><br />

solar annulus (8-10 kpc))a<br />

velocity-<strong>metallicity</strong><br />

<strong>correlation</strong> similar to <strong>the</strong><br />

ones shown in Shonrich and<br />

Binney (2009) (panels 3 and<br />

4)<br />

3<br />

GCS data<br />

Standard model by<br />

Shonrich and Binney (2009)<br />

4

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