One-pot synthesis of sulfonic acid functionalized Zr-MOFs for rapid and specific removal of radioactive Ba<sup>2+</sup>
作者:Peijia Liu、Pengfei Yang、Jian Yang、Jinlou Gu
DOI:10.1039/d1cc01740c
日期:——
Efficient decontamination of radioactive Ba2+ is of great significance to human health and environmental safety. Herein, an adsorbent based on the sulfonic acid functionalized Zr-MOF has been successfully developed, which could efficiently decontaminate radioactive Ba2+ with excellent selectivity, recyclability, a high adsorption capacity up to 60.8 mg g−1 as well as a short adsorption kinetic time
放射性Ba 2+ 的有效净化对人类健康和环境安全具有重要意义。在此,已成功开发出一种基于磺酸功能化 Zr-MOF 的吸附剂,该吸附剂可高效净化放射性 Ba 2+ ,具有优异的选择性、可回收性、高达 60.8 mg g -1的高吸附容量以及较短的吸附动力学时间少于5分钟。这种出色的吸附性能归因于在 MOF组装过程中通过原位配体修饰策略引入的 MOF 中Ba 2+和高密度 –SO 3 H 活性位点之间的强亲和力。