From the 1 of 2 linked papers with an AI index.
2 papers
astro-ph.SR2026
Evolutionary variations of superficial iron and calcium abundance in main sequence A stars
Yu. A. Fadeyev, R. M. Bayazitov
The paper models main‑sequence A stars to study how atomic diffusion, radiative forces, and mass loss affect surface iron and calcium abundances, showing that convection zone evolu…
astro-ph.SR2026
HD 188101: A Spotted B Star with Abundance Anomalies
R. M. Bayazitov, L. I. Mashonkina, Yu. V. Pakhomov +1
Based on spectroscopic and photometric observations, we have determined the fundamental parameters of the poorly studied star HD 188101 with a weak magnetic field. Its effective te…