Influence of BaO on viscosity and sulfide capacity of CaO-SiO2-FeO-Al2O3-BaO slagYansong Song, Hongkui Zhang, Yaoqiang Lv, Dayong Zhang and Qiaomei SunMetall. Res. Technol., 122 6 (2025) 613DOI: https://doi.org/10.1051/metal/2025083