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xNi/Ni0.05Ce0.20Zr0.75O2 Solid Solution over a CO2 Methanation Reaction | |
Traitangwong, Atsadang1,2; Guo, Xinpeng2; Meeyoo, Vissanu2,3; Li, Chunshan1 | |
2020-07-29 | |
Source Publication | INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH
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ISSN | 0888-5885 |
Volume | 59Issue:30Pages:13440-13449 |
Abstract | A Ni-modified ceria-zirconia support with Ni impregnation at different Ni-loading catalysts for a CO2 methanation reaction was systematically studied. The corresponding structures of each catalyst were characterized by Brunauer-Emmett-Teller surface area analysis, X-ray powder diffraction, X-ray fluorescence, H-2 temperature-programmed reduction, CO2 temperature-programmed desorption, Fourier transform infrared, scanning electron microscopy, transmission electron microscopy, X-ray photoelectron spectroscopy, and thermogravimetric/differential thermal analysis. The results showed that Ni-modified Ce-Zr oxide improved the basic properties as well as the oxygen vacancies. A gradual increase in Ni loading from 15 to 45 wt % was found to increase medium-strong basic sites, and surface Ce3+ and Ni-0 species along with oxygen vacancies favor high activity. The CO2 methanation activity was related to the amount of Ni loadings where the 45Ni/Ni005CZO catalyst was reported to be the most active catalyst. This is due to the high amount of Ni surface suitable for H-2 activation and high medium basic sites to accommodate CO2 activation, leading to high catalytic activity. |
DOI | 10.1021/acs.iecr.0c01526 |
Language | 英语 |
WOS Keyword | CARBON-DIOXIDE CAPTURE ; PARTIAL OXIDATION ; CATALYSTS ; TEMPERATURE ; NI ; STORAGE ; OXIDE ; HYDROGENATION ; PERFORMANCE ; SELECTIVITY |
Funding Project | NSFC-NRCT joint project[51661145012] ; K.C.Wong Education Foundation ; Chinese Academy of Sciences (CAS) |
WOS Research Area | Engineering |
WOS Subject | Engineering, Chemical |
Funding Organization | NSFC-NRCT joint project ; K.C.Wong Education Foundation ; Chinese Academy of Sciences (CAS) |
WOS ID | WOS:000557853400010 |
Publisher | AMER CHEMICAL SOC |
Citation statistics | |
Document Type | 期刊论文 |
Identifier | http://ir.ipe.ac.cn/handle/122111/41670 |
Collection | 中国科学院过程工程研究所 |
Corresponding Author | Li, Chunshan |
Affiliation | 1.Univ Chinese Acad Sci, Beijing 100049, Peoples R China 2.Chinese Acad Sci, Inst Proc Engn, CAS Key Lab Green Proc & Engn, State Key Lab Multiphase Complex Syst, Beijing 100190, Peoples R China 3.Mahanakorn Univ Technol, Ctr Adv Mat & Environm Res, Bangkok 10530, Thailand |
Recommended Citation GB/T 7714 | Traitangwong, Atsadang,Guo, Xinpeng,Meeyoo, Vissanu,et al. xNi/Ni0.05Ce0.20Zr0.75O2 Solid Solution over a CO2 Methanation Reaction[J]. INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH,2020,59(30):13440-13449. |
APA | Traitangwong, Atsadang,Guo, Xinpeng,Meeyoo, Vissanu,&Li, Chunshan.(2020).xNi/Ni0.05Ce0.20Zr0.75O2 Solid Solution over a CO2 Methanation Reaction.INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH,59(30),13440-13449. |
MLA | Traitangwong, Atsadang,et al."xNi/Ni0.05Ce0.20Zr0.75O2 Solid Solution over a CO2 Methanation Reaction".INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH 59.30(2020):13440-13449. |
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