The modified biochar from wheat straw by the combined composites of MnFe2O4 nanoparticles and chitosan Schiff base for enhanced removal of U(VI) ions from aqueous solutions. - Yuan, Youdi; Xia, Haixin; Guo, Weijuan; Huang, Binbin; Chen, Yujun; Qiu, Muqing; Wang, Yuchun; Hu, Baowei (Environmental Science & Pollution Research, 2023)