复合数
降级(电信)
催化作用
热解
化学工程
形态学(生物学)
氧氟沙星
材料科学
纳米颗粒
碳纤维
化学
纳米技术
复合材料
有机化学
电信
生物化学
生物
环丙沙星
计算机科学
工程类
遗传学
抗生素
作者
Yifang Zhao,Lian Wu,Peiping Hong,Xin He,Shuxi Gao,Yue Yu,Bing Liao,Hao Pang
标识
DOI:10.1016/j.apsusc.2023.158864
摘要
Modulating the morphology of precursor can effectively adjust the property of derived composite. Herein, after post-treated by NaBH4, a layered ZIF-67 precursor was endowed with high porosities, partially delaminated and curled layers. With this material as precursor, the pyrolysis composite, P-CoO@NC, exhibits a morphology of ultrathin N-doped carbon (NC) nanosheets coupled with highly dispersed CoO nanoparticles. This composite can active peroxymonosulfate (PMS) and degrade ofloxacin (OFL) with an efficiency of 96.8 % (10 min). After recycling for five times, the degradation efficiency can still reach 82.5 %, which demonstrates its catalytic activity and stability as an advance oxidation process (AOP) catalyst. As confirmed by related experiments, both radical (SO4— and O2—) and non-radical (1O2) pathways take part in OFL degradation in P-CoO@NC system. Overall, this work demonstrates a specific role of NaBH4 in modulating MOF precursor and further the property of derived composite.
科研通智能强力驱动
Strongly Powered by AbleSci AI