The Hamburg/ESO R-process Enhanced Star survey (HERES) VI. The Galactic Chemical Evolution of Silicon

L. Zhang, T. Karlsson, N. Christlieb +3

We determined the silicon abundances of 253 metal-poor stars in the metallicity range $-4<[Fe/H]<-1.5$, based on non-local thermodynamic equilibrium (NLTE) line formation…