功能化金属有机骨架材料在放射性离子检测中的应用

魏伟, 夏炎

Application of Functionalized Metal-Organic Frameworks in Radioactive Ions Detection

Wei Wei, Yan Xia

表1 报道关于功能化MOFs放射性离子吸附数据

Targets MOF-based materials Adsorption capacity/(mg?g?1) Equilibrium time Mechanism Ref. ReO4? SCU-100 541 2 h Ion-exchange [31] ReO4? SLUG-21 602 － Ion-exchange [33] ReO4? UiO-66-NH2 159 24 h Ion-exchange [34] ReO4? SBN 786 2 h Ion-exchange [35] ReO4? SCU-101 217 10 min Ion-exchange [36] ReO4? IPM-206 195 － Ion-exchange [37] TcO4? NDTB-1 － > 36 h Ion-exchange [38] Ba2+ MOF-808-SO4 131.1 < 250 min Binding with sulfate group [39] Ba2+ MIL-101Cr-SO3H 70.5 < 250 min Chelate with sulfonic group [39] Cs+ MOF/KNiFC 153 45 min Ion-exchange chemisorption [40] Cs+ 3D uranyl organic framework 432 20 min Ion-exchange [41] U4+ nZVI@MOF-74 348 2 h Electrostatic interaction [42] U4+ UiO-66-neomycin 296 12 h Interaction with anti-biofouling [43] U4+ UiO-66-AO 194.8 13 h Electrostatic interaction [44] U4+ JXNU-4 121.2 35 min Coordination [45] Co2+ UiO-66-COOCH3 334.4 24 h Coordination [46] Co2+ UiO-66-CONH2 339.7 24 h Coordination [46] Co2+ UiO-66-Schiff base 256 5 h Coordination [47] Th4+ SCU-3 － － Coordination ion-exchange [48] Th4+ UiO-66-(COOH)2 350 30 min Coordination [49] Th4+ MIL-100(Al) 167 15 min Chemisorption [50] Th4+ DMn-MOF 46.3 － － [51] Sr2+ MOF-808-C2O4 206.3 120 min Chemisorption [52] Pd2+ ASUiO-66 45.4 － Acting with sulfur and alkene [53] Eu3+ azofunctionalized anionic UOF － 120 min Ion-exchange [54] Eu3+ HKUST-1@H3PW12O40 14.58 120 min Coordination with ligands [55]