Sulphur abundances in halo giants from the [S I] line at 1082 nm and the S I triplet around 1045 nm

H. Jönsson, N. Ryde, P. E. Nissen +4

It is still debated whether or not the Galactic chemical evolution of sulphur in the halo followed the constant or flat trend with [Fe/H], ascribed to the result of explosive nucle…