An efficient catalytic degradation of trichloroethene in a percarbonate system catalyzed by ultra-fine heterogeneous zeolite supported zero valent iron-nickel bimetallic composite

• Published in: Applied catalysis. A, General Vol. 531; pp. 177 - 186
• Main Authors: Danish, Muhammad, Gu, Xiaogang, Lu, Shuguang, Brusseau, Mark L., Ahmad, Ayyaz, Naqvi, Muhammad, Farooq, Usman, Zaman, Waqas Qamar, Fu, Xiaori, Miao, Zhouwei
• Format: Journal Article
• Language: English
• Published: Netherlands Elsevier B.V 05.02.2017; Elsevier Science SA
• Subjects: Bimetals; Catalysis; Catalytic activity; Chemical Engineering; Chemical properties; Degradation; Electron microscopy; Electron paramagnetic resonance; Electron spin; Energy transmission; Fourier transforms; Groundwater; Groundwater remediation; Heterogeneous Fenton catalyst; Hydroxyl radicals; Iron; Kemiteknik; Leaching; Morphology; Nickel; Organic carbon; Oxidation; Scanning electron microscopy; Sodium percarbonate (SPC); Spectrum analysis; Spin resonance; Studies; Transmission electron microscopy; Trichloroethene (TCE); X ray spectra; Z-nZVI-Ni; Zeolites; Groundwater remediation; Heterogeneous Fenton catalyst; Trichloroethene (TCE); Sodium percarbonate (SPC); Z-nZVI-Ni; groundwater remediation; sodium percarbonate (SPC); heterogeneous Fenton catalyst

[Display omitted] •A novel ultra-fine natural zeolite supported Fe-Ni composite was synthesized.•The catalytic ability and stability of Z-nZVI-Ni increased significantly.•Z-nZVI-Ni demonstrated remarkable performance for TCE degradation.•The hydroxyl radicals (OH) played the dominant role in TCE deg...