Sol-gel vs. impregnation preparation of MgO and CeO2 doped Ni/Al2O3 nanocatalysts used in dry reforming of methane: Effect of process conditions, synthesis method and support composition
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- 作者：Seyed Jamal Hassani Rada ; b ; Mohammad Haghighia ; b ; 1 ; haghighi@sut.ac.ir" class="auth_mail" title="E-mail the corresponding author ; Ali Alizadeh Eslamia ; b ; Farhad Rahmania ; b ; Nader Rahemia ; b
- 关键词：Impregnation ; Sol&ndash ; gel ; Ni/Al2O3&ndash ; MgO ; Ni/Al2O3&ndash ; CeO2 ; Dry reforming ; Synthesis gas
- 刊名：International Journal of Hydrogen Energy
- 出版年：2016
- 出版时间：22 March 2016
- 年：2016
- 卷：41
- 期：11
- 页码：5335-5350
- 全文大小：2883 K
文摘
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Sol–gel synthesized Ni/Al2O3–CeO2 and Ni/Al2O3–MgO as efficient catalysts for DRM.
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Combined effects of so-–gel method and CeO2/MgO promoters in nanocatalyst synthesis.
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Strong interaction and uniform dispersion of Ni by promoting sol–gel made catalysts.
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Formation of surface particles with average size of 20–25 nm by sol–gel method.
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Achieving H2 yield of 94% and H2/CO ratio of unity over sol–gel made Ni/Al2O3–CeO2.