Fig. 27

Abundance trends for the α-elements Mg, Si, Ca, and Ti. Left-hand-side panels show [X/Fe] versus [Fe/H], and right-hand panels show [Fe/X] versus [X/H]. Filled grey circles mark the microlensed bulge dwarfs and the red and blue circles are nearby thick and thin disk dwarf stars, respectively (from Bensby et al. 2003, 2005, and in prep.).
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