Sadra MahmoudiMark W. Hlawitschka2025-04-162025-04-162025jz000143-0055https://tustorage.ulb.tu-darmstadt.de/handle/tustorage/19006530Impact of Solid Particle Concentration and Liquid Circulation on Gas Holdup in Counter-Current Slurry Bubble ColumnsArticlehttps://doi.org/10.3390/fluids10010014