Removal performance and mechanism of Bi2O3 for radioactive iodine in water: The role of crystal forms and oxygen vacancy - Xiao-Jun Dai; Yi-Ting Chen; Wen-Ge Zhang; Shu-Xuan Li; Ao-Tian Gu; Chun-Hui Gong; Peng Wang; Ji-Gen Lu; Yi Yang (Chemical Engineering Journal, 2025)