94 citations · 102 across the 2 of their papers we have counts for
2 papers
astro-ph.SR2021★ 94 cited
Solar oxygen abundance
Maria Bergemann, Richard Hoppe, Ekaterina Semenova +10
Motivated by the controversy over the surface metallicity of the Sun, we present a re-analysis of the solar photospheric oxygen (O) abundance. New atomic models of O and Ni are use…
astro-ph.SR2020★ 8 cited
The solar abundance problem and eMSTOs in clusters
R. Hoppe, M. Bergemann, B. Bitsch +1
We study the impact of accretion from protoplanetary discs on stellar evolution of AFG-type stars. We use a simplified disc model computed using the Two-Pop-Py code that contains t…