Polarized image of an equatorial emitting ring around a rotating braneworld black hole Xin Qin, Songbai Chen, Xiangyun Fu, Yang Huang and Jiliang Jing Eur. Phys. J. C, 85 5 (2025) 546 Published online: 16 May 2025 DOI: 10.1140/epjc/s10052-025-14285-9