2 papers
astro-ph.SR2025
Chemical abundances and doppler imaging of the Ap Si/He-wk star HD 100357
Athul Dileep, Santosh Joshi, Sofya Alexeeva +11
We present the results of time-resolved photometry, abundance analysis and Doppler imaging of an Ap star, HD 100357. The {\it TESS} photometry revealed rotational modulation with a…
astro-ph.SR2025
NLTE abundances of Eu for a sample of metal-poor stars in the Galactic Halo and Metal-poor Disk with 1D and <3D> models
Yanjun Guo, Nicholas Storm, Maria Bergemann +6
Accurate measurements of europium abundances in cool stars are essential for an enhanced understanding of the r-process mechanisms. We measure the abundance of Eu in solar spectra…