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Study of the performance of a bloom-forming cyanobacterium (Microcystis aeruginosa) on the biosorption of uranium
Journal of Radioanalytical and Nuclear Chemistry ( IF 1.5 ) Pub Date : 2022-06-17 , DOI: 10.1007/s10967-022-08384-0
Yijun Yuan , Xiaoqing Liao , Ziyi Fang , Nana Liu , Fengfang Qiu , Dejuan Huang , Binliang Wang , Yunyue Zhou

In order to realize the environmental sustainability, a raw bloom-forming species Microcystis aeruginosa harvested from natural waters without any modification was employed in the biosorption of uranium. The results of adsorption experiments indicated the process of U(VI) adsorbed on the surface of M. aeruginosa was pH-dependent, endothermic and spontaneous. The analysis of FTIR and XPS proved the oxygenated function groups of M. aeruginosa performed an important role in the biosorption of uranium. The high adsorption capacity and satisfied regenerated availability of M. aeruginosa make it possible to clean ‘polluter (radioactive wastewater)’ with ‘polluter (toxic cyanobacteria)’.



中文翻译:

水华形成蓝藻(铜绿微囊藻)对铀生物吸附性能的研究

为了实现环境的可持续性,在铀的生物吸附中使用了一种未经任何修饰从天然水中收获的可形成水华的原始物种铜绿微囊藻。吸附实验结果表明,U(VI)吸附在铜绿假单胞菌表面的过程是pH依赖性的、吸热的和自发的。FTIR和XPS分析证明,绿脓杆菌的含氧官能团在铀的生物吸附中发挥了重要作用。M. aeruginosa的高吸附能力和令人满意的再生利用率使得用“污染者(有毒蓝藻)”清洁“污染者(放射性废水)”成为可能。

更新日期:2022-06-20
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