2 papers
astro-ph.SR2021
Titans metal-poor reference stars. I. Accurate effective temperatures and surface gravities for dwarfs and subgiants from 3D non-LTE H profiles and Gaia parallaxes
Riano E. Giribaldi, André R. da Silva, Rodolfo Smiljanic +1
Several large stellar spectroscopic surveys are producing overwhelming amounts of data that can be used for determining stellar atmospheric parameters and chemical abundances. None…
astro-ph.GA2020
Chemo-kinematic analysis of metal-poor stars with unsupervised machine learning
André R. da Silva, Rodolfo Smiljanic, Riano E. Giribaldi
Metal-poor stars play an import role in the understanding of Galaxy formation and evolution. Evidence of the early mergers that built up the Galaxy might remain in the distribution…