多相单原子催化剂：一种新型的人工酶

Heterogeneous Single Atom Catalyst: A New Type of Artificial Enzyme

作者： Chao, Zhao ¹ Can, Xiong ¹ Man, Qiao ⁴ Tongwei, Yuan ¹ Jing, Wang ¹ Yunteng, Qu ¹ XiaoQian, Wang ¹ Fangyao, Zhou ¹ Zhijun, Li ¹ Qian, Xu ³ Shiqi, Wang ¹ Min, Chen ¹ Wenyu, Wang ¹ Yafei, Li ⁴ Yuen, Wu ¹ Yadong, Li ²
作者单位：

1. Department of Chemistry, iChEM (Collaborative Innovation Center of Chemistry for Energy Materials), University of Science and Technology of China

2. Department of Chemistry, Tsinghua University

3. National Synchrotron Radiation Laboratory, University of Science and Technology of China

4. Jiangsu Collaborative Innovation Centre of Biomedical Functional Materials, School of Chemistry and Materials Science, Nanjing Normal University
通讯作者： Yuen, Wu Email:yuenwu@ustc.edu.cn
提交时间：2018-10-04

摘要: 在这里，我们报告了一种高温气体迁移策略来制备多相的单原子铁催化剂，并展示其优良的类天然酶的活性（定义为单原子酶，SAE）。结果表明，Fe SAE的局部定义明确的FeN4位点与含血红素的天然酶的活性金属中心高度相似。 Fe SAE表现出超级高的类过氧化物酶，氧化酶和过氧化氢酶的活性，超过了Fe3O4纳米酶40倍。更重要的是，Fe SAE可以有效活化过氧化氢（H2O2）产生羟基自由基（•OH）。这使得其可以作为一种多相化的类Fenton系统，可以应对不断增加的环境污染。我们的研究结果开辟了一个新的人造材料家族-模仿天然

单原子催化剂人工酶高温气相迁移类天然酶的活性多相类芬顿体系

来自： 赵超
分类： 化学 >> 无机化学
引用： ChinaXiv:201810.00002 (或此版本 ChinaXiv:201810.00002V1)
DOI:10.12074/201810.00002V1
CSTR:32003.36.ChinaXiv.201810.00002.V1
推荐引用方式： Chao, Zhao,Can, Xiong,Man, Qiao,Tongwei, Yuan,Jing, Wang,Yunteng, Qu,XiaoQian, Wang,Fangyao, Zhou,Zhijun, Li,Qian, Xu,Shiqi, Wang,Min, Chen,Wenyu, Wang,Yafei, Li,Yuen, Wu,Yadong, Li.(2018).多相单原子催化剂：一种新型的人工酶.中国科学院科技论文预发布平台.[ChinaXiv:201810.00002] (点此复制)

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2018-10-04 10:44:05

ChinaXiv:201810.00002V1

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